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60 lines
1.4 KiB
60 lines
1.4 KiB
/**
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* MultiOutputStream.java
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* @since 26.08.2008
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*/
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package de.anomic.http.server;
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import java.io.IOException;
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import java.io.OutputStream;
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/**
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* writes to multiple {link OutputStream}s (parallel)
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*
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* @author daniel
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*
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*/
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public class MultiOutputStream extends OutputStream {
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private final OutputStream[] streams;
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/**
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* creates a new MultiOutputStream
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*
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* @param streams
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*/
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public MultiOutputStream(final OutputStream[] streams) {
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super();
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// make a copy to avoid external modifications
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this.streams = new OutputStream[streams.length];
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System.arraycopy(streams, 0, this.streams, 0, streams.length);
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}
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/**
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* writes the byte to each of the streams
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*
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* @see java.io.OutputStream#write(int)
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*/
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@Override
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public void write(int b) throws IOException {
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for (OutputStream stream: streams) {
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stream.write(b);
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}
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}
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/**
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* writes the byte[] to each of the streams
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* overriding this high-level method causes less overhead
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* than overriding only the low-level write method:
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* it causes (a large number) less 'for' loops
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*
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* @see java.io.OutputStream#write(int)
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*/
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@Override
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public void write(byte[] b, int start, int len) throws IOException {
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for (OutputStream stream: streams) {
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stream.write(b, start, len);
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}
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}
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}
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