org.apache.flink.streaming.connectors.fs.StringWriter Java Examples

The following examples show how to use org.apache.flink.streaming.connectors.fs.StringWriter. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example #1
Source File: BucketingSinkTest.java    From flink with Apache License 2.0 6 votes vote down vote up 
private OneInputStreamOperatorTestHarness<String, Object> createRescalingTestSink(
	File outDir, int totalParallelism, int taskIdx, long inactivityInterval) throws Exception {

	BucketingSink<String> sink = new BucketingSink<String>(outDir.getAbsolutePath())
		.setBucketer(new Bucketer<String>() {
			private static final long serialVersionUID = 1L;

			@Override
			public Path getBucketPath(Clock clock, Path basePath, String element) {
				return new Path(basePath, element);
			}
		})
		.setWriter(new StringWriter<String>())
		.setInactiveBucketCheckInterval(inactivityInterval)
		.setInactiveBucketThreshold(inactivityInterval)
		.setPartPrefix(PART_PREFIX)
		.setInProgressPrefix("")
		.setPendingPrefix("")
		.setValidLengthPrefix("")
		.setInProgressSuffix(IN_PROGRESS_SUFFIX)
		.setPendingSuffix(PENDING_SUFFIX)
		.setValidLengthSuffix(VALID_LENGTH_SUFFIX);

	return createTestSink(sink, totalParallelism, taskIdx);
}
Example #2
Source File: BucketingSinkTest.java    From flink with Apache License 2.0 6 votes vote down vote up 
private OneInputStreamOperatorTestHarness<String, Object> createRescalingTestSinkWithRollover(
	File outDir, int totalParallelism, int taskIdx, long inactivityInterval, long rolloverInterval) throws Exception {

	BucketingSink<String> sink = new BucketingSink<String>(outDir.getAbsolutePath())
		.setBucketer(new Bucketer<String>() {
			private static final long serialVersionUID = 1L;

			@Override
			public Path getBucketPath(Clock clock, Path basePath, String element) {
				return new Path(basePath, element);
			}
		})
		.setWriter(new StringWriter<String>())
		.setInactiveBucketCheckInterval(inactivityInterval)
		.setInactiveBucketThreshold(inactivityInterval)
		.setPartPrefix(PART_PREFIX)
		.setInProgressPrefix("")
		.setPendingPrefix("")
		.setValidLengthPrefix("")
		.setInProgressSuffix(IN_PROGRESS_SUFFIX)
		.setPendingSuffix(PENDING_SUFFIX)
		.setValidLengthSuffix(VALID_LENGTH_SUFFIX)
		.setBatchRolloverInterval(rolloverInterval);

	return createTestSink(sink, totalParallelism, taskIdx);
}
Example #3
Source File: BucketingSinkTest.java    From flink with Apache License 2.0 6 votes vote down vote up 
private OneInputStreamOperatorTestHarness<String, Object> createTestSink(File dataDir, int totalParallelism, int taskIdx) throws Exception {
	BucketingSink<String> sink = new BucketingSink<String>(dataDir.getAbsolutePath())
		.setBucketer(new Bucketer<String>() {
			private static final long serialVersionUID = 1L;

			@Override
			public Path getBucketPath(Clock clock, Path basePath, String element) {
				return new Path(basePath, element);
			}
		})
		.setWriter(new StringWriter<String>())
		.setPartPrefix(PART_PREFIX)
		.setPendingPrefix("")
		.setInactiveBucketCheckInterval(5 * 60 * 1000L)
		.setInactiveBucketThreshold(5 * 60 * 1000L)
		.setPendingSuffix(PENDING_SUFFIX)
		.setInProgressSuffix(IN_PROGRESS_SUFFIX);

	return createTestSink(sink, totalParallelism, taskIdx);
}
Example #4
Source File: BucketingSinkTest.java    From flink with Apache License 2.0 6 votes vote down vote up 
private OneInputStreamOperatorTestHarness<String, Object> createRescalingTestSink(
	File outDir, int totalParallelism, int taskIdx, long inactivityInterval) throws Exception {

