http://git-wip-us.apache.org/repos/asf/metron/blob/a5b13777/metron-platform/metron-common/src/main/java/org/apache/metron/common/stellar/evaluators/LongLiteralEvaluator.java
----------------------------------------------------------------------
diff --git 
a/metron-platform/metron-common/src/main/java/org/apache/metron/common/stellar/evaluators/LongLiteralEvaluator.java
 
b/metron-platform/metron-common/src/main/java/org/apache/metron/common/stellar/evaluators/LongLiteralEvaluator.java
deleted file mode 100644
index 338adc4..0000000
--- 
a/metron-platform/metron-common/src/main/java/org/apache/metron/common/stellar/evaluators/LongLiteralEvaluator.java
+++ /dev/null
@@ -1,42 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License.  You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package org.apache.metron.common.stellar.evaluators;
-
-import org.apache.metron.common.dsl.ParseException;
-import org.apache.metron.common.dsl.Token;
-import org.apache.metron.common.stellar.FrameContext;
-import org.apache.metron.common.stellar.generated.StellarParser;
-
-public class LongLiteralEvaluator implements 
NumberEvaluator<StellarParser.LongLiteralContext> {
-  @Override
-  public Token<Long> evaluate(StellarParser.LongLiteralContext context, 
FrameContext.Context contextVariety) {
-    if (context == null) {
-      throw new IllegalArgumentException("Cannot evaluate a context that is 
null.");
-    }
-
-    String value = context.getText();
-    if (value.endsWith("l") || value.endsWith("L")) {
-      value = value.substring(0, value.length() - 1); // Drop the 'L' or 'l'. 
Long.parseLong does not accept a string with either of these.
-      return new Token<>(Long.parseLong(value), Long.class, contextVariety);
-    } else {
-      // Technically this should never happen, but just being safe.
-      throw new ParseException("Invalid format for long. Failed trying to 
parse a long with the following value: " + value);
-    }
-  }
-}

http://git-wip-us.apache.org/repos/asf/metron/blob/a5b13777/metron-platform/metron-common/src/main/java/org/apache/metron/common/stellar/evaluators/NumberEvaluator.java
----------------------------------------------------------------------
diff --git 
a/metron-platform/metron-common/src/main/java/org/apache/metron/common/stellar/evaluators/NumberEvaluator.java
 
b/metron-platform/metron-common/src/main/java/org/apache/metron/common/stellar/evaluators/NumberEvaluator.java
deleted file mode 100644
index 2c18f9d..0000000
--- 
a/metron-platform/metron-common/src/main/java/org/apache/metron/common/stellar/evaluators/NumberEvaluator.java
+++ /dev/null
@@ -1,27 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License.  You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package org.apache.metron.common.stellar.evaluators;
-
-import org.apache.metron.common.dsl.Token;
-import org.apache.metron.common.stellar.FrameContext;
-import org.apache.metron.common.stellar.generated.StellarParser;
-
-public interface NumberEvaluator<T extends 
StellarParser.Arithmetic_operandsContext> {
-  Token<? extends Number> evaluate(T context, FrameContext.Context 
contextVariety);
-}

http://git-wip-us.apache.org/repos/asf/metron/blob/a5b13777/metron-platform/metron-common/src/main/java/org/apache/metron/common/stellar/evaluators/NumberLiteralEvaluator.java
----------------------------------------------------------------------
diff --git 
a/metron-platform/metron-common/src/main/java/org/apache/metron/common/stellar/evaluators/NumberLiteralEvaluator.java
 
b/metron-platform/metron-common/src/main/java/org/apache/metron/common/stellar/evaluators/NumberLiteralEvaluator.java
deleted file mode 100644
index 0ec3859..0000000
--- 
a/metron-platform/metron-common/src/main/java/org/apache/metron/common/stellar/evaluators/NumberLiteralEvaluator.java
+++ /dev/null
@@ -1,71 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License.  You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package org.apache.metron.common.stellar.evaluators;
-
-import org.apache.metron.common.dsl.ParseException;
-import org.apache.metron.common.dsl.Token;
-import org.apache.metron.common.stellar.FrameContext;
-import org.apache.metron.common.stellar.generated.StellarParser;
-
-import java.util.HashMap;
-import java.util.Map;
-
-public enum NumberLiteralEvaluator {
-  INSTANCE;
-  public enum Strategy {
-     INTEGER(StellarParser.IntLiteralContext.class, new IntLiteralEvaluator())
-    , DOUBLE(StellarParser.DoubleLiteralContext.class, new 
DoubleLiteralEvaluator())
-    , FLOAT(StellarParser.FloatLiteralContext.class, new 
FloatLiteralEvaluator())
-    , LONG(StellarParser.LongLiteralContext.class, new LongLiteralEvaluator());
-    Class<? extends StellarParser.Arithmetic_operandsContext> context;
-    NumberEvaluator evaluator;
-    private static Map<Class<? extends 
StellarParser.Arithmetic_operandsContext>, NumberEvaluator> strategyMap;
-
-    static {
-      strategyMap = new HashMap<>();
-      for (Strategy strat : Strategy.values()) {
-        strategyMap.put(strat.context, strat.evaluator);
-      }
-    }
-
-    Strategy(Class<? extends StellarParser.Arithmetic_operandsContext> context
-            , NumberEvaluator<? extends 
StellarParser.Arithmetic_operandsContext> evaluator
-    ) {
-      this.context = context;
-      this.evaluator = evaluator;
-    }
-  }
-
-  Token<? extends Number> evaluate(StellarParser.Arithmetic_operandsContext 
context
-                                         , Map<Class<? extends 
StellarParser.Arithmetic_operandsContext>, NumberEvaluator> instanceMap
-                                         , FrameContext.Context contextVariety
-                                         )
-  {
-    NumberEvaluator evaluator = instanceMap.get(context.getClass());
-    if(evaluator == null) {
-      throw new ParseException("Does not support evaluation for type " + 
context.getClass());
-    }
-    return evaluator.evaluate(context, contextVariety);
-  }
-
-  public Token<? extends Number> 
evaluate(StellarParser.Arithmetic_operandsContext context, FrameContext.Context 
contextVariety) {
-    return evaluate(context, Strategy.strategyMap, contextVariety);
-  }
-
-}

http://git-wip-us.apache.org/repos/asf/metron/blob/a5b13777/metron-platform/metron-common/src/main/java/org/apache/metron/common/stellar/generated/StellarBaseListener.java
----------------------------------------------------------------------
diff --git 
a/metron-platform/metron-common/src/main/java/org/apache/metron/common/stellar/generated/StellarBaseListener.java
 
b/metron-platform/metron-common/src/main/java/org/apache/metron/common/stellar/generated/StellarBaseListener.java
deleted file mode 100644
index 3ca1daa..0000000
--- 
a/metron-platform/metron-common/src/main/java/org/apache/metron/common/stellar/generated/StellarBaseListener.java
+++ /dev/null
@@ -1,780 +0,0 @@
-// Generated from org/apache/metron/common/stellar/generated/Stellar.g4 by 
ANTLR 4.5
-package org.apache.metron.common.stellar.generated;
-
-//CHECKSTYLE:OFF
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License.  You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-
-import org.antlr.v4.runtime.ParserRuleContext;
-import org.antlr.v4.runtime.misc.NotNull;
-import org.antlr.v4.runtime.tree.ErrorNode;
-import org.antlr.v4.runtime.tree.TerminalNode;
-
-/**
- * This class provides an empty implementation of {@link StellarListener},
- * which can be extended to create a listener which only needs to handle a 
subset
- * of the available methods.
