/*
* Copyright (c) 1999, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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*/
/* @test
* @bug 4214795
* @summary Make sure the same inflater will only be recycled
* once.
*/
import java.io.*;
import java.util.zip.*;
public class ReleaseInflater {
public static void main(String[] args) throws Exception {
ZipFile zf = new ZipFile(new File(System.getProperty("test.src"),
"input.jar"));
ZipEntry e = zf.getEntry("ReleaseInflater.java");
InputStream in1 = zf.getInputStream(e);
// close the stream, the inflater will be released
in1.close();
// close the stream again, should be no-op
in1.close();
// create two new streams, allocating inflaters
InputStream in2 = zf.getInputStream(e);
InputStream in3 = zf.getInputStream(e);
// check to see if they influence each other
if (in2.read() != in3.read()) {
throw new Exception("Stream is corrupted!");
}
}
}