	BucketingSink<String> sink = new BucketingSink<String>(outDir.getAbsolutePath())
		.setBucketer(new Bucketer<String>() {
			private static final long serialVersionUID = 1L;

			@Override
			public Path getBucketPath(Clock clock, Path basePath, String element) {
				return new Path(basePath, element);
			}
		})
		.setWriter(new StringWriter<String>())
		.setInactiveBucketCheckInterval(inactivityInterval)
		.setInactiveBucketThreshold(inactivityInterval)
		.setPartPrefix(PART_PREFIX)
		.setInProgressPrefix("")
		.setPendingPrefix("")
		.setValidLengthPrefix("")
		.setInProgressSuffix(IN_PROGRESS_SUFFIX)
		.setPendingSuffix(PENDING_SUFFIX)
		.setValidLengthSuffix(VALID_LENGTH_SUFFIX);

	return createTestSink(sink, totalParallelism, taskIdx);
}
Example #5
Source File: BucketingSinkTest.java    From flink with Apache License 2.0 6 votes vote down vote up 
private OneInputStreamOperatorTestHarness<String, Object> createRescalingTestSinkWithRollover(
	File outDir, int totalParallelism, int taskIdx, long inactivityInterval, long rolloverInterval) throws Exception {

	BucketingSink<String> sink = new BucketingSink<String>(outDir.getAbsolutePath())
		.setBucketer(new Bucketer<String>() {
			private static final long serialVersionUID = 1L;

			@Override
			public Path getBucketPath(Clock clock, Path basePath, String element) {
				return new Path(basePath, element);
			}
		})
		.setWriter(new StringWriter<String>())
		.setInactiveBucketCheckInterval(inactivityInterval)
		.setInactiveBucketThreshold(inactivityInterval)
		.setPartPrefix(PART_PREFIX)
		.setInProgressPrefix("")
		.setPendingPrefix("")
		.setValidLengthPrefix("")
		.setInProgressSuffix(IN_PROGRESS_SUFFIX)
		.setPendingSuffix(PENDING_SUFFIX)
		.setValidLengthSuffix(VALID_LENGTH_SUFFIX)
		.setBatchRolloverInterval(rolloverInterval);

	return createTestSink(sink, totalParallelism, taskIdx);
}
Example #6
Source File: BucketingSinkTest.java    From flink with Apache License 2.0 6 votes vote down vote up 
private OneInputStreamOperatorTestHarness<String, Object> createTestSink(File dataDir, int totalParallelism, int taskIdx) throws Exception {
	BucketingSink<String> sink = new BucketingSink<String>(dataDir.getAbsolutePath())
		.setBucketer(new Bucketer<String>() {
			private static final long serialVersionUID = 1L;

			@Override
			public Path getBucketPath(Clock clock, Path basePath, String element) {
				return new Path(basePath, element);
			}
		})
		.setWriter(new StringWriter<String>())
		.setPartPrefix(PART_PREFIX)
		.setPendingPrefix("")
		.setInactiveBucketCheckInterval(5 * 60 * 1000L)
		.setInactiveBucketThreshold(5 * 60 * 1000L)
		.setPendingSuffix(PENDING_SUFFIX)
		.setInProgressSuffix(IN_PROGRESS_SUFFIX);

	return createTestSink(sink, totalParallelism, taskIdx);
}
Example #7
Source File: BucketingSinkTest.java    From Flink-CEPplus with Apache License 2.0 6 votes vote down vote up 
private OneInputStreamOperatorTestHarness<String, Object> createRescalingTestSinkWithRollover(
	File outDir, int totalParallelism, int taskIdx, long inactivityInterval, long rolloverInterval) throws Exception {

