137 lines
4.4 KiB
Java
137 lines
4.4 KiB
Java
/*
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* Copyright (c) 2003, 2016, 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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import javax.sound.midi.MidiDevice;
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import javax.sound.midi.MidiSystem;
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import javax.sound.midi.Sequencer;
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import javax.sound.midi.Synthesizer;
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/**
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* @test
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* @key sound
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* @bug 4914667
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* @summary Closing and reopening MIDI IN device on Linux throws
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* MidiUnavailableException
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*/
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public class Reopen {
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private static boolean isTestExecuted;
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private static boolean isTestPassed;
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/*
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* run manually:
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* java Reopen 100 in for 100 iterations on the MIDI IN device
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* java Reopen 16 out for 16 iterations on the MIDI OUT device
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*/
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public static void main(String[] args) throws Exception {
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if (args.length == 0) {
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doAllTests();
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} else if (args.length == 2) {
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int numIterations = Integer.parseInt(args[0]);
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if (args[1].equals("in")) {
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doTest(numIterations, true);
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} else {
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doTest(numIterations, false);
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}
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} else {
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out("usage: java Reopen <iterations> in|out");
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}
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}
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private static void doAllTests() throws Exception {
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out("#4914667: Closing and reopening MIDI IN device on Linux throws MidiUnavailableException");
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boolean success = true;
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try {
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success &= doTest(20, true); // MIDI IN
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success &= doTest(20, false); // MIDI OUT
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isTestExecuted = true;
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} catch (Exception e) {
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out(e);
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isTestExecuted = false;
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}
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isTestPassed = success;
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if (isTestExecuted) {
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if (isTestPassed) {
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out("Test PASSED.");
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} else {
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throw new Exception("Test FAILED.");
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}
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} else {
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out("Test NOT FAILED");
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}
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}
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private static boolean doTest(int numIterations, boolean input) throws Exception {
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MidiDevice.Info[] infos = MidiSystem.getMidiDeviceInfo();
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MidiDevice outDevice = null;
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MidiDevice inDevice = null;
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for (int i = 0; i < infos.length; i++) {
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MidiDevice device = MidiSystem.getMidiDevice(infos[i]);
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if (! (device instanceof Sequencer) &&
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! (device instanceof Synthesizer)) {
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if (device.getMaxReceivers() != 0) {
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outDevice = device;
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}
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if (device.getMaxTransmitters() != 0) {
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inDevice = device;
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}
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}
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}
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MidiDevice testDevice = null;
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if (input) {
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testDevice = inDevice;
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} else {
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testDevice = outDevice;
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}
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if (testDevice == null) {
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out("Cannot test: device not available.");
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return true;
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}
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out("Using Device: " + testDevice);
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for (int i = 0; i < numIterations; i++) {
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out("@@@ ITERATION: " + i);
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testDevice.open();
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// This sleep ensures that the thread of MidiInDevice is started.
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sleep(50);
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testDevice.close();
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}
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return true;
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}
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private static void sleep(int milliseconds) {
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try {
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Thread.sleep(milliseconds);
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} catch (InterruptedException e) {
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}
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}
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private static void out(Throwable t) {
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t.printStackTrace(System.out);
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}
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private static void out(String message) {
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System.out.println(message);
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}
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}
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