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* The Apache Software License, Version 1.1
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* Copyright (c) 2000 The Apache Software Foundation. All rights
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* 3. The end-user documentation included with the redistribution, if
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* any, must include the following acknowlegement:
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* "This product includes software developed by the
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* Apache Software Foundation (http://www.apache.org/)."
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* Alternately, this acknowlegement may appear in the software itself,
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* if and wherever such third-party acknowlegements normally appear.
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* 4. The names "The Jakarta Project", "Ant", and "Apache Software
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* Foundation" must not be used to endorse or promote products derived
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* from this software without prior written permission. For written
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* permission, please contact apache@apache.org.
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* 5. Products derived from this software may not be called "Apache"
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* nor may "Apache" appear in their names without prior written
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* permission of the Apache Group.
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* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
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* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
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* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* ====================================================================
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* This software consists of voluntary contributions made by many
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* individuals on behalf of the Apache Software Foundation. For more
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* information on the Apache Software Foundation, please see
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* <http://www.apache.org/>.
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package org.apache.tools.ant.taskdefs;
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import java.io.IOException;
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import java.io.InputStream;
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import java.io.OutputStream;
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* Copies all data from an input stream to an output stream.
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* @author thomas.haas@softwired-inc.com
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public class StreamPumper implements Runnable {
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// TODO: make SIZE and SLEEP instance variables.
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// TODO: add a status flag to note if an error occured in run.
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private final static int SLEEP = 5;
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private final static int SIZE = 128;
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private InputStream is;
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private OutputStream os;
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* Create a new stream pumper.
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* @param is input stream to read data from
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* @param os output stream to write data to.
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public StreamPumper(InputStream is, OutputStream os) {
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* Copies data from the input stream to the output stream.
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* Terminates as soon as the input stream is closed or an error occurs.
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final byte[] buf = new byte[SIZE];
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while ((length = is.read(buf)) > 0) {
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os.write(buf, 0, length);
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} catch (InterruptedException e) {}
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} catch(IOException e) {}