Github user tweise commented on a diff in the pull request:
https://github.com/apache/incubator-apex-core/pull/311#discussion_r60498298
--- Diff:
engine/src/test/java/com/datatorrent/stram/StramLocalClusterTest.java ---
@@ -274,4 +286,103 @@ public WindowGenerator setupWindowGenerator()
localCluster.shutdown();
}
+ @Test
+ public void testDynamicLoading() throws IOException,
ClassNotFoundException
+ {
+ final String generatedJar = generatejar();
+ File file = new File(generatedJar);
+ final Class<?> pojo = URLClassLoader.newInstance(new
URL[]{file.toURI().toURL()}).loadClass("POJO");
+
+ StreamingApplication app = new StreamingApplication()
+ {
+ @Override
+ public void populateDAG(DAG dag, Configuration conf)
+ {
+ TestGeneratorInputOperator genNode = dag.addOperator("genNode",
TestGeneratorInputOperator.class);
+ genNode.setMaxTuples(2);
+
+ DynamicLoader dynamicLoader = dag.addOperator("DynamicLoader", new
DynamicLoader());
+ dynamicLoader.setClass("POJO");
+
+ dag.addStream("fromNode1", genNode.outport, dynamicLoader.in);
+
+ dag.setInputPortAttribute(dynamicLoader.in,
Context.PortContext.TUPLE_CLASS, pojo);
+ conf.set(LIBJARS_CONF_KEY_NAME, generatedJar);
+ }
+ };
+
+ LocalMode.runApp(app, 10000);
+
+ FileUtils.forceDelete(new
File("src/test/resources/dynamicJar/POJO.class"));
--- End diff --
Why is the unit test (creating? and) deleting files in the source tree?
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