	BucketingSink<String> sink = new BucketingSink<String>(outDir.getAbsolutePath())
		.setBucketer(new Bucketer<String>() {
			private static final long serialVersionUID = 1L;

			@Override
			public Path getBucketPath(Clock clock, Path basePath, String element) {
				return new Path(basePath, element);
			}
		})
		.setWriter(new StringWriter<String>())
		.setInactiveBucketCheckInterval(inactivityInterval)
		.setInactiveBucketThreshold(inactivityInterval)
		.setPartPrefix(PART_PREFIX)
		.setInProgressPrefix("")
		.setPendingPrefix("")
		.setValidLengthPrefix("")
		.setInProgressSuffix(IN_PROGRESS_SUFFIX)
		.setPendingSuffix(PENDING_SUFFIX)
		.setValidLengthSuffix(VALID_LENGTH_SUFFIX)
		.setBatchRolloverInterval(rolloverInterval);

	return createTestSink(sink, totalParallelism, taskIdx);
}
Example #8
Source File: BucketingSinkTest.java    From Flink-CEPplus with Apache License 2.0 6 votes vote down vote up 
private OneInputStreamOperatorTestHarness<String, Object> createTestSink(File dataDir, int totalParallelism, int taskIdx) throws Exception {
	BucketingSink<String> sink = new BucketingSink<String>(dataDir.getAbsolutePath())
		.setBucketer(new Bucketer<String>() {
			private static final long serialVersionUID = 1L;

			@Override
			public Path getBucketPath(Clock clock, Path basePath, String element) {
				return new Path(basePath, element);
			}
		})
		.setWriter(new StringWriter<String>())
		.setPartPrefix(PART_PREFIX)
		.setPendingPrefix("")
		.setInactiveBucketCheckInterval(5 * 60 * 1000L)
		.setInactiveBucketThreshold(5 * 60 * 1000L)
		.setPendingSuffix(PENDING_SUFFIX)
		.setInProgressSuffix(IN_PROGRESS_SUFFIX);

	return createTestSink(sink, totalParallelism, taskIdx);
}
Example #9
Source File: BucketingSinkTest.java    From Flink-CEPplus with Apache License 2.0 6 votes vote down vote up 
private OneInputStreamOperatorTestHarness<String, Object> createRescalingTestSink(
	File outDir, int totalParallelism, int taskIdx, long inactivityInterval) throws Exception {

	BucketingSink<String> sink = new BucketingSink<String>(outDir.getAbsolutePath())
		.setBucketer(new Bucketer<String>() {
			private static final long serialVersionUID = 1L;

			@Override
			public Path getBucketPath(Clock clock, Path basePath, String element) {
				return new Path(basePath, element);
			}
		})
		.setWriter(new StringWriter<String>())
		.setInactiveBucketCheckInterval(inactivityInterval)
		.setInactiveBucketThreshold(inactivityInterval)
		.setPartPrefix(PART_PREFIX)
		.setInProgressPrefix("")
		.setPendingPrefix("")
		.setValidLengthPrefix("")
		.setInProgressSuffix(IN_PROGRESS_SUFFIX)
		.setPendingSuffix(PENDING_SUFFIX)
		.setValidLengthSuffix(VALID_LENGTH_SUFFIX);

	return createTestSink(sink, totalParallelism, taskIdx);
}
Example #10
Source File: BucketingSinkMigrationTest.java    From flink with Apache License 2.0 5 votes vote down vote up 
/**
 * Manually run this to write binary snapshot data. Remove @Ignore to run.
 */
@Ignore
@Test
public void writeSnapshot() throws Exception {

	final File outDir = tempFolder.newFolder();

	BucketingSink<String> sink = new BucketingSink<String>(outDir.getAbsolutePath())
		.setWriter(new StringWriter<String>())
		.setBatchSize(5)
		.setPartPrefix(PART_PREFIX)
		.setInProgressPrefix("")
		.setPendingPrefix("")
		.setValidLengthPrefix("")
		.setInProgressSuffix(IN_PROGRESS_SUFFIX)
		.setPendingSuffix(PENDING_SUFFIX)
		.setValidLengthSuffix(VALID_LENGTH_SUFFIX);

