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https://issues.apache.org/jira/browse/APEXMALHAR-2010?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15203949#comment-15203949
]
ASF GitHub Bot commented on APEXMALHAR-2010:
--------------------------------------------
Github user chinmaykolhatkar commented on a diff in the pull request:
https://github.com/apache/incubator-apex-malhar/pull/209#discussion_r56797337
--- Diff:
library/src/main/java/com/datatorrent/lib/expression/JavaExpressionParser.java
---
@@ -0,0 +1,179 @@
+/**
+ * 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 com.datatorrent.lib.expression;
+
+import java.lang.reflect.Field;
+import java.lang.reflect.Method;
+import java.lang.reflect.Modifier;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import com.datatorrent.lib.util.KeyValPair;
+
+/**
+ * Defines how quasi-Java Expression should be parsed.
+ */
+public class JavaExpressionParser implements Expression.ExpressionParser
+{
+ private static final Logger logger =
LoggerFactory.getLogger(JavaExpressionParser.class);
+
+ private static final String GET = "get";
+ private static final String IS = "is";
+
+ private String variablePlaceholderPattern = "\\{(.*?)\\}";
--- End diff --
Done.
> Add transform operator
> ----------------------
>
> Key: APEXMALHAR-2010
> URL: https://issues.apache.org/jira/browse/APEXMALHAR-2010
> Project: Apache Apex Malhar
> Issue Type: New Feature
> Components: algorithms
> Affects Versions: 3.4.0
> Reporter: Chinmay Kolhatkar
> Assignee: Chinmay Kolhatkar
>
> Add transform operator
> Details to be added soon once the mailing thread reaching conclusion:
> http://mail-archives.apache.org/mod_mbox/incubator-apex-dev/201603.mbox/%3CCABAipVZUdRGx5dS35bYPN46koLQU5gSLgbCeRH8aM_y9ANRU2w%40mail.gmail.com%3E
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