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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    
017    package com.google.common.io;
018    
019    import com.google.common.annotations.Beta;
020    
021    import java.io.OutputStream;
022    
023    /**
024     * Implementation of {@link OutputStream} that simply discards written bytes.
025     *
026     * @author Spencer Kimball
027     * @since 1.0
028     */
029    @Beta
030    public final class NullOutputStream extends OutputStream {
031      /** Discards the specified byte. */
032      @Override public void write(int b) {
033      }
034    
035      /** Discards the specified byte array. */
036      @Override public void write(byte[] b, int off, int len) {
037      }
038    }