001/*
002 * Copyright (C) 2004 The Guava Authors
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 * http://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 */
016
017package com.google.common.io;
018
019import static com.google.common.base.Preconditions.checkNotNull;
020
021import com.google.common.annotations.Beta;
022
023import java.io.OutputStream;
024
025/**
026 * Implementation of {@link OutputStream} that simply discards written bytes.
027 *
028 * @author Spencer Kimball
029 * @since 1.0
030 * @deprecated Use {@link ByteStreams#nullOutputStream} instead. This class is
031 *     scheduled to be removed in Guava release 15.0.
032 */
033@Beta
034@Deprecated
035public final class NullOutputStream extends OutputStream {
036  /** Discards the specified byte. */
037  @Override public void write(int b) {
038  }
039
040  /** Discards the specified byte array. */
041  @Override public void write(byte[] b, int off, int len) {
042    checkNotNull(b);
043  }
044}