Examples with DataOutputSerializer org.apache.flink.core.memory.DataOutputSerializer used on opensource projects

Example 1 with DataOutputSerializer

use of org.apache.flink.core.memory.DataOutputSerializer in project flink by apache.

the class SimpleVersionedSerializationTest method testSerializationRoundTrip.

@Test
public void testSerializationRoundTrip() throws IOException {
    final SimpleVersionedSerializer<String> utfEncoder = new TestStringSerializer();
    final String testString = "dugfakgs";
    final DataOutputSerializer out = new DataOutputSerializer(32);
    SimpleVersionedSerialization.writeVersionAndSerialize(utfEncoder, testString, out);
    final byte[] outBytes = out.getCopyOfBuffer();
    final byte[] bytes = SimpleVersionedSerialization.writeVersionAndSerialize(utfEncoder, testString);
    assertArrayEquals(bytes, outBytes);
    final DataInputDeserializer in = new DataInputDeserializer(bytes);
    final String deserialized = SimpleVersionedSerialization.readVersionAndDeSerialize(utfEncoder, in);
    final String deserializedFromBytes = SimpleVersionedSerialization.readVersionAndDeSerialize(utfEncoder, outBytes);
    assertEquals(testString, deserialized);
    assertEquals(testString, deserializedFromBytes);
}

Example 2 with DataOutputSerializer

use of org.apache.flink.core.memory.DataOutputSerializer in project flink by apache.

the class SimpleVersionedSerializationTest method testListSerializationRoundTrip.

@Test
public void testListSerializationRoundTrip() throws IOException {
    final SimpleVersionedSerializer<String> utfEncoder = new TestStringSerializer();
    final List<String> datums = ImmutableList.of("beeep!", "beep!!!");
    final DataOutputSerializer out = new DataOutputSerializer(32);
    SimpleVersionedSerialization.writeVersionAndSerializeList(utfEncoder, datums, out);
    final byte[] outBytes = out.getCopyOfBuffer();
    final DataInputDeserializer in = new DataInputDeserializer(outBytes);
    final List<String> deserialized = SimpleVersionedSerialization.readVersionAndDeserializeList(utfEncoder, in);
    assertEquals(datums, deserialized);
}

Example 3 with DataOutputSerializer

use of org.apache.flink.core.memory.DataOutputSerializer in project flink by apache.

the class FileWriterBucketStateSerializer method serialize.

@Override
public byte[] serialize(FileWriterBucketState state) throws IOException {
    DataOutputSerializer out = new DataOutputSerializer(256);
    out.writeInt(MAGIC_NUMBER);
    serializeV3(state, out);
    return out.getCopyOfBuffer();
}

Example 4 with DataOutputSerializer

use of org.apache.flink.core.memory.DataOutputSerializer in project flink by apache.

the class CompactorRequestSerializer method serialize.

@Override
public byte[] serialize(CompactorRequest request) throws IOException {
    DataOutputSerializer out = new DataOutputSerializer(256);
    out.writeInt(MAGIC_NUMBER);
    serializeV1(request, out);
    return out.getCopyOfBuffer();
}

Example 5 with DataOutputSerializer

use of org.apache.flink.core.memory.DataOutputSerializer in project flink by apache.

the class FileSinkCommittableSerializer method serialize.

@Override
public byte[] serialize(FileSinkCommittable committable) throws IOException {
    DataOutputSerializer out = new DataOutputSerializer(256);
    out.writeInt(MAGIC_NUMBER);
    serializeV2(committable, out);
    return out.getCopyOfBuffer();
}