/*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.facebook.presto.execution.buffer;
import com.facebook.presto.spi.Page;
import com.facebook.presto.spi.block.BlockEncodingSerde;
import com.facebook.presto.spi.block.TestingBlockEncodingSerde;
import com.facebook.presto.spi.type.TestingTypeManager;
import io.airlift.compress.Compressor;
import io.airlift.compress.Decompressor;
import io.airlift.compress.lz4.Lz4Compressor;
import io.airlift.compress.lz4.Lz4Decompressor;
import java.util.Optional;
public class TestingPagesSerdeFactory
extends PagesSerdeFactory
{
public TestingPagesSerdeFactory()
{
// compression should be enabled in as many tests as possible
super(new TestingBlockEncodingSerde(new TestingTypeManager()), true);
}
public static PagesSerde testingPagesSerde()
{
return new SynchronizedPagesSerde(
new TestingBlockEncodingSerde(new TestingTypeManager()),
Optional.of(new Lz4Compressor()),
Optional.of(new Lz4Decompressor()));
}
private static class SynchronizedPagesSerde
extends PagesSerde
{
public SynchronizedPagesSerde(BlockEncodingSerde blockEncodingSerde, Optional<Compressor> compressor, Optional<Decompressor> decompressor)
{
super(blockEncodingSerde, compressor, decompressor);
}
@Override
public synchronized SerializedPage serialize(Page page)
{
return super.serialize(page);
}
@Override
public synchronized Page deserialize(SerializedPage serializedPage)
{
return super.deserialize(serializedPage);
}
}
}