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https://issues.apache.org/jira/browse/APEXMALHAR-2006?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15290360#comment-15290360
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ASF GitHub Bot commented on APEXMALHAR-2006:
--------------------------------------------
Github user tweise commented on a diff in the pull request:
https://github.com/apache/incubator-apex-malhar/pull/261#discussion_r63816468
--- Diff:
stream/src/test/java/org/apache/apex/malhar/stream/sample/MyStream.java ---
@@ -0,0 +1,43 @@
+/**
+ * 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.apex.malhar.stream.sample;
+
+import org.apache.apex.malhar.stream.api.ApexStream;
+import org.apache.apex.malhar.stream.api.function.Function;
+import org.apache.apex.malhar.stream.api.impl.ApexStreamImpl;
+
+import com.datatorrent.api.DAG;
+
+/**
+ * An example to create your own stream
+ */
+public class MyStream<T> extends ApexStreamImpl<T>
+{
+
+ public MyStream(ApexStream<T> apexStream)
+ {
+ super(apexStream);
+ }
+
+ <O> MyStream<O> filterAndMap(Function.MapFunction<T, O> map,
Function.FilterFunction<T> filterFunction)
--- End diff --
How about a name like customFilterAndMap or myFilterAndMap to highlight
that this is custom?
> Stream API Design
> -----------------
>
> Key: APEXMALHAR-2006
> URL: https://issues.apache.org/jira/browse/APEXMALHAR-2006
> Project: Apache Apex Malhar
> Issue Type: Sub-task
> Reporter: Siyuan Hua
> Assignee: Siyuan Hua
> Fix For: 3.4.0
>
>
> Construct DAG in a similar way as Flink/Spark Streaming
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