	OneInputStreamOperatorTestHarness<String, Object> testHarness =
		new OneInputStreamOperatorTestHarness<>(new StreamSink<>(sink));

	testHarness.setup();
	testHarness.open();

	testHarness.processElement(new StreamRecord<>("test1", 0L));
	testHarness.processElement(new StreamRecord<>("test2", 0L));

	checkLocalFs(outDir, 1, 1, 0, 0);

	testHarness.processElement(new StreamRecord<>("test3", 0L));
	testHarness.processElement(new StreamRecord<>("test4", 0L));
	testHarness.processElement(new StreamRecord<>("test5", 0L));

	checkLocalFs(outDir, 1, 4, 0, 0);

	OperatorSubtaskState snapshot = testHarness.snapshot(0L, 0L);

	OperatorSnapshotUtil.writeStateHandle(snapshot, "src/test/resources/bucketing-sink-migration-test-flink" + flinkGenerateSavepointVersion + "-snapshot");
	testHarness.close();
}
Example #11
Source File: BucketingSinkMigrationTest.java    From flink with Apache License 2.0 5 votes vote down vote up 
@Test
public void testRestore() throws Exception {
	final File outDir = tempFolder.newFolder();

	ValidatingBucketingSink<String> sink = (ValidatingBucketingSink<String>)
			new ValidatingBucketingSink<String>(outDir.getAbsolutePath(), expectedBucketFilesPrefix)
		.setWriter(new StringWriter<String>())
		.setBatchSize(5)
		.setPartPrefix(PART_PREFIX)
		.setInProgressPrefix("")
		.setPendingPrefix("")
		.setValidLengthPrefix("")
		.setInProgressSuffix(IN_PROGRESS_SUFFIX)
		.setPendingSuffix(PENDING_SUFFIX)
		.setValidLengthSuffix(VALID_LENGTH_SUFFIX)
		.setUseTruncate(false); // don't use truncate because files do not exist

	OneInputStreamOperatorTestHarness<String, Object> testHarness = new OneInputStreamOperatorTestHarness<>(
		new StreamSink<>(sink), 10, 1, 0);
	testHarness.setup();

	testHarness.initializeState(
		OperatorSnapshotUtil.getResourceFilename(
			"bucketing-sink-migration-test-flink" + testMigrateVersion + "-snapshot"));

	testHarness.open();

	assertTrue(sink.initializeCalled);

	testHarness.processElement(new StreamRecord<>("test1", 0L));
	testHarness.processElement(new StreamRecord<>("test2", 0L));

	checkLocalFs(outDir, 1, 1, 0, 0);

	testHarness.close();
}
Example #12
Source File: BucketingSinkMigrationTest.java    From flink with Apache License 2.0 5 votes vote down vote up 
/**
 * Manually run this to write binary snapshot data. Remove @Ignore to run.
 */
@Ignore
@Test
public void writeSnapshot() throws Exception {

	final File outDir = tempFolder.newFolder();

	BucketingSink<String> sink = new BucketingSink<String>(outDir.getAbsolutePath())
		.setWriter(new StringWriter<String>())
		.setBatchSize(5)
		.setPartPrefix(PART_PREFIX)
		.setInProgressPrefix("")
		.setPendingPrefix("")
		.setValidLengthPrefix("")
		.setInProgressSuffix(IN_PROGRESS_SUFFIX)
		.setPendingSuffix(PENDING_SUFFIX)
		.setValidLengthSuffix(VALID_LENGTH_SUFFIX);