- */
-public class StellarBaseListener implements StellarListener {
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void 
enterTransformation(StellarParser.TransformationContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void 
exitTransformation(StellarParser.TransformationContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void 
enterConditionalExpr(StellarParser.ConditionalExprContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void 
exitConditionalExpr(StellarParser.ConditionalExprContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void 
enterTransformationExpr(StellarParser.TransformationExprContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void 
exitTransformationExpr(StellarParser.TransformationExprContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void 
enterArithExpression(StellarParser.ArithExpressionContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void 
exitArithExpression(StellarParser.ArithExpressionContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void 
enterTransformationEntity(StellarParser.TransformationEntityContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void 
exitTransformationEntity(StellarParser.TransformationEntityContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void 
enterComparisonExpression(StellarParser.ComparisonExpressionContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void 
exitComparisonExpression(StellarParser.ComparisonExpressionContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void 
enterLogicalExpression(StellarParser.LogicalExpressionContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void 
exitLogicalExpression(StellarParser.LogicalExpressionContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void 
enterInExpression(StellarParser.InExpressionContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void 
exitInExpression(StellarParser.InExpressionContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void enterIf_expr(StellarParser.If_exprContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void exitIf_expr(StellarParser.If_exprContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void enterThen_expr(StellarParser.Then_exprContext 
ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void exitThen_expr(StellarParser.Then_exprContext ctx) 
{ }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void enterElse_expr(StellarParser.Else_exprContext 
ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void exitElse_expr(StellarParser.Else_exprContext ctx) 
{ }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void 
enterTernaryFuncWithoutIf(StellarParser.TernaryFuncWithoutIfContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void 
exitTernaryFuncWithoutIf(StellarParser.TernaryFuncWithoutIfContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void 
enterTernaryFuncWithIf(StellarParser.TernaryFuncWithIfContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void 
exitTernaryFuncWithIf(StellarParser.TernaryFuncWithIfContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void 
enterLogicalExpressionAnd(StellarParser.LogicalExpressionAndContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void 
exitLogicalExpressionAnd(StellarParser.LogicalExpressionAndContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void 
enterLogicalExpressionOr(StellarParser.LogicalExpressionOrContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void 
exitLogicalExpressionOr(StellarParser.LogicalExpressionOrContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void 
enterBoleanExpression(StellarParser.BoleanExpressionContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void 
exitBoleanExpression(StellarParser.BoleanExpressionContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void enterB_expr(StellarParser.B_exprContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void exitB_expr(StellarParser.B_exprContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void 
enterInExpressionStatement(StellarParser.InExpressionStatementContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void 
exitInExpressionStatement(StellarParser.InExpressionStatementContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void 
enterNInExpressionStatement(StellarParser.NInExpressionStatementContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void 
exitNInExpressionStatement(StellarParser.NInExpressionStatementContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void enterNotFunc(StellarParser.NotFuncContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void exitNotFunc(StellarParser.NotFuncContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void 
enterComparisonExpressionParens(StellarParser.ComparisonExpressionParensContext 
ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void 
exitComparisonExpressionParens(StellarParser.ComparisonExpressionParensContext 
ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void 
enterComparisonExpressionWithOperator(StellarParser.ComparisonExpressionWithOperatorContext
 ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void 
exitComparisonExpressionWithOperator(StellarParser.ComparisonExpressionWithOperatorContext
 ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void enterOperand(StellarParser.OperandContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void exitOperand(StellarParser.OperandContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void 
enterTransformation_entity(StellarParser.Transformation_entityContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void 
exitTransformation_entity(StellarParser.Transformation_entityContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void 
enterComparisonOp(StellarParser.ComparisonOpContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void 
exitComparisonOp(StellarParser.ComparisonOpContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void enterFunc_args(StellarParser.Func_argsContext 
ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void exitFunc_args(StellarParser.Func_argsContext ctx) 
{ }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void enterOp_list(StellarParser.Op_listContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void exitOp_list(StellarParser.Op_listContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void enterList_entity(StellarParser.List_entityContext 
ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void exitList_entity(StellarParser.List_entityContext 
ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void enterKv_list(StellarParser.Kv_listContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void exitKv_list(StellarParser.Kv_listContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void enterMap_entity(StellarParser.Map_entityContext 
ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void exitMap_entity(StellarParser.Map_entityContext 
ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void 
enterArithExpr_solo(StellarParser.ArithExpr_soloContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void 
exitArithExpr_solo(StellarParser.ArithExpr_soloContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void 
enterArithExpr_minus(StellarParser.ArithExpr_minusContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void 
exitArithExpr_minus(StellarParser.ArithExpr_minusContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void 
enterArithExpr_plus(StellarParser.ArithExpr_plusContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void 
exitArithExpr_plus(StellarParser.ArithExpr_plusContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void 
enterArithExpr_div(StellarParser.ArithExpr_divContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void 
exitArithExpr_div(StellarParser.ArithExpr_divContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void 
enterArithExpr_mul_solo(StellarParser.ArithExpr_mul_soloContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void 
exitArithExpr_mul_solo(StellarParser.ArithExpr_mul_soloContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void 
enterArithExpr_mul(StellarParser.ArithExpr_mulContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void 
exitArithExpr_mul(StellarParser.ArithExpr_mulContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void 
enterTransformationFunc(StellarParser.TransformationFuncContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void 
exitTransformationFunc(StellarParser.TransformationFuncContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void 
enterNumericFunctions(StellarParser.NumericFunctionsContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void 
exitNumericFunctions(StellarParser.NumericFunctionsContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void 
enterDoubleLiteral(StellarParser.DoubleLiteralContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void 
exitDoubleLiteral(StellarParser.DoubleLiteralContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void enterIntLiteral(StellarParser.IntLiteralContext 
ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void exitIntLiteral(StellarParser.IntLiteralContext 
ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void enterLongLiteral(StellarParser.LongLiteralContext 
ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void exitLongLiteral(StellarParser.LongLiteralContext 
ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void 
enterFloatLiteral(StellarParser.FloatLiteralContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void 
exitFloatLiteral(StellarParser.FloatLiteralContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void enterVariable(StellarParser.VariableContext ctx) 
{ }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void exitVariable(StellarParser.VariableContext ctx) { 
}
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void enterParenArith(StellarParser.ParenArithContext 
ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void exitParenArith(StellarParser.ParenArithContext 
ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void enterCondExpr(StellarParser.CondExprContext ctx) 
{ }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void exitCondExpr(StellarParser.CondExprContext ctx) { 
}
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void 
enterLogicalConst(StellarParser.LogicalConstContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void 
exitLogicalConst(StellarParser.LogicalConstContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void 
enterLambdaWithArgsExpr(StellarParser.LambdaWithArgsExprContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void 
exitLambdaWithArgsExpr(StellarParser.LambdaWithArgsExprContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void 
enterLambdaWithoutArgsExpr(StellarParser.LambdaWithoutArgsExprContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void 
exitLambdaWithoutArgsExpr(StellarParser.LambdaWithoutArgsExprContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void 
enterArithmeticOperands(StellarParser.ArithmeticOperandsContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void 
exitArithmeticOperands(StellarParser.ArithmeticOperandsContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void 
enterStringLiteral(StellarParser.StringLiteralContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void 
exitStringLiteral(StellarParser.StringLiteralContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void enterList(StellarParser.ListContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void exitList(StellarParser.ListContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void enterMapConst(StellarParser.MapConstContext ctx) 
{ }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void exitMapConst(StellarParser.MapConstContext ctx) { 
}
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void enterNullConst(StellarParser.NullConstContext 
ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void exitNullConst(StellarParser.NullConstContext ctx) 
{ }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void enterExistsFunc(StellarParser.ExistsFuncContext 
ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void exitExistsFunc(StellarParser.ExistsFuncContext 
ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void 
enterCondExpr_paren(StellarParser.CondExpr_parenContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void 
exitCondExpr_paren(StellarParser.CondExpr_parenContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void 
enterLambda_without_args(StellarParser.Lambda_without_argsContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void 
exitLambda_without_args(StellarParser.Lambda_without_argsContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void 
enterLambda_with_args(StellarParser.Lambda_with_argsContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void 
exitLambda_with_args(StellarParser.Lambda_with_argsContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void 
enterLambda_variables(StellarParser.Lambda_variablesContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void 
exitLambda_variables(StellarParser.Lambda_variablesContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void 
enterSingle_lambda_variable(StellarParser.Single_lambda_variableContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void 
exitSingle_lambda_variable(StellarParser.Single_lambda_variableContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void 
enterLambda_variable(StellarParser.Lambda_variableContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void 
exitLambda_variable(StellarParser.Lambda_variableContext ctx) { }
-
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void enterEveryRule(ParserRuleContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void exitEveryRule(ParserRuleContext ctx) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void visitTerminal(TerminalNode node) { }
-       /**
-        * {@inheritDoc}
-        *
-        * <p>The default implementation does nothing.</p>
-        */
-       @Override public void visitErrorNode(ErrorNode node) { }
-}
\ No newline at end of file

http://git-wip-us.apache.org/repos/asf/metron/blob/a5b13777/metron-platform/metron-common/src/main/java/org/apache/metron/common/stellar/generated/StellarLexer.java
----------------------------------------------------------------------
diff --git 
a/metron-platform/metron-common/src/main/java/org/apache/metron/common/stellar/generated/StellarLexer.java
 
b/metron-platform/metron-common/src/main/java/org/apache/metron/common/stellar/generated/StellarLexer.java
deleted file mode 100644
index 49bbc45..0000000
--- 
a/metron-platform/metron-common/src/main/java/org/apache/metron/common/stellar/generated/StellarLexer.java
+++ /dev/null
@@ -1,306 +0,0 @@
-// Generated from org/apache/metron/common/stellar/generated/Stellar.g4 by 
ANTLR 4.5
-package org.apache.metron.common.stellar.generated;
-
-//CHECKSTYLE:OFF
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License.  You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-import org.antlr.v4.runtime.Lexer;
-import org.antlr.v4.runtime.CharStream;
-import org.antlr.v4.runtime.Token;
-import org.antlr.v4.runtime.TokenStream;
-import org.antlr.v4.runtime.*;
-import org.antlr.v4.runtime.atn.*;
-import org.antlr.v4.runtime.dfa.DFA;
-import org.antlr.v4.runtime.misc.*;
-
-@SuppressWarnings({"all", "warnings", "unchecked", "unused", "cast"})
-public class StellarLexer extends Lexer {
-       static { RuntimeMetaData.checkVersion("4.5", RuntimeMetaData.VERSION); }
-
-       protected static final DFA[] _decisionToDFA;
-       protected static final PredictionContextCache _sharedContextCache =
-               new PredictionContextCache();
-       public static final int
-               IN=1, LAMBDA_OP=2, DOUBLE_QUOTE=3, SINGLE_QUOTE=4, COMMA=5, 
PERIOD=6, 
-               AND=7, OR=8, NOT=9, TRUE=10, FALSE=11, EQ=12, NEQ=13, LT=14, 
LTE=15, GT=16, 
-               GTE=17, QUESTION=18, COLON=19, IF=20, THEN=21, ELSE=22, 
NULL=23, MINUS=24, 
-               PLUS=25, DIV=26, MUL=27, LBRACE=28, RBRACE=29, LBRACKET=30, 
RBRACKET=31, 
-               LPAREN=32, RPAREN=33, NIN=34, EXISTS=35, EXPONENT=36, 
INT_LITERAL=37, 
-               DOUBLE_LITERAL=38, FLOAT_LITERAL=39, LONG_LITERAL=40, 
IDENTIFIER=41, STRING_LITERAL=42, 
-               COMMENT=43, WS=44;
-       public static String[] modeNames = {
-               "DEFAULT_MODE"
-       };
-
-       public static final String[] ruleNames = {
-               "IN", "LAMBDA_OP", "DOUBLE_QUOTE", "SINGLE_QUOTE", "COMMA", 
"PERIOD", 
-               "AND", "OR", "NOT", "TRUE", "FALSE", "EQ", "NEQ", "LT", "LTE", 
"GT", "GTE", 
-               "QUESTION", "COLON", "IF", "THEN", "ELSE", "NULL", "MINUS", 
"PLUS", "DIV", 
-               "MUL", "LBRACE", "RBRACE", "LBRACKET", "RBRACKET", "LPAREN", 
"RPAREN", 
-               "NIN", "EXISTS", "EXPONENT", "INT_LITERAL", "DOUBLE_LITERAL", 
"FLOAT_LITERAL", 
-               "LONG_LITERAL", "IDENTIFIER", "STRING_LITERAL", "COMMENT", 
"WS", "ZERO", 
-               "FIRST_DIGIT", "DIGIT", "D", "E", "F", "L", "EOL", 
"IDENTIFIER_START", 
-               "IDENTIFIER_MIDDLE", "IDENTIFIER_END"
-       };
-
-       private static final String[] _LITERAL_NAMES = {
-               null, null, "'->'", "'\"'", "'''", "','", "'.'", null, null, 
null, null, 
-               null, "'=='", "'!='", "'<'", "'<='", "'>'", "'>='", "'?'", 
"':'", null, 
-               null, null, null, "'-'", "'+'", "'/'", "'*'", "'{'", "'}'", 
"'['", "']'", 
-               "'('", "')'"
-       };
-       private static final String[] _SYMBOLIC_NAMES = {
-               null, "IN", "LAMBDA_OP", "DOUBLE_QUOTE", "SINGLE_QUOTE", 
"COMMA", "PERIOD", 
-               "AND", "OR", "NOT", "TRUE", "FALSE", "EQ", "NEQ", "LT", "LTE", 
"GT", "GTE", 
-               "QUESTION", "COLON", "IF", "THEN", "ELSE", "NULL", "MINUS", 
"PLUS", "DIV", 
-               "MUL", "LBRACE", "RBRACE", "LBRACKET", "RBRACKET", "LPAREN", 
"RPAREN", 
-               "NIN", "EXISTS", "EXPONENT", "INT_LITERAL", "DOUBLE_LITERAL", 
"FLOAT_LITERAL", 
-               "LONG_LITERAL", "IDENTIFIER", "STRING_LITERAL", "COMMENT", "WS"
-       };
-       public static final Vocabulary VOCABULARY = new 
VocabularyImpl(_LITERAL_NAMES, _SYMBOLIC_NAMES);
-
-       /**
-        * @deprecated Use {@link #VOCABULARY} instead.
