Examples with DeserializationException org.apache.flink.types.DeserializationException used on opensource projects

Example 1 with DeserializationException

use of org.apache.flink.types.DeserializationException in project flink by apache.

the class OutputEmitterTest method testWrongKeyClass.

@Test
public void testWrongKeyClass() {
    // Test for IntValue
    @SuppressWarnings({ "unchecked", "rawtypes" }) final TypeComparator<Record> doubleComp = new RecordComparatorFactory(new int[] { 0 }, new Class[] { DoubleValue.class }).createComparator();
    final ChannelSelector<SerializationDelegate<Record>> oe1 = new OutputEmitter<Record>(ShipStrategyType.PARTITION_HASH, doubleComp);
    final SerializationDelegate<Record> delegate = new SerializationDelegate<Record>(new RecordSerializerFactory().getSerializer());
    ;
    Record rec = null;
    try {
        PipedInputStream pipedInput = new PipedInputStream(1024 * 1024);
        DataInputView in = new DataInputViewStreamWrapper(pipedInput);
        DataOutputView out = new DataOutputViewStreamWrapper(new PipedOutputStream(pipedInput));
        rec = new Record(1);
        rec.setField(0, new IntValue());
        rec.write(out);
        rec = new Record();
        rec.read(in);
    } catch (IOException e) {
        fail("Test erroneous");
    }
    try {
        delegate.setInstance(rec);
        oe1.selectChannels(delegate, 100);
    } catch (DeserializationException re) {
        return;
    }
    Assert.fail("Expected a NullKeyFieldException.");
}