jdk/test/javax/sound/midi/Gervill/DLSSoundbankReader/TestGetSoundbankInputStream2.java
author yan
Tue, 23 Jun 2015 11:59:27 +0300
changeset 31448 1066345d2a8a
parent 23010 6dadb192ad81
permissions -rw-r--r--
8076468: Add @modules to tests in jdk_desktop test group Reviewed-by: yan, alexsch
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/*
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 * Copyright (c) 2007, 2015, Oracle and/or its affiliates. All rights reserved.
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 *
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 * This code is free software; you can redistribute it and/or modify it
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 * under the terms of the GNU General Public License version 2 only, as
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 * published by the Free Software Foundation.
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 *
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 * This code is distributed in the hope that it will be useful, but WITHOUT
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 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
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 * version 2 for more details (a copy is included in the LICENSE file that
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 * accompanied this code).
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 *
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 * You should have received a copy of the GNU General Public License version
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 * 2 along with this work; if not, write to the Free Software Foundation,
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 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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 *
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 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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 * or visit www.oracle.com if you need additional information or have any
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 * questions.
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 */
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/* @test
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 @summary Test DLSSoundbankReader getSoundbank(InputStream) method using
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     very bad InputStream which can only read 1 byte at time
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 @modules java.desktop/com.sun.media.sound
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*/
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import java.io.BufferedInputStream;
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import java.io.File;
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import java.io.FileInputStream;
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import java.io.IOException;
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import java.io.InputStream;
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import javax.sound.midi.Patch;
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import javax.sound.midi.Soundbank;
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import com.sun.media.sound.DLSSoundbankReader;
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public class TestGetSoundbankInputStream2 {
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    private static class BadInputStream extends InputStream
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    {
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        InputStream is;
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        public BadInputStream(InputStream is)
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        {
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            this.is = is;
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        }
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        public int read() throws IOException {
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            return is.read();
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        }
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        public int read(byte[] b, int off, int len) throws IOException {
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            if(len > 1) len = 1;
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            return is.read(b, off, len);
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        }
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        public int read(byte[] b) throws IOException {
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            return read(b, 0, b.length);
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        }
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        public long skip(long n) throws IOException {
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            if(n > 1) n = 1;
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            return is.skip(n);
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        }
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        public int available() throws IOException {
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            int avail = is.available();
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            if(avail > 1) avail = 1;
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            return avail;
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        }
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        public void close() throws IOException {
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            is.close();
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        }
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        public synchronized void mark(int readlimit) {
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            is.mark(readlimit);
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        }
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        public boolean markSupported() {
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            return is.markSupported();
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        }
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        public synchronized void reset() throws IOException {
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            is.reset();
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        }
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    }
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    private static void assertTrue(boolean value) throws Exception
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    {
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        if(!value)
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            throw new RuntimeException("assertTrue fails!");
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    }
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    public static void main(String[] args) throws Exception {
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        File file = new File(System.getProperty("test.src", "."), "ding.dls");
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        FileInputStream fis = new FileInputStream(file);
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        BufferedInputStream bis = new BufferedInputStream(fis);
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        try
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        {
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            InputStream badis = new BadInputStream(bis);
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            Soundbank dls = new DLSSoundbankReader().getSoundbank(badis);
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            assertTrue(dls.getInstruments().length == 1);
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            Patch patch = dls.getInstruments()[0].getPatch();
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            assertTrue(patch.getProgram() == 0);
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            assertTrue(patch.getBank() == 0);
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        }
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        finally
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        {
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            bis.close();
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        }
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    }
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}