-        */
-       @Deprecated
-       public static final String[] tokenNames;
-       static {
-               tokenNames = new String[_SYMBOLIC_NAMES.length];
-               for (int i = 0; i < tokenNames.length; i++) {
-                       tokenNames[i] = VOCABULARY.getLiteralName(i);
-                       if (tokenNames[i] == null) {
-                               tokenNames[i] = VOCABULARY.getSymbolicName(i);
-                       }
-
-                       if (tokenNames[i] == null) {
-                               tokenNames[i] = "<INVALID>";
-                       }
-               }
-       }
-
-       @Override
-       @Deprecated
-       public String[] getTokenNames() {
-               return tokenNames;
-       }
-
-       @Override
-
-       public Vocabulary getVocabulary() {
-               return VOCABULARY;
-       }
-
-
-       public StellarLexer(CharStream input) {
-               super(input);
-               _interp = new 
LexerATNSimulator(this,_ATN,_decisionToDFA,_sharedContextCache);
-       }
-
-       @Override
-       public String getGrammarFileName() { return "Stellar.g4"; }
-
-       @Override
-       public String[] getRuleNames() { return ruleNames; }
-
-       @Override
-       public String getSerializedATN() { return _serializedATN; }
-
-       @Override
-       public String[] getModeNames() { return modeNames; }
-
-       @Override
-       public ATN getATN() { return _ATN; }
-
-       public static final String _serializedATN =
-               
"\3\u0430\ud6d1\u8206\uad2d\u4417\uaef1\u8d80\uaadd\2.\u01d0\b\1\4\2\t"+
-               
"\2\4\3\t\3\4\4\t\4\4\5\t\5\4\6\t\6\4\7\t\7\4\b\t\b\4\t\t\t\4\n\t\n\4\13"+
-               
"\t\13\4\f\t\f\4\r\t\r\4\16\t\16\4\17\t\17\4\20\t\20\4\21\t\21\4\22\t\22"+
-               
"\4\23\t\23\4\24\t\24\4\25\t\25\4\26\t\26\4\27\t\27\4\30\t\30\4\31\t\31"+
-               "\4\32\t\32\4\33\t\33\4\34\t\34\4\35\t\35\4\36\t\36\4\37\t\37\4 
\t \4!"+
-               
"\t!\4\"\t\"\4#\t#\4$\t$\4%\t%\4&\t&\4\'\t\'\4(\t(\4)\t)\4*\t*\4+\t+\4"+
-               
",\t,\4-\t-\4.\t.\4/\t/\4\60\t\60\4\61\t\61\4\62\t\62\4\63\t\63\4\64\t"+
-               
"\64\4\65\t\65\4\66\t\66\4\67\t\67\48\t8\3\2\3\2\3\2\3\2\5\2v\n\2\3\3\3"+
-               
"\3\3\3\3\4\3\4\3\5\3\5\3\6\3\6\3\7\3\7\3\b\3\b\3\b\3\b\3\b\3\b\3\b\3\b"+
-               
"\5\b\u008b\n\b\3\t\3\t\3\t\3\t\3\t\3\t\5\t\u0093\n\t\3\n\3\n\3\n\3\n\3"+
-               
"\n\3\n\5\n\u009b\n\n\3\13\3\13\3\13\3\13\3\13\3\13\3\13\3\13\5\13\u00a5"+
-               
"\n\13\3\f\3\f\3\f\3\f\3\f\3\f\3\f\3\f\3\f\3\f\5\f\u00b1\n\f\3\r\3\r\3"+
-               
"\r\3\16\3\16\3\16\3\17\3\17\3\20\3\20\3\20\3\21\3\21\3\22\3\22\3\22\3"+
-               
"\23\3\23\3\24\3\24\3\25\3\25\3\25\3\25\5\25\u00cb\n\25\3\26\3\26\3\26"+
-               
"\3\26\3\26\3\26\3\26\3\26\5\26\u00d5\n\26\3\27\3\27\3\27\3\27\3\27\3\27"+
-               
"\3\27\3\27\5\27\u00df\n\27\3\30\3\30\3\30\3\30\3\30\3\30\3\30\3\30\5\30"+
-               
"\u00e9\n\30\3\31\3\31\3\32\3\32\3\33\3\33\3\34\3\34\3\35\3\35\3\36\3\36"+
-               "\3\37\3\37\3 \3 
\3!\3!\3\"\3\"\3#\3#\3#\3#\3#\3#\3#\3#\3#\3#\3#\3#\5#"+
-               
"\u010b\n#\3$\3$\3$\3$\3$\3$\3$\3$\3$\3$\3$\3$\5$\u0119\n$\3%\3%\3%\5%"+
-               
"\u011e\n%\3%\6%\u0121\n%\r%\16%\u0122\3&\5&\u0126\n&\3&\3&\5&\u012a\n"+
-               
"&\3&\3&\7&\u012e\n&\f&\16&\u0131\13&\5&\u0133\n&\3\'\3\'\3\'\7\'\u0138"+
-               
"\n\'\f\'\16\'\u013b\13\'\3\'\5\'\u013e\n\'\3\'\5\'\u0141\n\'\3\'\3\'\6"+
-               
"\'\u0145\n\'\r\'\16\'\u0146\3\'\5\'\u014a\n\'\3\'\5\'\u014d\n\'\3\'\3"+
-               
"\'\3\'\5\'\u0152\n\'\3\'\3\'\5\'\u0156\n\'\3\'\3\'\5\'\u015a\n\'\3(\3"+
-               
"(\3(\7(\u015f\n(\f(\16(\u0162\13(\3(\5(\u0165\n(\3(\3(\3(\5(\u016a\n("+
-               
"\3(\3(\6(\u016e\n(\r(\16(\u016f\3(\5(\u0173\n(\3(\3(\3(\3(\5(\u0179\n"+
-               
"(\3(\3(\5(\u017d\n(\3)\3)\3)\3*\3*\3*\7*\u0185\n*\f*\16*\u0188\13*\3*"+
-               
"\3*\5*\u018c\n*\3+\3+\3+\3+\7+\u0192\n+\f+\16+\u0195\13+\3+\3+\3+\3+\3"+
-               
"+\3+\7+\u019d\n+\f+\16+\u01a0\13+\3+\3+\5+\u01a4\n+\3,\3,\3,\3,\6,\u01aa"+
-               
"\n,\r,\16,\u01ab\3,\3,\5,\u01b0\n,\3,\3,\3-\6-\u01b5\n-\r-\16-\u01b6\3"+
-               
"-\3-\3.\3.\3/\3/\3\60\3\60\3\61\3\61\3\62\3\62\3\63\3\63\3\64\3\64\3\65"+
-               
"\3\65\3\66\3\66\3\67\3\67\38\38\3\u01ab\29\3\3\5\4\7\5\t\6\13\7\r\b\17"+
-               
"\t\21\n\23\13\25\f\27\r\31\16\33\17\35\20\37\21!\22#\23%\24\'\25)\26+"+
-               "\27-\30/\31\61\32\63\33\65\34\67\359\36;\37= 
?!A\"C#E$G%I&K\'M(O)Q*S+"+
-               
"U,W-Y.[\2]\2_\2a\2c\2e\2g\2i\2k\2m\2o\2\3\2\16\4\2))^^\7\2))^^ppttvv\4"+
-               
"\2$$^^\7\2$$^^ppttvv\5\2\13\f\16\17\"\"\4\2FFff\4\2GGgg\4\2HHhh\4\2NN"+
-               
"nn\6\2&&C\\aac|\b\2\60\60\62<C\\^^aac|\b\2\60\60\62;C\\^^aac|\u01f6\2"+
-               
"\3\3\2\2\2\2\5\3\2\2\2\2\7\3\2\2\2\2\t\3\2\2\2\2\13\3\2\2\2\2\r\3\2\2"+
-               
"\2\2\17\3\2\2\2\2\21\3\2\2\2\2\23\3\2\2\2\2\25\3\2\2\2\2\27\3\2\2\2\2"+
-               
"\31\3\2\2\2\2\33\3\2\2\2\2\35\3\2\2\2\2\37\3\2\2\2\2!\3\2\2\2\2#\3\2\2"+
-               
"\2\2%\3\2\2\2\2\'\3\2\2\2\2)\3\2\2\2\2+\3\2\2\2\2-\3\2\2\2\2/\3\2\2\2"+
-               
"\2\61\3\2\2\2\2\63\3\2\2\2\2\65\3\2\2\2\2\67\3\2\2\2\29\3\2\2\2\2;\3\2"+
-               
"\2\2\2=\3\2\2\2\2?\3\2\2\2\2A\3\2\2\2\2C\3\2\2\2\2E\3\2\2\2\2G\3\2\2\2"+
-               
"\2I\3\2\2\2\2K\3\2\2\2\2M\3\2\2\2\2O\3\2\2\2\2Q\3\2\2\2\2S\3\2\2\2\2U"+
-               
"\3\2\2\2\2W\3\2\2\2\2Y\3\2\2\2\3u\3\2\2\2\5w\3\2\2\2\7z\3\2\2\2\t|\3\2"+
-               
"\2\2\13~\3\2\2\2\r\u0080\3\2\2\2\17\u008a\3\2\2\2\21\u0092\3\2\2\2\23"+
-               
"\u009a\3\2\2\2\25\u00a4\3\2\2\2\27\u00b0\3\2\2\2\31\u00b2\3\2\2\2\33\u00b5"+
-               
"\3\2\2\2\35\u00b8\3\2\2\2\37\u00ba\3\2\2\2!\u00bd\3\2\2\2#\u00bf\3\2\2"+
-               
"\2%\u00c2\3\2\2\2\'\u00c4\3\2\2\2)\u00ca\3\2\2\2+\u00d4\3\2\2\2-\u00de"+
-               
"\3\2\2\2/\u00e8\3\2\2\2\61\u00ea\3\2\2\2\63\u00ec\3\2\2\2\65\u00ee\3\2"+
-               
"\2\2\67\u00f0\3\2\2\29\u00f2\3\2\2\2;\u00f4\3\2\2\2=\u00f6\3\2\2\2?\u00f8"+
