/*
 * 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
 *
 *   https://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.accumulo.core.rpc;

import static java.util.Objects.requireNonNull;

import org.apache.thrift.TConfiguration;
import org.apache.thrift.transport.TTransport;
import org.apache.thrift.transport.TTransportException;

/**
 * Transport that simply wraps another transport. This is the equivalent of FilterInputStream for
 * Thrift transports.
 */
public class FilterTransport extends TTransport {
  private final TTransport wrapped;

  public FilterTransport(TTransport wrapped) {
    requireNonNull(wrapped);
    this.wrapped = wrapped;
  }

  protected TTransport getWrapped() {
    return wrapped;
  }

  @Override
  public void open() throws TTransportException {
    wrapped.open();
  }

  @Override
  public boolean isOpen() {
    return wrapped.isOpen();
  }

  @Override
  public boolean peek() {
    return wrapped.peek();
  }

  @Override
  public void close() {
    wrapped.close();
  }

  @Override
  public int read(byte[] buf, int off, int len) throws TTransportException {
    return wrapped.read(buf, off, len);
  }

  @Override
  public int readAll(byte[] buf, int off, int len) throws TTransportException {
    return wrapped.readAll(buf, off, len);
  }

  @Override
  public void write(byte[] buf) throws TTransportException {
    wrapped.write(buf);
  }

  @Override
  public void write(byte[] buf, int off, int len) throws TTransportException {
    wrapped.write(buf, off, len);
  }

  @Override
  public void flush() throws TTransportException {
    wrapped.flush();
  }

  @Override
  public byte[] getBuffer() {
    return wrapped.getBuffer();
  }

  @Override
  public int getBufferPosition() {
    return wrapped.getBufferPosition();
  }

  @Override
  public int getBytesRemainingInBuffer() {
    return wrapped.getBytesRemainingInBuffer();
  }

  @Override
  public void consumeBuffer(int len) {
    wrapped.consumeBuffer(len);
  }

  @Override
  public TConfiguration getConfiguration() {
    return wrapped.getConfiguration();
  }

  @Override
  public void updateKnownMessageSize(long size) throws TTransportException {
    wrapped.updateKnownMessageSize(size);
  }

  @Override
  public void checkReadBytesAvailable(long numBytes) throws TTransportException {
    wrapped.checkReadBytesAvailable(numBytes);
  }
}
