org.apache.parquet.hadoop.api.DelegatingWriteSupport Maven / Gradle / Ivy
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* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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 org.apache.parquet.hadoop.api;
import org.apache.hadoop.conf.Configuration;
import org.apache.parquet.conf.ParquetConfiguration;
import org.apache.parquet.io.api.RecordConsumer;
/**
* Helps composing write supports
*
* @param the Java class of objects written with this WriteSupport
*/
public class DelegatingWriteSupport extends WriteSupport {
private final WriteSupport delegate;
public DelegatingWriteSupport(WriteSupport delegate) {
super();
this.delegate = delegate;
}
@Override
public WriteSupport.WriteContext init(Configuration configuration) {
return delegate.init(configuration);
}
@Override
public WriteSupport.WriteContext init(ParquetConfiguration configuration) {
return delegate.init(configuration);
}
@Override
public void prepareForWrite(RecordConsumer recordConsumer) {
delegate.prepareForWrite(recordConsumer);
}
@Override
public void write(T record) {
delegate.write(record);
}
@Override
public String getName() {
return delegate.getName();
}
@Override
public WriteSupport.FinalizedWriteContext finalizeWrite() {
return delegate.finalizeWrite();
}
@Override
public String toString() {
return getClass().getName() + "(" + delegate.toString() + ")";
}
}