-               
"\3\2\2\2A\u00fa\3\2\2\2C\u00fc\3\2\2\2E\u010a\3\2\2\2G\u0118\3\2\2\2I"+
-               
"\u011a\3\2\2\2K\u0132\3\2\2\2M\u0159\3\2\2\2O\u017c\3\2\2\2Q\u017e\3\2"+
-               
"\2\2S\u018b\3\2\2\2U\u01a3\3\2\2\2W\u01a5\3\2\2\2Y\u01b4\3\2\2\2[\u01ba"+
-               
"\3\2\2\2]\u01bc\3\2\2\2_\u01be\3\2\2\2a\u01c0\3\2\2\2c\u01c2\3\2\2\2e"+
-               
"\u01c4\3\2\2\2g\u01c6\3\2\2\2i\u01c8\3\2\2\2k\u01ca\3\2\2\2m\u01cc\3\2"+
-               
"\2\2o\u01ce\3\2\2\2qr\7k\2\2rv\7p\2\2st\7K\2\2tv\7P\2\2uq\3\2\2\2us\3"+
-               
"\2\2\2v\4\3\2\2\2wx\7/\2\2xy\7@\2\2y\6\3\2\2\2z{\7$\2\2{\b\3\2\2\2|}\7"+
-               
")\2\2}\n\3\2\2\2~\177\7.\2\2\177\f\3\2\2\2\u0080\u0081\7\60\2\2\u0081"+
-               
"\16\3\2\2\2\u0082\u0083\7c\2\2\u0083\u0084\7p\2\2\u0084\u008b\7f\2\2\u0085"+
-               
"\u0086\7(\2\2\u0086\u008b\7(\2\2\u0087\u0088\7C\2\2\u0088\u0089\7P\2\2"+
-               
"\u0089\u008b\7F\2\2\u008a\u0082\3\2\2\2\u008a\u0085\3\2\2\2\u008a\u0087"+
-               
"\3\2\2\2\u008b\20\3\2\2\2\u008c\u008d\7q\2\2\u008d\u0093\7t\2\2\u008e"+
-               
"\u008f\7~\2\2\u008f\u0093\7~\2\2\u0090\u0091\7Q\2\2\u0091\u0093\7T\2\2"+
-               
"\u0092\u008c\3\2\2\2\u0092\u008e\3\2\2\2\u0092\u0090\3\2\2\2\u0093\22"+
-               
"\3\2\2\2\u0094\u0095\7p\2\2\u0095\u0096\7q\2\2\u0096\u009b\7v\2\2\u0097"+
-               
"\u0098\7P\2\2\u0098\u0099\7Q\2\2\u0099\u009b\7V\2\2\u009a\u0094\3\2\2"+
-               
"\2\u009a\u0097\3\2\2\2\u009b\24\3\2\2\2\u009c\u009d\7v\2\2\u009d\u009e"+
-               
"\7t\2\2\u009e\u009f\7w\2\2\u009f\u00a5\7g\2\2\u00a0\u00a1\7V\2\2\u00a1"+
-               
"\u00a2\7T\2\2\u00a2\u00a3\7W\2\2\u00a3\u00a5\7G\2\2\u00a4\u009c\3\2\2"+
-               
"\2\u00a4\u00a0\3\2\2\2\u00a5\26\3\2\2\2\u00a6\u00a7\7h\2\2\u00a7\u00a8"+
-               
"\7c\2\2\u00a8\u00a9\7n\2\2\u00a9\u00aa\7u\2\2\u00aa\u00b1\7g\2\2\u00ab"+
-               
"\u00ac\7H\2\2\u00ac\u00ad\7C\2\2\u00ad\u00ae\7N\2\2\u00ae\u00af\7U\2\2"+
-               
"\u00af\u00b1\7G\2\2\u00b0\u00a6\3\2\2\2\u00b0\u00ab\3\2\2\2\u00b1\30\3"+
-               
"\2\2\2\u00b2\u00b3\7?\2\2\u00b3\u00b4\7?\2\2\u00b4\32\3\2\2\2\u00b5\u00b6"+
-               
"\7#\2\2\u00b6\u00b7\7?\2\2\u00b7\34\3\2\2\2\u00b8\u00b9\7>\2\2\u00b9\36"+
-               "\3\2\2\2\u00ba\u00bb\7>\2\2\u00bb\u00bc\7?\2\2\u00bc 
\3\2\2\2\u00bd\u00be"+
-               
"\7@\2\2\u00be\"\3\2\2\2\u00bf\u00c0\7@\2\2\u00c0\u00c1\7?\2\2\u00c1$\3"+
-               
"\2\2\2\u00c2\u00c3\7A\2\2\u00c3&\3\2\2\2\u00c4\u00c5\7<\2\2\u00c5(\3\2"+
-               
"\2\2\u00c6\u00c7\7K\2\2\u00c7\u00cb\7H\2\2\u00c8\u00c9\7k\2\2\u00c9\u00cb"+
-               
"\7h\2\2\u00ca\u00c6\3\2\2\2\u00ca\u00c8\3\2\2\2\u00cb*\3\2\2\2\u00cc\u00cd"+
-               
"\7V\2\2\u00cd\u00ce\7J\2\2\u00ce\u00cf\7G\2\2\u00cf\u00d5\7P\2\2\u00d0"+
-               
"\u00d1\7v\2\2\u00d1\u00d2\7j\2\2\u00d2\u00d3\7g\2\2\u00d3\u00d5\7p\2\2"+
-               
"\u00d4\u00cc\3\2\2\2\u00d4\u00d0\3\2\2\2\u00d5,\3\2\2\2\u00d6\u00d7\7"+
-               
"G\2\2\u00d7\u00d8\7N\2\2\u00d8\u00d9\7U\2\2\u00d9\u00df\7G\2\2\u00da\u00db"+
-               
"\7g\2\2\u00db\u00dc\7n\2\2\u00dc\u00dd\7u\2\2\u00dd\u00df\7g\2\2\u00de"+
-               
"\u00d6\3\2\2\2\u00de\u00da\3\2\2\2\u00df.\3\2\2\2\u00e0\u00e1\7p\2\2\u00e1"+
-               
"\u00e2\7w\2\2\u00e2\u00e3\7n\2\2\u00e3\u00e9\7n\2\2\u00e4\u00e5\7P\2\2"+
-               
"\u00e5\u00e6\7W\2\2\u00e6\u00e7\7N\2\2\u00e7\u00e9\7N\2\2\u00e8\u00e0"+
-               
"\3\2\2\2\u00e8\u00e4\3\2\2\2\u00e9\60\3\2\2\2\u00ea\u00eb\7/\2\2\u00eb"+
-               
"\62\3\2\2\2\u00ec\u00ed\7-\2\2\u00ed\64\3\2\2\2\u00ee\u00ef\7\61\2\2\u00ef"+
-               
"\66\3\2\2\2\u00f0\u00f1\7,\2\2\u00f18\3\2\2\2\u00f2\u00f3\7}\2\2\u00f3"+
-               
":\3\2\2\2\u00f4\u00f5\7\177\2\2\u00f5<\3\2\2\2\u00f6\u00f7\7]\2\2\u00f7"+
-               
">\3\2\2\2\u00f8\u00f9\7_\2\2\u00f9@\3\2\2\2\u00fa\u00fb\7*\2\2\u00fbB"+
-               
"\3\2\2\2\u00fc\u00fd\7+\2\2\u00fdD\3\2\2\2\u00fe\u00ff\7p\2\2\u00ff\u0100"+
-               
"\7q\2\2\u0100\u0101\7v\2\2\u0101\u0102\7\"\2\2\u0102\u0103\7k\2\2\u0103"+
-               
"\u010b\7p\2\2\u0104\u0105\7P\2\2\u0105\u0106\7Q\2\2\u0106\u0107\7V\2\2"+
-               
"\u0107\u0108\7\"\2\2\u0108\u0109\7K\2\2\u0109\u010b\7P\2\2\u010a\u00fe"+
-               
"\3\2\2\2\u010a\u0104\3\2\2\2\u010bF\3\2\2\2\u010c\u010d\7g\2\2\u010d\u010e"+
-               
"\7z\2\2\u010e\u010f\7k\2\2\u010f\u0110\7u\2\2\u0110\u0111\7v\2\2\u0111"+
-               
"\u0119\7u\2\2\u0112\u0113\7G\2\2\u0113\u0114\7Z\2\2\u0114\u0115\7K\2\2"+
-               
"\u0115\u0116\7U\2\2\u0116\u0117\7V\2\2\u0117\u0119\7U\2\2\u0118\u010c"+
-               
"\3\2\2\2\u0118\u0112\3\2\2\2\u0119H\3\2\2\2\u011a\u011d\5c\62\2\u011b"+
-               
"\u011e\5\63\32\2\u011c\u011e\5\61\31\2\u011d\u011b\3\2\2\2\u011d\u011c"+
-               
"\3\2\2\2\u011d\u011e\3\2\2\2\u011e\u0120\3\2\2\2\u011f\u0121\5_\60\2\u0120"+
-               
"\u011f\3\2\2\2\u0121\u0122\3\2\2\2\u0122\u0120\3\2\2\2\u0122\u0123\3\2"+
-               
"\2\2\u0123J\3\2\2\2\u0124\u0126\5\61\31\2\u0125\u0124\3\2\2\2\u0125\u0126"+
-               
"\3\2\2\2\u0126\u0127\3\2\2\2\u0127\u0133\5[.\2\u0128\u012a\5\61\31\2\u0129"+
-               
"\u0128\3\2\2\2\u0129\u012a\3\2\2\2\u012a\u012b\3\2\2\2\u012b\u012f\5]"+
-               
"/\2\u012c\u012e\5_\60\2\u012d\u012c\3\2\2\2\u012e\u0131\3\2\2\2\u012f"+
-               
"\u012d\3\2\2\2\u012f\u0130\3\2\2\2\u0130\u0133\3\2\2\2\u0131\u012f\3\2"+
-               
"\2\2\u0132\u0125\3\2\2\2\u0132\u0129\3\2\2\2\u0133L\3\2\2\2\u0134\u0135"+
-               
"\5K&\2\u0135\u0139\5\r\7\2\u0136\u0138\5_\60\2\u0137\u0136\3\2\2\2\u0138"+
-               
"\u013b\3\2\2\2\u0139\u0137\3\2\2\2\u0139\u013a\3\2\2\2\u013a\u013d\3\2"+
-               
"\2\2\u013b\u0139\3\2\2\2\u013c\u013e\5I%\2\u013d\u013c\3\2\2\2\u013d\u013e"+
-               
"\3\2\2\2\u013e\u0140\3\2\2\2\u013f\u0141\5a\61\2\u0140\u013f\3\2\2\2\u0140"+
-               
"\u0141\3\2\2\2\u0141\u015a\3\2\2\2\u0142\u0144\5\r\7\2\u0143\u0145\5_"+
-               