	OneInputStreamOperatorTestHarness<String, Object> testHarness =
		new OneInputStreamOperatorTestHarness<>(new StreamSink<>(sink));

	testHarness.setup();
	testHarness.open();

	testHarness.processElement(new StreamRecord<>("test1", 0L));
	testHarness.processElement(new StreamRecord<>("test2", 0L));

	checkLocalFs(outDir, 1, 1, 0, 0);

	testHarness.processElement(new StreamRecord<>("test3", 0L));
	testHarness.processElement(new StreamRecord<>("test4", 0L));
	testHarness.processElement(new StreamRecord<>("test5", 0L));

	checkLocalFs(outDir, 1, 4, 0, 0);

	OperatorSubtaskState snapshot = testHarness.snapshot(0L, 0L);

	OperatorSnapshotUtil.writeStateHandle(snapshot, "src/test/resources/bucketing-sink-migration-test-flink" + flinkGenerateSavepointVersion + "-snapshot");
	testHarness.close();
}
Example #13
Source File: BucketingSinkMigrationTest.java    From flink with Apache License 2.0 5 votes vote down vote up 
@Test
public void testRestore() throws Exception {
	final File outDir = tempFolder.newFolder();

	ValidatingBucketingSink<String> sink = (ValidatingBucketingSink<String>)
			new ValidatingBucketingSink<String>(outDir.getAbsolutePath(), expectedBucketFilesPrefix)
		.setWriter(new StringWriter<String>())
		.setBatchSize(5)
		.setPartPrefix(PART_PREFIX)
		.setInProgressPrefix("")
		.setPendingPrefix("")
		.setValidLengthPrefix("")
		.setInProgressSuffix(IN_PROGRESS_SUFFIX)
		.setPendingSuffix(PENDING_SUFFIX)
		.setValidLengthSuffix(VALID_LENGTH_SUFFIX)
		.setUseTruncate(false); // don't use truncate because files do not exist

	OneInputStreamOperatorTestHarness<String, Object> testHarness = new OneInputStreamOperatorTestHarness<>(
		new StreamSink<>(sink), 10, 1, 0);
	testHarness.setup();

	testHarness.initializeState(
		OperatorSnapshotUtil.getResourceFilename(
			"bucketing-sink-migration-test-flink" + testMigrateVersion + "-snapshot"));

	testHarness.open();

	assertTrue(sink.initializeCalled);

	testHarness.processElement(new StreamRecord<>("test1", 0L));
	testHarness.processElement(new StreamRecord<>("test2", 0L));

	checkLocalFs(outDir, 1, 1, 0, 0);

	testHarness.close();
}
Example #14
Source File: BucketingSinkMigrationTest.java    From Flink-CEPplus with Apache License 2.0 5 votes vote down vote up 
@Test
public void testRestore() throws Exception {
	final File outDir = tempFolder.newFolder();

	ValidatingBucketingSink<String> sink = (ValidatingBucketingSink<String>)
			new ValidatingBucketingSink<String>(outDir.getAbsolutePath(), expectedBucketFilesPrefix)
		.setWriter(new StringWriter<String>())
		.setBatchSize(5)
		.setPartPrefix(PART_PREFIX)
		.setInProgressPrefix("")
		.setPendingPrefix("")
		.setValidLengthPrefix("")
		.setInProgressSuffix(IN_PROGRESS_SUFFIX)
		.setPendingSuffix(PENDING_SUFFIX)
		.setValidLengthSuffix(VALID_LENGTH_SUFFIX)
		.setUseTruncate(false); // don't use truncate because files do not exist

	OneInputStreamOperatorTestHarness<String, Object> testHarness = new OneInputStreamOperatorTestHarness<>(
		new StreamSink<>(sink), 10, 1, 0);
	testHarness.setup();

	testHarness.initializeState(
		OperatorSnapshotUtil.getResourceFilename(
			"bucketing-sink-migration-test-flink" + testMigrateVersion + "-snapshot"));

	testHarness.open();

	assertTrue(sink.initializeCalled);

	testHarness.processElement(new StreamRecord<>("test1", 0L));
	testHarness.processElement(new StreamRecord<>("test2", 0L));

	checkLocalFs(outDir, 1, 1, 0, 0);

	testHarness.close();
}
Example #15
Source File: BucketingSinkMigrationTest.java    From Flink-CEPplus with Apache License 2.0 5 votes vote down vote up 
/**
 * Manually run this to write binary snapshot data. Remove @Ignore to run.
 */
@Ignore
@Test
public void writeSnapshot() throws Exception {

	final File outDir = tempFolder.newFolder();

