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https://issues.apache.org/jira/browse/METRON-1382?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16303381#comment-16303381
]
ASF GitHub Bot commented on METRON-1382:
----------------------------------------
Github user nickwallen commented on a diff in the pull request:
https://github.com/apache/metron/pull/884#discussion_r158654834
--- Diff:
metron-stellar/stellar-common/src/main/java/org/apache/metron/stellar/common/shell/cli/StellarShell.java
---
@@ -0,0 +1,409 @@
+/*
+ *
+ * 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.stellar.common.shell.cli;
+
+import com.fasterxml.jackson.core.type.TypeReference;
+import com.google.common.base.Splitter;
+import com.google.common.collect.Iterables;
+import org.apache.commons.cli.CommandLine;
+import org.apache.commons.cli.CommandLineParser;
+import org.apache.commons.cli.HelpFormatter;
+import org.apache.commons.cli.Option;
+import org.apache.commons.cli.Options;
+import org.apache.commons.cli.PosixParser;
+import org.apache.commons.lang3.StringUtils;
+import org.apache.log4j.PropertyConfigurator;
+import org.apache.metron.stellar.common.shell.DefaultStellarAutoCompleter;
+import org.apache.metron.stellar.common.shell.DefaultStellarShellExecutor;
+import org.apache.metron.stellar.common.shell.StellarAutoCompleter;
+import org.apache.metron.stellar.common.shell.StellarShellExecutor;
+import org.apache.metron.stellar.common.shell.StellarShellResult;
+import org.apache.metron.stellar.common.utils.ConversionUtils;
+import org.apache.metron.stellar.common.utils.JSONUtils;
+import org.jboss.aesh.complete.CompleteOperation;
+import org.jboss.aesh.complete.Completion;
+import org.jboss.aesh.console.AeshConsoleCallback;
+import org.jboss.aesh.console.Console;
+import org.jboss.aesh.console.ConsoleOperation;
+import org.jboss.aesh.console.Prompt;
+import org.jboss.aesh.console.settings.SettingsBuilder;
+import org.jboss.aesh.terminal.CharacterType;
+import org.jboss.aesh.terminal.Color;
+import org.jboss.aesh.terminal.TerminalCharacter;
+import org.jboss.aesh.terminal.TerminalColor;
+
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.IOException;
+import java.io.InputStream;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Map;
+import java.util.Optional;
+import java.util.Properties;
+
+import static org.apache.metron.stellar.dsl.Context.Capabilities.CONSOLE;
+import static
org.apache.metron.stellar.dsl.Context.Capabilities.GLOBAL_CONFIG;
+import static
org.apache.metron.stellar.dsl.Context.Capabilities.SHELL_VARIABLES;
+
+/**
+ * A REPL environment for Stellar.
+ *
+ * Useful for debugging Stellar expressions.
+ */
+public class StellarShell extends AeshConsoleCallback implements
Completion {
--- End diff --
The StellarShell now only contains logic to drive the Aesh console.
> Run Stellar in a Zeppelin Notebook
> ----------------------------------
>
> Key: METRON-1382
> URL: https://issues.apache.org/jira/browse/METRON-1382
> Project: Metron
> Issue Type: Improvement
> Reporter: Nick Allen
> Assignee: Nick Allen
>
> Create a Zeppelin interpreter that allows Stellar to run in a Zeppelin
> Notebook, the same way that it runs in the command-line driven REPL.
> This should include all of the Stellar "enhancements" available in the REPL
> that are not part of the core Stellar language including the following.
> * Variable assignment
> * Magics
> * Docstrings
> * Comments
> * quit
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