"\60\2\u0144\u0143\3\2\2\2\u0145\u0146\3\2\2\2\u0146\u0144\3\2\2\2\u0146"+
-               
"\u0147\3\2\2\2\u0147\u0149\3\2\2\2\u0148\u014a\5I%\2\u0149\u0148\3\2\2"+
-               
"\2\u0149\u014a\3\2\2\2\u014a\u014c\3\2\2\2\u014b\u014d\5a\61\2\u014c\u014b"+
-               
"\3\2\2\2\u014c\u014d\3\2\2\2\u014d\u015a\3\2\2\2\u014e\u014f\5K&\2\u014f"+
-               
"\u0151\5I%\2\u0150\u0152\5a\61\2\u0151\u0150\3\2\2\2\u0151\u0152\3\2\2"+
-               
"\2\u0152\u015a\3\2\2\2\u0153\u0155\5K&\2\u0154\u0156\5I%\2\u0155\u0154"+
-               
"\3\2\2\2\u0155\u0156\3\2\2\2\u0156\u0157\3\2\2\2\u0157\u0158\5a\61\2\u0158"+
-               
"\u015a\3\2\2\2\u0159\u0134\3\2\2\2\u0159\u0142\3\2\2\2\u0159\u014e\3\2"+
-               
"\2\2\u0159\u0153\3\2\2\2\u015aN\3\2\2\2\u015b\u015c\5K&\2\u015c\u0160"+
-               
"\5\r\7\2\u015d\u015f\5_\60\2\u015e\u015d\3\2\2\2\u015f\u0162\3\2\2\2\u0160"+
-               
"\u015e\3\2\2\2\u0160\u0161\3\2\2\2\u0161\u0164\3\2\2\2\u0162\u0160\3\2"+
-               
"\2\2\u0163\u0165\5I%\2\u0164\u0163\3\2\2\2\u0164\u0165\3\2\2\2\u0165\u0166"+
-               
"\3\2\2\2\u0166\u0167\5e\63\2\u0167\u017d\3\2\2\2\u0168\u016a\5\61\31\2"+
-               
"\u0169\u0168\3\2\2\2\u0169\u016a\3\2\2\2\u016a\u016b\3\2\2\2\u016b\u016d"+
-               
"\5\r\7\2\u016c\u016e\5_\60\2\u016d\u016c\3\2\2\2\u016e\u016f\3\2\2\2\u016f"+
-               
"\u016d\3\2\2\2\u016f\u0170\3\2\2\2\u0170\u0172\3\2\2\2\u0171\u0173\5I"+
-               
"%\2\u0172\u0171\3\2\2\2\u0172\u0173\3\2\2\2\u0173\u0174\3\2\2\2\u0174"+
-               
"\u0175\5e\63\2\u0175\u017d\3\2\2\2\u0176\u0178\5K&\2\u0177\u0179\5I%\2"+
-               
"\u0178\u0177\3\2\2\2\u0178\u0179\3\2\2\2\u0179\u017a\3\2\2\2\u017a\u017b"+
-               
"\5e\63\2\u017b\u017d\3\2\2\2\u017c\u015b\3\2\2\2\u017c\u0169\3\2\2\2\u017c"+
-               
"\u0176\3\2\2\2\u017dP\3\2\2\2\u017e\u017f\5K&\2\u017f\u0180\5g\64\2\u0180"+
-               
"R\3\2\2\2\u0181\u018c\5k\66\2\u0182\u0186\5k\66\2\u0183\u0185\5m\67\2"+
-               
"\u0184\u0183\3\2\2\2\u0185\u0188\3\2\2\2\u0186\u0184\3\2\2\2\u0186\u0187"+
-               
"\3\2\2\2\u0187\u0189\3\2\2\2\u0188\u0186\3\2\2\2\u0189\u018a\5o8\2\u018a"+
-               
"\u018c\3\2\2\2\u018b\u0181\3\2\2\2\u018b\u0182\3\2\2\2\u018cT\3\2\2\2"+
-               
"\u018d\u0193\5\t\5\2\u018e\u0192\n\2\2\2\u018f\u0190\7^\2\2\u0190\u0192"+
-               
"\t\3\2\2\u0191\u018e\3\2\2\2\u0191\u018f\3\2\2\2\u0192\u0195\3\2\2\2\u0193"+
-               
"\u0191\3\2\2\2\u0193\u0194\3\2\2\2\u0194\u0196\3\2\2\2\u0195\u0193\3\2"+
-               
"\2\2\u0196\u0197\5\t\5\2\u0197\u01a4\3\2\2\2\u0198\u019e\5\7\4\2\u0199"+
-               
"\u019d\n\4\2\2\u019a\u019b\7^\2\2\u019b\u019d\t\5\2\2\u019c\u0199\3\2"+
-               
"\2\2\u019c\u019a\3\2\2\2\u019d\u01a0\3\2\2\2\u019e\u019c\3\2\2\2\u019e"+
-               
"\u019f\3\2\2\2\u019f\u01a1\3\2\2\2\u01a0\u019e\3\2\2\2\u01a1\u01a2\5\7"+
-               
"\4\2\u01a2\u01a4\3\2\2\2\u01a3\u018d\3\2\2\2\u01a3\u0198\3\2\2\2\u01a4"+
-               
"V\3\2\2\2\u01a5\u01a6\7\61\2\2\u01a6\u01a7\7\61\2\2\u01a7\u01a9\3\2\2"+
-               
"\2\u01a8\u01aa\13\2\2\2\u01a9\u01a8\3\2\2\2\u01aa\u01ab\3\2\2\2\u01ab"+
-               
"\u01ac\3\2\2\2\u01ab\u01a9\3\2\2\2\u01ac\u01af\3\2\2\2\u01ad\u01b0\5i"+
-               
"\65\2\u01ae\u01b0\7\2\2\3\u01af\u01ad\3\2\2\2\u01af\u01ae\3\2\2\2\u01b0"+
-               
"\u01b1\3\2\2\2\u01b1\u01b2\b,\2\2\u01b2X\3\2\2\2\u01b3\u01b5\t\6\2\2\u01b4"+
-               
"\u01b3\3\2\2\2\u01b5\u01b6\3\2\2\2\u01b6\u01b4\3\2\2\2\u01b6\u01b7\3\2"+
-               
"\2\2\u01b7\u01b8\3\2\2\2\u01b8\u01b9\b-\2\2\u01b9Z\3\2\2\2\u01ba\u01bb"+
-               
"\7\62\2\2\u01bb\\\3\2\2\2\u01bc\u01bd\4\63;\2\u01bd^\3\2\2\2\u01be\u01bf"+
-               
"\4\62;\2\u01bf`\3\2\2\2\u01c0\u01c1\t\7\2\2\u01c1b\3\2\2\2\u01c2\u01c3"+
-               
"\t\b\2\2\u01c3d\3\2\2\2\u01c4\u01c5\t\t\2\2\u01c5f\3\2\2\2\u01c6\u01c7"+
-               
"\t\n\2\2\u01c7h\3\2\2\2\u01c8\u01c9\7\f\2\2\u01c9j\3\2\2\2\u01ca\u01cb"+
-               
"\t\13\2\2\u01cbl\3\2\2\2\u01cc\u01cd\t\f\2\2\u01cdn\3\2\2\2\u01ce\u01cf"+
-               
"\t\r\2\2\u01cfp\3\2\2\2/\2u\u008a\u0092\u009a\u00a4\u00b0\u00ca\u00d4"+
-               
"\u00de\u00e8\u010a\u0118\u011d\u0122\u0125\u0129\u012f\u0132\u0139\u013d"+
-               
"\u0140\u0146\u0149\u014c\u0151\u0155\u0159\u0160\u0164\u0169\u016f\u0172"+
-               
"\u0178\u017c\u0186\u018b\u0191\u0193\u019c\u019e\u01a3\u01ab\u01af\u01b6"+
-               "\3\b\2\2";
-       public static final ATN _ATN =
-               new ATNDeserializer().deserialize(_serializedATN.toCharArray());
-       static {
-               _decisionToDFA = new DFA[_ATN.getNumberOfDecisions()];
-               for (int i = 0; i < _ATN.getNumberOfDecisions(); i++) {
-                       _decisionToDFA[i] = new DFA(_ATN.getDecisionState(i), 
i);
-               }
-       }
-}
\ No newline at end of file

http://git-wip-us.apache.org/repos/asf/metron/blob/a5b13777/metron-platform/metron-common/src/main/java/org/apache/metron/common/stellar/generated/StellarListener.java
----------------------------------------------------------------------
diff --git 
a/metron-platform/metron-common/src/main/java/org/apache/metron/common/stellar/generated/StellarListener.java
 
b/metron-platform/metron-common/src/main/java/org/apache/metron/common/stellar/generated/StellarListener.java
deleted file mode 100644
index 6c00691..0000000
--- 
a/metron-platform/metron-common/src/main/java/org/apache/metron/common/stellar/generated/StellarListener.java
+++ /dev/null
@@ -1,719 +0,0 @@
-// Generated from org/apache/metron/common/stellar/generated/Stellar.g4 by 
ANTLR 4.5
-package org.apache.metron.common.stellar.generated;
-
-//CHECKSTYLE:OFF
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License.  You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-import org.antlr.v4.runtime.misc.NotNull;
-import org.antlr.v4.runtime.tree.ParseTreeListener;
-
-/**
- * This interface defines a complete listener for a parse tree produced by
- * {@link StellarParser}.
