Examples with AbstractInvokable org.apache.flink.runtime.jobgraph.tasks.AbstractInvokable used on opensource projects

Example 6 with AbstractInvokable

use of org.apache.flink.runtime.jobgraph.tasks.AbstractInvokable in project flink by apache.

the class NonReusingBlockResettableIteratorTest method testSerialBlockResettableIterator.

@Test
public void testSerialBlockResettableIterator() throws Exception {
    final AbstractInvokable memOwner = new DummyInvokable();
    // create the resettable Iterator
    final NonReusingBlockResettableIterator<Record> iterator = new NonReusingBlockResettableIterator<Record>(this.memman, this.reader, this.serializer, 1, memOwner);
    // open the iterator
    iterator.open();
    // now test walking through the iterator
    int lower = 0;
    int upper = 0;
    do {
        lower = upper;
        upper = lower;
        // find the upper bound
        while (iterator.hasNext()) {
            Record target = iterator.next();
            int val = target.getField(0, IntValue.class).getValue();
            Assert.assertEquals(upper++, val);
        }
        // now reset the buffer a few times
        for (int i = 0; i < 5; ++i) {
            iterator.reset();
            int count = 0;
            while (iterator.hasNext()) {
                Record target = iterator.next();
                int val = target.getField(0, IntValue.class).getValue();
                Assert.assertEquals(lower + (count++), val);
            }
            Assert.assertEquals(upper - lower, count);
        }
    } while (iterator.nextBlock());
    Assert.assertEquals(NUM_VALUES, upper);
    // close the iterator
    iterator.close();
}

Example 7 with AbstractInvokable

use of org.apache.flink.runtime.jobgraph.tasks.AbstractInvokable in project flink by apache.

the class NonReusingBlockResettableIteratorTest method testDoubleBufferedBlockResettableIterator.

@Test
public void testDoubleBufferedBlockResettableIterator() throws Exception {
    final AbstractInvokable memOwner = new DummyInvokable();
    // create the resettable Iterator
    final NonReusingBlockResettableIterator<Record> iterator = new NonReusingBlockResettableIterator<Record>(this.memman, this.reader, this.serializer, 2, memOwner);
    // open the iterator
    iterator.open();
    // now test walking through the iterator
    int lower = 0;
    int upper = 0;
    do {
        lower = upper;
        upper = lower;
        // find the upper bound
        while (iterator.hasNext()) {
            Record target = iterator.next();
            int val = target.getField(0, IntValue.class).getValue();
            Assert.assertEquals(upper++, val);
        }
        // now reset the buffer a few times
        for (int i = 0; i < 5; ++i) {
            iterator.reset();
            int count = 0;
            while (iterator.hasNext()) {
                Record target = iterator.next();
                int val = target.getField(0, IntValue.class).getValue();
                Assert.assertEquals(lower + (count++), val);
            }
            Assert.assertEquals(upper - lower, count);
        }
    } while (iterator.nextBlock());
    Assert.assertEquals(NUM_VALUES, upper);
    // close the iterator
    iterator.close();
}

Example 8 with AbstractInvokable

use of org.apache.flink.runtime.jobgraph.tasks.AbstractInvokable in project flink by apache.

the class ReusingBlockResettableIteratorTest method testTwelveFoldBufferedBlockResettableIterator.

@Test
public void testTwelveFoldBufferedBlockResettableIterator() throws Exception {
    final AbstractInvokable memOwner = new DummyInvokable();
    // create the resettable Iterator
    final ReusingBlockResettableIterator<Record> iterator = new ReusingBlockResettableIterator<Record>(this.memman, this.reader, this.serializer, 12, memOwner);
    // open the iterator
    iterator.open();
    // now test walking through the iterator
    int lower = 0;
    int upper = 0;
    do {
        lower = upper;
        upper = lower;
        // find the upper bound
        while (iterator.hasNext()) {
            Record target = iterator.next();
            int val = target.getField(0, IntValue.class).getValue();
            Assert.assertEquals(upper++, val);
        }
        // now reset the buffer a few times
        for (int i = 0; i < 5; ++i) {
            iterator.reset();
            int count = 0;
            while (iterator.hasNext()) {
                Record target = iterator.next();
                int val = target.getField(0, IntValue.class).getValue();
                Assert.assertEquals(lower + (count++), val);
            }
            Assert.assertEquals(upper - lower, count);
        }
    } while (iterator.nextBlock());
    Assert.assertEquals(NUM_VALUES, upper);
    // close the iterator
    iterator.close();
}

Example 9 with AbstractInvokable

use of org.apache.flink.runtime.jobgraph.tasks.AbstractInvokable in project flink by apache.

the class LargeRecordHandlerITCase method fileTest.