	BucketingSink<String> sink = new BucketingSink<String>(outDir.getAbsolutePath())
		.setWriter(new StringWriter<String>())
		.setBatchSize(5)
		.setPartPrefix(PART_PREFIX)
		.setInProgressPrefix("")
		.setPendingPrefix("")
		.setValidLengthPrefix("")
		.setInProgressSuffix(IN_PROGRESS_SUFFIX)
		.setPendingSuffix(PENDING_SUFFIX)
		.setValidLengthSuffix(VALID_LENGTH_SUFFIX);

	OneInputStreamOperatorTestHarness<String, Object> testHarness =
		new OneInputStreamOperatorTestHarness<>(new StreamSink<>(sink));

	testHarness.setup();
	testHarness.open();

	testHarness.processElement(new StreamRecord<>("test1", 0L));
	testHarness.processElement(new StreamRecord<>("test2", 0L));

	checkLocalFs(outDir, 1, 1, 0, 0);

	testHarness.processElement(new StreamRecord<>("test3", 0L));
	testHarness.processElement(new StreamRecord<>("test4", 0L));
	testHarness.processElement(new StreamRecord<>("test5", 0L));

	checkLocalFs(outDir, 1, 4, 0, 0);

	OperatorSubtaskState snapshot = testHarness.snapshot(0L, 0L);

	OperatorSnapshotUtil.writeStateHandle(snapshot, "src/test/resources/bucketing-sink-migration-test-flink" + flinkGenerateSavepointVersion + "-snapshot");
	testHarness.close();
}
Example #16
Source File: BucketingSink.java    From flink with Apache License 2.0 2 votes vote down vote up 
/**
 * Creates a new {@code BucketingSink} that writes files to the given base directory.
 *
 *
 * <p>This uses a{@link DateTimeBucketer} as {@link Bucketer} and a {@link StringWriter} has writer.
 * The maximum bucket size is set to 384 MB.
 *
 * @param basePath The directory to which to write the bucket files.
 */
public BucketingSink(String basePath) {
	this.basePath = basePath;
	this.bucketer = new DateTimeBucketer<>();
	this.writerTemplate = new StringWriter<>();
}
Example #17
Source File: BucketingSink.java    From Flink-CEPplus with Apache License 2.0 2 votes vote down vote up 
/**
 * Creates a new {@code BucketingSink} that writes files to the given base directory.
 *
 *
 * <p>This uses a{@link DateTimeBucketer} as {@link Bucketer} and a {@link StringWriter} has writer.
 * The maximum bucket size is set to 384 MB.
 *
 * @param basePath The directory to which to write the bucket files.
 */
public BucketingSink(String basePath) {
	this.basePath = basePath;
	this.bucketer = new DateTimeBucketer<>();
	this.writerTemplate = new StringWriter<>();
}
Example #18
Source File: BucketingSink.java    From flink with Apache License 2.0 2 votes vote down vote up 
/**
 * Creates a new {@code BucketingSink} that writes files to the given base directory.
 *
 *
 * <p>This uses a{@link DateTimeBucketer} as {@link Bucketer} and a {@link StringWriter} has writer.
 * The maximum bucket size is set to 384 MB.
 *
 * @param basePath The directory to which to write the bucket files.
 */
public BucketingSink(String basePath) {
	this.basePath = basePath;
	this.bucketer = new DateTimeBucketer<>();
	this.writerTemplate = new StringWriter<>();
}