- */
-public interface StellarListener extends ParseTreeListener {
-       /**
-        * Enter a parse tree produced by {@link StellarParser#transformation}.
-        * @param ctx the parse tree
-        */
-       void enterTransformation(StellarParser.TransformationContext ctx);
-       /**
-        * Exit a parse tree produced by {@link StellarParser#transformation}.
-        * @param ctx the parse tree
-        */
-       void exitTransformation(StellarParser.TransformationContext ctx);
-       /**
-        * Enter a parse tree produced by the {@code ConditionalExpr}
-        * labeled alternative in {@link StellarParser#transformation_expr}.
-        * @param ctx the parse tree
-        */
-       void enterConditionalExpr(StellarParser.ConditionalExprContext ctx);
-       /**
-        * Exit a parse tree produced by the {@code ConditionalExpr}
-        * labeled alternative in {@link StellarParser#transformation_expr}.
-        * @param ctx the parse tree
-        */
-       void exitConditionalExpr(StellarParser.ConditionalExprContext ctx);
-       /**
-        * Enter a parse tree produced by the {@code TransformationExpr}
-        * labeled alternative in {@link StellarParser#transformation_expr}.
-        * @param ctx the parse tree
-        */
-       void enterTransformationExpr(StellarParser.TransformationExprContext 
ctx);
-       /**
-        * Exit a parse tree produced by the {@code TransformationExpr}
-        * labeled alternative in {@link StellarParser#transformation_expr}.
-        * @param ctx the parse tree
-        */
-       void exitTransformationExpr(StellarParser.TransformationExprContext 
ctx);
-       /**
-        * Enter a parse tree produced by the {@code ArithExpression}
-        * labeled alternative in {@link StellarParser#transformation_expr}.
-        * @param ctx the parse tree
-        */
-       void enterArithExpression(StellarParser.ArithExpressionContext ctx);
-       /**
-        * Exit a parse tree produced by the {@code ArithExpression}
-        * labeled alternative in {@link StellarParser#transformation_expr}.
-        * @param ctx the parse tree
-        */
-       void exitArithExpression(StellarParser.ArithExpressionContext ctx);
-       /**
-        * Enter a parse tree produced by the {@code TransformationEntity}
-        * labeled alternative in {@link StellarParser#transformation_expr}.
-        * @param ctx the parse tree
-        */
-       void 
enterTransformationEntity(StellarParser.TransformationEntityContext ctx);
-       /**
-        * Exit a parse tree produced by the {@code TransformationEntity}
-        * labeled alternative in {@link StellarParser#transformation_expr}.
-        * @param ctx the parse tree
-        */
-       void exitTransformationEntity(StellarParser.TransformationEntityContext 
ctx);
-       /**
-        * Enter a parse tree produced by the {@code ComparisonExpression}
-        * labeled alternative in {@link StellarParser#transformation_expr}.
-        * @param ctx the parse tree
-        */
-       void 
enterComparisonExpression(StellarParser.ComparisonExpressionContext ctx);
-       /**
-        * Exit a parse tree produced by the {@code ComparisonExpression}
-        * labeled alternative in {@link StellarParser#transformation_expr}.
-        * @param ctx the parse tree
-        */
-       void exitComparisonExpression(StellarParser.ComparisonExpressionContext 
ctx);
-       /**
-        * Enter a parse tree produced by the {@code LogicalExpression}
-        * labeled alternative in {@link StellarParser#transformation_expr}.
-        * @param ctx the parse tree
-        */
-       void enterLogicalExpression(StellarParser.LogicalExpressionContext ctx);
-       /**
-        * Exit a parse tree produced by the {@code LogicalExpression}
-        * labeled alternative in {@link StellarParser#transformation_expr}.
-        * @param ctx the parse tree
-        */
-       void exitLogicalExpression(StellarParser.LogicalExpressionContext ctx);
-       /**
-        * Enter a parse tree produced by the {@code InExpression}
-        * labeled alternative in {@link StellarParser#transformation_expr}.
-        * @param ctx the parse tree
-        */
-       void enterInExpression(StellarParser.InExpressionContext ctx);
-       /**
-        * Exit a parse tree produced by the {@code InExpression}
-        * labeled alternative in {@link StellarParser#transformation_expr}.
-        * @param ctx the parse tree
-        */
-       void exitInExpression(StellarParser.InExpressionContext ctx);
-       /**
-        * Enter a parse tree produced by {@link StellarParser#if_expr}.
-        * @param ctx the parse tree
-        */
-       void enterIf_expr(StellarParser.If_exprContext ctx);
-       /**
-        * Exit a parse tree produced by {@link StellarParser#if_expr}.
-        * @param ctx the parse tree
-        */
-       void exitIf_expr(StellarParser.If_exprContext ctx);
-       /**
-        * Enter a parse tree produced by {@link StellarParser#then_expr}.
-        * @param ctx the parse tree
-        */
-       void enterThen_expr(StellarParser.Then_exprContext ctx);
-       /**
-        * Exit a parse tree produced by {@link StellarParser#then_expr}.
-        * @param ctx the parse tree
-        */
-       void exitThen_expr(StellarParser.Then_exprContext ctx);
-       /**
-        * Enter a parse tree produced by {@link StellarParser#else_expr}.
-        * @param ctx the parse tree
-        */
-       void enterElse_expr(StellarParser.Else_exprContext ctx);
-       /**
-        * Exit a parse tree produced by {@link StellarParser#else_expr}.
-        * @param ctx the parse tree
-        */
-       void exitElse_expr(StellarParser.Else_exprContext ctx);
-       /**
-        * Enter a parse tree produced by the {@code TernaryFuncWithoutIf}
-        * labeled alternative in {@link StellarParser#conditional_expr}.
-        * @param ctx the parse tree
-        */
-       void 
enterTernaryFuncWithoutIf(StellarParser.TernaryFuncWithoutIfContext ctx);
-       /**
-        * Exit a parse tree produced by the {@code TernaryFuncWithoutIf}
-        * labeled alternative in {@link StellarParser#conditional_expr}.
-        * @param ctx the parse tree
-        */
-       void exitTernaryFuncWithoutIf(StellarParser.TernaryFuncWithoutIfContext 
ctx);
-       /**
-        * Enter a parse tree produced by the {@code TernaryFuncWithIf}
-        * labeled alternative in {@link StellarParser#conditional_expr}.
-        * @param ctx the parse tree
-        */
-       void enterTernaryFuncWithIf(StellarParser.TernaryFuncWithIfContext ctx);
-       /**
-        * Exit a parse tree produced by the {@code TernaryFuncWithIf}
-        * labeled alternative in {@link StellarParser#conditional_expr}.
-        * @param ctx the parse tree
-        */
-       void exitTernaryFuncWithIf(StellarParser.TernaryFuncWithIfContext ctx);
-       /**
-        * Enter a parse tree produced by the {@code LogicalExpressionAnd}
-        * labeled alternative in {@link StellarParser#logical_expr}.
-        * @param ctx the parse tree
-        */
-       void 
enterLogicalExpressionAnd(StellarParser.LogicalExpressionAndContext ctx);
-       /**
-        * Exit a parse tree produced by the {@code LogicalExpressionAnd}
-        * labeled alternative in {@link StellarParser#logical_expr}.
-        * @param ctx the parse tree
-        */
-       void exitLogicalExpressionAnd(StellarParser.LogicalExpressionAndContext 
ctx);
-       /**
-        * Enter a parse tree produced by the {@code LogicalExpressionOr}
-        * labeled alternative in {@link StellarParser#logical_expr}.
-        * @param ctx the parse tree
-        */
-       void enterLogicalExpressionOr(StellarParser.LogicalExpressionOrContext 
ctx);
-       /**
-        * Exit a parse tree produced by the {@code LogicalExpressionOr}
-        * labeled alternative in {@link StellarParser#logical_expr}.
-        * @param ctx the parse tree
-        */
-       void exitLogicalExpressionOr(StellarParser.LogicalExpressionOrContext 
ctx);
-       /**
-        * Enter a parse tree produced by the {@code BoleanExpression}
-        * labeled alternative in {@link StellarParser#logical_expr}.
-        * @param ctx the parse tree
-        */
-       void enterBoleanExpression(StellarParser.BoleanExpressionContext ctx);
-       /**
-        * Exit a parse tree produced by the {@code BoleanExpression}
-        * labeled alternative in {@link StellarParser#logical_expr}.
-        * @param ctx the parse tree
-        */
-       void exitBoleanExpression(StellarParser.BoleanExpressionContext ctx);
-       /**
-        * Enter a parse tree produced by {@link StellarParser#b_expr}.
-        * @param ctx the parse tree
-        */
-       void enterB_expr(StellarParser.B_exprContext ctx);
-       /**
-        * Exit a parse tree produced by {@link StellarParser#b_expr}.
-        * @param ctx the parse tree
-        */
-       void exitB_expr(StellarParser.B_exprContext ctx);
-       /**
-        * Enter a parse tree produced by the {@code InExpressionStatement}
-        * labeled alternative in {@link StellarParser#in_expr}.
-        * @param ctx the parse tree
-        */
-       void 
enterInExpressionStatement(StellarParser.InExpressionStatementContext ctx);
-       /**
-        * Exit a parse tree produced by the {@code InExpressionStatement}
-        * labeled alternative in {@link StellarParser#in_expr}.
-        * @param ctx the parse tree
-        */
-       void 
exitInExpressionStatement(StellarParser.InExpressionStatementContext ctx);
-       /**
-        * Enter a parse tree produced by the {@code NInExpressionStatement}
-        * labeled alternative in {@link StellarParser#in_expr}.
-        * @param ctx the parse tree
-        */
-       void 
enterNInExpressionStatement(StellarParser.NInExpressionStatementContext ctx);
-       /**
-        * Exit a parse tree produced by the {@code NInExpressionStatement}
-        * labeled alternative in {@link StellarParser#in_expr}.
-        * @param ctx the parse tree
-        */
-       void 
exitNInExpressionStatement(StellarParser.NInExpressionStatementContext ctx);
-       /**
-        * Enter a parse tree produced by the {@code NotFunc}
-        * labeled alternative in {@link StellarParser#comparison_expr}.
-        * @param ctx the parse tree
-        */
-       void enterNotFunc(StellarParser.NotFuncContext ctx);
-       /**
-        * Exit a parse tree produced by the {@code NotFunc}
-        * labeled alternative in {@link StellarParser#comparison_expr}.
