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Posted to issues@flink.apache.org by "Stephan Ewen (JIRA)" <ji...@apache.org> on 2016/05/17 21:47:13 UTC
[jira] [Resolved] (FLINK-3782) ByteArrayOutputStream and
ObjectOutputStream should close
[ https://issues.apache.org/jira/browse/FLINK-3782?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Stephan Ewen resolved FLINK-3782.
---------------------------------
Resolution: Fixed
Fix Version/s: 1.1.0
Fixed via 6c0c0a54a2f47780b338c79023acd0566007e709
Thank you for the contribution!
> ByteArrayOutputStream and ObjectOutputStream should close
> ---------------------------------------------------------
>
> Key: FLINK-3782
> URL: https://issues.apache.org/jira/browse/FLINK-3782
> Project: Flink
> Issue Type: Test
> Components: Java API
> Affects Versions: 1.0.1
> Reporter: Chenguang He
> Assignee: Rekha Joshi
> Priority: Minor
> Labels: test
> Fix For: 1.1.0
>
>
> ByteArrayOutputStream and ObjectOutputStream should close
> @Test
> public void testSerializability() {
> try {
> Collection<ElementType> inputCollection = new ArrayList<ElementType>();
> ElementType element1 = new ElementType(1);
> ElementType element2 = new ElementType(2);
> ElementType element3 = new ElementType(3);
> inputCollection.add(element1);
> inputCollection.add(element2);
> inputCollection.add(element3);
>
> @SuppressWarnings("unchecked")
> TypeInformation<ElementType> info = (TypeInformation<ElementType>) TypeExtractor.createTypeInfo(ElementType.class);
>
> CollectionInputFormat<ElementType> inputFormat = new CollectionInputFormat<ElementType>(inputCollection,
> info.createSerializer(new ExecutionConfig()));
> ByteArrayOutputStream buffer = new ByteArrayOutputStream();// <----open in here
> ObjectOutputStream out = new ObjectOutputStream(buffer);// <----open in here
> out.writeObject(inputFormat);
> ObjectInputStream in = new ObjectInputStream(new ByteArrayInputStream(buffer.toByteArray())); // <----open in here
> Object serializationResult = in.readObject();
> assertNotNull(serializationResult);
> assertTrue(serializationResult instanceof CollectionInputFormat<?>);
> @SuppressWarnings("unchecked")
> CollectionInputFormat<ElementType> result = (CollectionInputFormat<ElementType>) serializationResult;
> GenericInputSplit inputSplit = new GenericInputSplit(0, 1);
> inputFormat.open(inputSplit);
> result.open(inputSplit);
> while(!inputFormat.reachedEnd() && !result.reachedEnd()){
> ElementType expectedElement = inputFormat.nextRecord(null);
> ElementType actualElement = result.nextRecord(null);
> assertEquals(expectedElement, actualElement);
> }
> }
> catch(Exception e) {
> e.printStackTrace();
> fail(e.toString());
> }
> }
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