@Test
public void fileTest() {
    final IOManager ioMan = new IOManagerAsync();
    final int PAGE_SIZE = 4 * 1024;
    final int NUM_PAGES = 4;
    final int NUM_RECORDS = 10;
    FileIOChannel.ID channel = null;
    try {
        final MemoryManager memMan = new MemoryManager(NUM_PAGES * PAGE_SIZE, 1, PAGE_SIZE, MemoryType.HEAP, true);
        final AbstractInvokable owner = new DummyInvokable();
        final List<MemorySegment> memory = memMan.allocatePages(owner, NUM_PAGES);
        final TypeInformation<?>[] types = new TypeInformation<?>[] { BasicTypeInfo.LONG_TYPE_INFO, new ValueTypeInfo<SomeVeryLongValue>(SomeVeryLongValue.class), BasicTypeInfo.BYTE_TYPE_INFO };
        final TupleTypeInfo<Tuple3<Long, SomeVeryLongValue, Byte>> typeInfo = new TupleTypeInfo<Tuple3<Long, SomeVeryLongValue, Byte>>(types);
        final TypeSerializer<Tuple3<Long, SomeVeryLongValue, Byte>> serializer = typeInfo.createSerializer(new ExecutionConfig());
        channel = ioMan.createChannel();
        FileChannelOutputView out = new FileChannelOutputView(ioMan.createBlockChannelWriter(channel), memMan, memory, PAGE_SIZE);
        // add the test data
        Random rnd = new Random();
        List<Long> offsets = new ArrayList<Long>();
        for (int i = 0; i < NUM_RECORDS; i++) {
            offsets.add(out.getWriteOffset());
            long val = rnd.nextLong();
            Tuple3<Long, SomeVeryLongValue, Byte> next = new Tuple3<Long, SomeVeryLongValue, Byte>(val, new SomeVeryLongValue((int) val), (byte) val);
            serializer.serialize(next, out);
        }
        out.close();
        for (int i = 1; i < offsets.size(); i++) {
            assertTrue(offsets.get(i) > offsets.get(i - 1));
        }
        memMan.allocatePages(owner, memory, NUM_PAGES);
        SeekableFileChannelInputView in = new SeekableFileChannelInputView(ioMan, channel, memMan, memory, out.getBytesInLatestSegment());
        for (int i = 0; i < NUM_RECORDS; i++) {
            in.seek(offsets.get(i));
            Tuple3<Long, SomeVeryLongValue, Byte> next = serializer.deserialize(in);
            // key and value must be equal
            assertTrue(next.f0.intValue() == next.f1.val());
            assertTrue(next.f0.byteValue() == next.f2);
        }
        in.closeAndDelete();
    } catch (Exception e) {
        e.printStackTrace();
        fail(e.getMessage());
    } finally {
        if (channel != null) {
            try {
                ioMan.deleteChannel(channel);
            } catch (IOException ignored) {
            }
        }
        ioMan.shutdown();
    }
}

Example 10 with AbstractInvokable

use of org.apache.flink.runtime.jobgraph.tasks.AbstractInvokable in project flink by apache.

the class LargeRecordHandlerITCase method testRecordHandlerCompositeKey.

@Test
public void testRecordHandlerCompositeKey() {
    final IOManager ioMan = new IOManagerAsync();
    final int PAGE_SIZE = 4 * 1024;
    final int NUM_PAGES = 1000;
    final int NUM_RECORDS = 10;
    try {
        final MemoryManager memMan = new MemoryManager(NUM_PAGES * PAGE_SIZE, 1, PAGE_SIZE, MemoryType.HEAP, true);
        final AbstractInvokable owner = new DummyInvokable();
        final List<MemorySegment> initialMemory = memMan.allocatePages(owner, 6);
        final List<MemorySegment> sortMemory = memMan.allocatePages(owner, NUM_PAGES - 6);
        final TypeInformation<?>[] types = new TypeInformation<?>[] { BasicTypeInfo.LONG_TYPE_INFO, new ValueTypeInfo<SomeVeryLongValue>(SomeVeryLongValue.class), BasicTypeInfo.BYTE_TYPE_INFO };
        final TupleTypeInfo<Tuple3<Long, SomeVeryLongValue, Byte>> typeInfo = new TupleTypeInfo<Tuple3<Long, SomeVeryLongValue, Byte>>(types);
        final TypeSerializer<Tuple3<Long, SomeVeryLongValue, Byte>> serializer = typeInfo.createSerializer(new ExecutionConfig());
        final TypeComparator<Tuple3<Long, SomeVeryLongValue, Byte>> comparator = typeInfo.createComparator(new int[] { 2, 0 }, new boolean[] { true, true }, 0, new ExecutionConfig());
        LargeRecordHandler<Tuple3<Long, SomeVeryLongValue, Byte>> handler = new LargeRecordHandler<Tuple3<Long, SomeVeryLongValue, Byte>>(serializer, comparator, ioMan, memMan, initialMemory, owner, 128);
        assertFalse(handler.hasData());
        // add the test data
        Random rnd = new Random();
        for (int i = 0; i < NUM_RECORDS; i++) {
            long val = rnd.nextLong();
            handler.addRecord(new Tuple3<Long, SomeVeryLongValue, Byte>(val, new SomeVeryLongValue((int) val), (byte) val));
            assertTrue(handler.hasData());
        }
        MutableObjectIterator<Tuple3<Long, SomeVeryLongValue, Byte>> sorted = handler.finishWriteAndSortKeys(sortMemory);
        try {
            handler.addRecord(new Tuple3<Long, SomeVeryLongValue, Byte>(92L, null, (byte) 1));
            fail("should throw an exception");
        } catch (IllegalStateException e) {
        // expected
        }
        Tuple3<Long, SomeVeryLongValue, Byte> previous = null;
        Tuple3<Long, SomeVeryLongValue, Byte> next;
        while ((next = sorted.next(null)) != null) {
            // key and value must be equal
            assertTrue(next.f0.intValue() == next.f1.val());
            assertTrue(next.f0.byteValue() == next.f2);
            // order must be correct
            if (previous != null) {
                assertTrue(previous.f2 <= next.f2);
                assertTrue(previous.f2.byteValue() != next.f2.byteValue() || previous.f0 <= next.f0);
            }
            previous = next;
        }
        handler.close();
        assertFalse(handler.hasData());
        handler.close();
        try {
            handler.addRecord(new Tuple3<Long, SomeVeryLongValue, Byte>(92L, null, (byte) 1));
            fail("should throw an exception");
        } catch (IllegalStateException e) {
        // expected
        }
        assertTrue(memMan.verifyEmpty());
    } catch (Exception e) {
        e.printStackTrace();
        fail(e.getMessage());
    } finally {
        ioMan.shutdown();
    }
}