-        * @param ctx the parse tree
-        */
-       void exitNotFunc(StellarParser.NotFuncContext ctx);
-       /**
-        * Enter a parse tree produced by the {@code ComparisonExpressionParens}
-        * labeled alternative in {@link StellarParser#comparison_expr}.
-        * @param ctx the parse tree
-        */
-       void 
enterComparisonExpressionParens(StellarParser.ComparisonExpressionParensContext 
ctx);
-       /**
-        * Exit a parse tree produced by the {@code ComparisonExpressionParens}
-        * labeled alternative in {@link StellarParser#comparison_expr}.
-        * @param ctx the parse tree
-        */
-       void 
exitComparisonExpressionParens(StellarParser.ComparisonExpressionParensContext 
ctx);
-       /**
-        * Enter a parse tree produced by the {@code 
ComparisonExpressionWithOperator}
-        * labeled alternative in {@link StellarParser#comparison_expr}.
-        * @param ctx the parse tree
-        */
-       void 
enterComparisonExpressionWithOperator(StellarParser.ComparisonExpressionWithOperatorContext
 ctx);
-       /**
-        * Exit a parse tree produced by the {@code 
ComparisonExpressionWithOperator}
-        * labeled alternative in {@link StellarParser#comparison_expr}.
-        * @param ctx the parse tree
-        */
-       void 
exitComparisonExpressionWithOperator(StellarParser.ComparisonExpressionWithOperatorContext
 ctx);
-       /**
-        * Enter a parse tree produced by the {@code operand}
-        * labeled alternative in {@link StellarParser#comparison_expr}.
-        * @param ctx the parse tree
-        */
-       void enterOperand(StellarParser.OperandContext ctx);
-       /**
-        * Exit a parse tree produced by the {@code operand}
-        * labeled alternative in {@link StellarParser#comparison_expr}.
-        * @param ctx the parse tree
-        */
-       void exitOperand(StellarParser.OperandContext ctx);
-       /**
-        * Enter a parse tree produced by {@link 
StellarParser#transformation_entity}.
-        * @param ctx the parse tree
-        */
-       void 
enterTransformation_entity(StellarParser.Transformation_entityContext ctx);
-       /**
-        * Exit a parse tree produced by {@link 
StellarParser#transformation_entity}.
-        * @param ctx the parse tree
-        */
-       void 
exitTransformation_entity(StellarParser.Transformation_entityContext ctx);
-       /**
-        * Enter a parse tree produced by the {@code ComparisonOp}
-        * labeled alternative in {@link StellarParser#comp_operator}.
-        * @param ctx the parse tree
-        */
-       void enterComparisonOp(StellarParser.ComparisonOpContext ctx);
-       /**
-        * Exit a parse tree produced by the {@code ComparisonOp}
-        * labeled alternative in {@link StellarParser#comp_operator}.
-        * @param ctx the parse tree
-        */
-       void exitComparisonOp(StellarParser.ComparisonOpContext ctx);
-       /**
-        * Enter a parse tree produced by {@link StellarParser#func_args}.
-        * @param ctx the parse tree
-        */
-       void enterFunc_args(StellarParser.Func_argsContext ctx);
-       /**
-        * Exit a parse tree produced by {@link StellarParser#func_args}.
-        * @param ctx the parse tree
-        */
-       void exitFunc_args(StellarParser.Func_argsContext ctx);
-       /**
-        * Enter a parse tree produced by {@link StellarParser#op_list}.
-        * @param ctx the parse tree
-        */
-       void enterOp_list(StellarParser.Op_listContext ctx);
-       /**
-        * Exit a parse tree produced by {@link StellarParser#op_list}.
-        * @param ctx the parse tree
-        */
-       void exitOp_list(StellarParser.Op_listContext ctx);
-       /**
-        * Enter a parse tree produced by {@link StellarParser#list_entity}.
-        * @param ctx the parse tree
-        */
-       void enterList_entity(StellarParser.List_entityContext ctx);
-       /**
-        * Exit a parse tree produced by {@link StellarParser#list_entity}.
-        * @param ctx the parse tree
-        */
-       void exitList_entity(StellarParser.List_entityContext ctx);
-       /**
-        * Enter a parse tree produced by {@link StellarParser#kv_list}.
-        * @param ctx the parse tree
-        */
-       void enterKv_list(StellarParser.Kv_listContext ctx);
-       /**
-        * Exit a parse tree produced by {@link StellarParser#kv_list}.
-        * @param ctx the parse tree
-        */
-       void exitKv_list(StellarParser.Kv_listContext ctx);
-       /**
-        * Enter a parse tree produced by {@link StellarParser#map_entity}.
-        * @param ctx the parse tree
-        */
-       void enterMap_entity(StellarParser.Map_entityContext ctx);
-       /**
-        * Exit a parse tree produced by {@link StellarParser#map_entity}.
-        * @param ctx the parse tree
-        */
-       void exitMap_entity(StellarParser.Map_entityContext ctx);
-       /**
-        * Enter a parse tree produced by the {@code ArithExpr_solo}
-        * labeled alternative in {@link StellarParser#arithmetic_expr}.
-        * @param ctx the parse tree
-        */
-       void enterArithExpr_solo(StellarParser.ArithExpr_soloContext ctx);
-       /**
-        * Exit a parse tree produced by the {@code ArithExpr_solo}
-        * labeled alternative in {@link StellarParser#arithmetic_expr}.
-        * @param ctx the parse tree
-        */
-       void exitArithExpr_solo(StellarParser.ArithExpr_soloContext ctx);
-       /**
-        * Enter a parse tree produced by the {@code ArithExpr_minus}
-        * labeled alternative in {@link StellarParser#arithmetic_expr}.
-        * @param ctx the parse tree
-        */
-       void enterArithExpr_minus(StellarParser.ArithExpr_minusContext ctx);
-       /**
-        * Exit a parse tree produced by the {@code ArithExpr_minus}
-        * labeled alternative in {@link StellarParser#arithmetic_expr}.
-        * @param ctx the parse tree
-        */
-       void exitArithExpr_minus(StellarParser.ArithExpr_minusContext ctx);
-       /**
-        * Enter a parse tree produced by the {@code ArithExpr_plus}
-        * labeled alternative in {@link StellarParser#arithmetic_expr}.
-        * @param ctx the parse tree
-        */
-       void enterArithExpr_plus(StellarParser.ArithExpr_plusContext ctx);
-       /**
-        * Exit a parse tree produced by the {@code ArithExpr_plus}
-        * labeled alternative in {@link StellarParser#arithmetic_expr}.
-        * @param ctx the parse tree
-        */
-       void exitArithExpr_plus(StellarParser.ArithExpr_plusContext ctx);
-       /**
-        * Enter a parse tree produced by the {@code ArithExpr_div}
-        * labeled alternative in {@link StellarParser#arithmetic_expr_mul}.
-        * @param ctx the parse tree
-        */
-       void enterArithExpr_div(StellarParser.ArithExpr_divContext ctx);
-       /**
-        * Exit a parse tree produced by the {@code ArithExpr_div}
-        * labeled alternative in {@link StellarParser#arithmetic_expr_mul}.
-        * @param ctx the parse tree
-        */
-       void exitArithExpr_div(StellarParser.ArithExpr_divContext ctx);
-       /**
-        * Enter a parse tree produced by the {@code ArithExpr_mul_solo}
-        * labeled alternative in {@link StellarParser#arithmetic_expr_mul}.
-        * @param ctx the parse tree
-        */
-       void enterArithExpr_mul_solo(StellarParser.ArithExpr_mul_soloContext 
ctx);
-       /**
-        * Exit a parse tree produced by the {@code ArithExpr_mul_solo}
-        * labeled alternative in {@link StellarParser#arithmetic_expr_mul}.
-        * @param ctx the parse tree
-        */
-       void exitArithExpr_mul_solo(StellarParser.ArithExpr_mul_soloContext 
ctx);
-       /**
-        * Enter a parse tree produced by the {@code ArithExpr_mul}
-        * labeled alternative in {@link StellarParser#arithmetic_expr_mul}.
-        * @param ctx the parse tree
-        */
-       void enterArithExpr_mul(StellarParser.ArithExpr_mulContext ctx);
-       /**
-        * Exit a parse tree produced by the {@code ArithExpr_mul}
-        * labeled alternative in {@link StellarParser#arithmetic_expr_mul}.
-        * @param ctx the parse tree
-        */
-       void exitArithExpr_mul(StellarParser.ArithExpr_mulContext ctx);
-       /**
-        * Enter a parse tree produced by the {@code TransformationFunc}
-        * labeled alternative in {@link StellarParser#functions}.
-        * @param ctx the parse tree
-        */
-       void enterTransformationFunc(StellarParser.TransformationFuncContext 
ctx);
-       /**
-        * Exit a parse tree produced by the {@code TransformationFunc}
-        * labeled alternative in {@link StellarParser#functions}.
-        * @param ctx the parse tree
-        */
-       void exitTransformationFunc(StellarParser.TransformationFuncContext 
ctx);
-       /**
-        * Enter a parse tree produced by the {@code NumericFunctions}
-        * labeled alternative in {@link StellarParser#arithmetic_operands}.
-        * @param ctx the parse tree
-        */
-       void enterNumericFunctions(StellarParser.NumericFunctionsContext ctx);
-       /**
-        * Exit a parse tree produced by the {@code NumericFunctions}
-        * labeled alternative in {@link StellarParser#arithmetic_operands}.
-        * @param ctx the parse tree
-        */
-       void exitNumericFunctions(StellarParser.NumericFunctionsContext ctx);
-       /**
-        * Enter a parse tree produced by the {@code DoubleLiteral}
-        * labeled alternative in {@link StellarParser#arithmetic_operands}.
-        * @param ctx the parse tree
-        */
-       void enterDoubleLiteral(StellarParser.DoubleLiteralContext ctx);
-       /**
-        * Exit a parse tree produced by the {@code DoubleLiteral}
-        * labeled alternative in {@link StellarParser#arithmetic_operands}.
-        * @param ctx the parse tree
-        */
-       void exitDoubleLiteral(StellarParser.DoubleLiteralContext ctx);
-       /**
-        * Enter a parse tree produced by the {@code IntLiteral}
-        * labeled alternative in {@link StellarParser#arithmetic_operands}.
-        * @param ctx the parse tree
-        */
-       void enterIntLiteral(StellarParser.IntLiteralContext ctx);
-       /**
-        * Exit a parse tree produced by the {@code IntLiteral}
-        * labeled alternative in {@link StellarParser#arithmetic_operands}.
-        * @param ctx the parse tree
-        */
-       void exitIntLiteral(StellarParser.IntLiteralContext ctx);
-       /**
-        * Enter a parse tree produced by the {@code LongLiteral}
-        * labeled alternative in {@link StellarParser#arithmetic_operands}.
-        * @param ctx the parse tree
-        */
-       void enterLongLiteral(StellarParser.LongLiteralContext ctx);
-       /**
-        * Exit a parse tree produced by the {@code LongLiteral}
-        * labeled alternative in {@link StellarParser#arithmetic_operands}.
-        * @param ctx the parse tree
-        */
-       void exitLongLiteral(StellarParser.LongLiteralContext ctx);
-       /**
-        * Enter a parse tree produced by the {@code FloatLiteral}
-        * labeled alternative in {@link StellarParser#arithmetic_operands}.
-        * @param ctx the parse tree
-        */
-       void enterFloatLiteral(StellarParser.FloatLiteralContext ctx);
-       /**
-        * Exit a parse tree produced by the {@code FloatLiteral}
-        * labeled alternative in {@link StellarParser#arithmetic_operands}.
-        * @param ctx the parse tree
-        */
-       void exitFloatLiteral(StellarParser.FloatLiteralContext ctx);
-       /**
-        * Enter a parse tree produced by the {@code Variable}
-        * labeled alternative in {@link StellarParser#arithmetic_operands}.
-        * @param ctx the parse tree
-        */
-       void enterVariable(StellarParser.VariableContext ctx);
-       /**
-        * Exit a parse tree produced by the {@code Variable}
-        * labeled alternative in {@link StellarParser#arithmetic_operands}.
-        * @param ctx the parse tree
-        */
-       void exitVariable(StellarParser.VariableContext ctx);
-       /**
-        * Enter a parse tree produced by the {@code ParenArith}
-        * labeled alternative in {@link StellarParser#arithmetic_operands}.
-        * @param ctx the parse tree
-        */
-       void enterParenArith(StellarParser.ParenArithContext ctx);
-       /**
-        * Exit a parse tree produced by the {@code ParenArith}
-        * labeled alternative in {@link StellarParser#arithmetic_operands}.
-        * @param ctx the parse tree
-        */
-       void exitParenArith(StellarParser.ParenArithContext ctx);
-       /**
-        * Enter a parse tree produced by the {@code condExpr}
-        * labeled alternative in {@link StellarParser#arithmetic_operands}.
-        * @param ctx the parse tree
-        */
-       void enterCondExpr(StellarParser.CondExprContext ctx);
-       /**
-        * Exit a parse tree produced by the {@code condExpr}
-        * labeled alternative in {@link StellarParser#arithmetic_operands}.
-        * @param ctx the parse tree
-        */
-       void exitCondExpr(StellarParser.CondExprContext ctx);
-       /**
-        * Enter a parse tree produced by the {@code LogicalConst}
-        * labeled alternative in {@link StellarParser#identifier_operand}.
-        * @param ctx the parse tree
-        */
-       void enterLogicalConst(StellarParser.LogicalConstContext ctx);
-       /**
-        * Exit a parse tree produced by the {@code LogicalConst}
-        * labeled alternative in {@link StellarParser#identifier_operand}.
-        * @param ctx the parse tree
-        */
-       void exitLogicalConst(StellarParser.LogicalConstContext ctx);
-       /**
-        * Enter a parse tree produced by the {@code LambdaWithArgsExpr}
-        * labeled alternative in {@link StellarParser#identifier_operand}.
-        * @param ctx the parse tree
-        */
-       void enterLambdaWithArgsExpr(StellarParser.LambdaWithArgsExprContext 
ctx);
-       /**
-        * Exit a parse tree produced by the {@code LambdaWithArgsExpr}
-        * labeled alternative in {@link StellarParser#identifier_operand}.
-        * @param ctx the parse tree
-        */
-       void exitLambdaWithArgsExpr(StellarParser.LambdaWithArgsExprContext 
ctx);
-       /**
-        * Enter a parse tree produced by the {@code LambdaWithoutArgsExpr}
-        * labeled alternative in {@link StellarParser#identifier_operand}.
-        * @param ctx the parse tree
-        */
-       void 
enterLambdaWithoutArgsExpr(StellarParser.LambdaWithoutArgsExprContext ctx);
-       /**
-        * Exit a parse tree produced by the {@code LambdaWithoutArgsExpr}
-        * labeled alternative in {@link StellarParser#identifier_operand}.
-        * @param ctx the parse tree
-        */
-       void 
exitLambdaWithoutArgsExpr(StellarParser.LambdaWithoutArgsExprContext ctx);
-       /**
-        * Enter a parse tree produced by the {@code ArithmeticOperands}
-        * labeled alternative in {@link StellarParser#identifier_operand}.
-        * @param ctx the parse tree
-        */
-       void enterArithmeticOperands(StellarParser.ArithmeticOperandsContext 
ctx);
-       /**
-        * Exit a parse tree produced by the {@code ArithmeticOperands}
-        * labeled alternative in {@link StellarParser#identifier_operand}.
-        * @param ctx the parse tree
-        */
-       void exitArithmeticOperands(StellarParser.ArithmeticOperandsContext 
ctx);
-       /**
-        * Enter a parse tree produced by the {@code StringLiteral}
-        * labeled alternative in {@link StellarParser#identifier_operand}.
-        * @param ctx the parse tree
-        */
-       void enterStringLiteral(StellarParser.StringLiteralContext ctx);
-       /**
-        * Exit a parse tree produced by the {@code StringLiteral}
-        * labeled alternative in {@link StellarParser#identifier_operand}.
-        * @param ctx the parse tree
-        */
-       void exitStringLiteral(StellarParser.StringLiteralContext ctx);
-       /**
-        * Enter a parse tree produced by the {@code List}
-        * labeled alternative in {@link StellarParser#identifier_operand}.
-        * @param ctx the parse tree
-        */
-       void enterList(StellarParser.ListContext ctx);
-       /**
-        * Exit a parse tree produced by the {@code List}
-        * labeled alternative in {@link StellarParser#identifier_operand}.
-        * @param ctx the parse tree
-        */
-       void exitList(StellarParser.ListContext ctx);
-       /**
-        * Enter a parse tree produced by the {@code MapConst}
-        * labeled alternative in {@link StellarParser#identifier_operand}.
-        * @param ctx the parse tree
-        */
-       void enterMapConst(StellarParser.MapConstContext ctx);
-       /**
-        * Exit a parse tree produced by the {@code MapConst}
-        * labeled alternative in {@link StellarParser#identifier_operand}.
-        * @param ctx the parse tree
-        */
-       void exitMapConst(StellarParser.MapConstContext ctx);
-       /**
-        * Enter a parse tree produced by the {@code NullConst}
-        * labeled alternative in {@link StellarParser#identifier_operand}.
-        * @param ctx the parse tree
-        */
-       void enterNullConst(StellarParser.NullConstContext ctx);
-       /**
-        * Exit a parse tree produced by the {@code NullConst}
-        * labeled alternative in {@link StellarParser#identifier_operand}.
-        * @param ctx the parse tree
-        */
-       void exitNullConst(StellarParser.NullConstContext ctx);
-       /**
-        * Enter a parse tree produced by the {@code ExistsFunc}
-        * labeled alternative in {@link StellarParser#identifier_operand}.
-        * @param ctx the parse tree
-        */
-       void enterExistsFunc(StellarParser.ExistsFuncContext ctx);
-       /**
-        * Exit a parse tree produced by the {@code ExistsFunc}
-        * labeled alternative in {@link StellarParser#identifier_operand}.
-        * @param ctx the parse tree
-        */
-       void exitExistsFunc(StellarParser.ExistsFuncContext ctx);
-       /**
-        * Enter a parse tree produced by the {@code condExpr_paren}
-        * labeled alternative in {@link StellarParser#identifier_operand}.
-        * @param ctx the parse tree
-        */
-       void enterCondExpr_paren(StellarParser.CondExpr_parenContext ctx);
-       /**
-        * Exit a parse tree produced by the {@code condExpr_paren}
-        * labeled alternative in {@link StellarParser#identifier_operand}.
-        * @param ctx the parse tree
-        */
-       void exitCondExpr_paren(StellarParser.CondExpr_parenContext ctx);
-       /**
-        * Enter a parse tree produced by {@link 
StellarParser#lambda_without_args}.
-        * @param ctx the parse tree
-        */
-       void enterLambda_without_args(StellarParser.Lambda_without_argsContext 
ctx);
-       /**
-        * Exit a parse tree produced by {@link 
StellarParser#lambda_without_args}.
-        * @param ctx the parse tree
-        */
-       void exitLambda_without_args(StellarParser.Lambda_without_argsContext 
ctx);
-       /**
-        * Enter a parse tree produced by {@link 
StellarParser#lambda_with_args}.
-        * @param ctx the parse tree
-        */
-       void enterLambda_with_args(StellarParser.Lambda_with_argsContext ctx);
-       /**
-        * Exit a parse tree produced by {@link StellarParser#lambda_with_args}.
-        * @param ctx the parse tree
-        */
-       void exitLambda_with_args(StellarParser.Lambda_with_argsContext ctx);
-       /**
-        * Enter a parse tree produced by {@link 
StellarParser#lambda_variables}.
-        * @param ctx the parse tree
-        */
-       void enterLambda_variables(StellarParser.Lambda_variablesContext ctx);
-       /**
-        * Exit a parse tree produced by {@link StellarParser#lambda_variables}.
-        * @param ctx the parse tree
-        */
-       void exitLambda_variables(StellarParser.Lambda_variablesContext ctx);
-       /**
-        * Enter a parse tree produced by {@link 
StellarParser#single_lambda_variable}.
-        * @param ctx the parse tree
-        */
-       void 
enterSingle_lambda_variable(StellarParser.Single_lambda_variableContext ctx);
-       /**
-        * Exit a parse tree produced by {@link 
StellarParser#single_lambda_variable}.
-        * @param ctx the parse tree
-        */
-       void 
exitSingle_lambda_variable(StellarParser.Single_lambda_variableContext ctx);
-       /**
-        * Enter a parse tree produced by {@link StellarParser#lambda_variable}.
-        * @param ctx the parse tree
-        */
-       void enterLambda_variable(StellarParser.Lambda_variableContext ctx);
-       /**
-        * Exit a parse tree produced by {@link StellarParser#lambda_variable}.
-        * @param ctx the parse tree
-        */
-       void exitLambda_variable(StellarParser.Lambda_variableContext ctx);
-}
\ No newline at end of file

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