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/*
* Copyright (c) 2003, 2016, 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
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
import javax.sound.midi.InvalidMidiDataException;
import javax.sound.midi.MidiDevice;
import javax.sound.midi.MidiSystem;
import javax.sound.midi.MidiUnavailableException;
import javax.sound.midi.Receiver;
import javax.sound.midi.Sequencer;
import javax.sound.midi.ShortMessage;
import javax.sound.midi.Synthesizer;
/**
* @test
* @key sound
* @bug 4616517
* @summary Receiver.send() does not work properly
*/
public class ClosedReceiver {
public static void main(String[] args) throws Exception {
out("#4616517: Receiver.send() does not work properly");
if (!isMidiInstalled()) {
out("Soundcard does not exist or sound drivers not installed!");
out("This test requires sound drivers for execution.");
return;
}
boolean passed = true;
passed &= testReceiverSend();
passed &= testClosedReceivers();
if (passed) {
out("Test PASSED.");
} else {
throw new Exception("Test FAILED.");
}
}
/**
* Execute Receiver.send() and expect that there is no exception.
*/
private static boolean testReceiverSend() {
boolean result = true;
Receiver receiver;
ShortMessage shMsg = new ShortMessage();
try {
receiver = MidiSystem.getReceiver();
shMsg.setMessage(ShortMessage.NOTE_ON, 0,60, 93);
try {
receiver.send( shMsg, -1 );
} catch(IllegalStateException ilEx) {
ilEx.printStackTrace(System.out);
out("IllegalStateException was thrown incorrectly!");
result = false;
}
receiver.close();
} catch(MidiUnavailableException e) {
out("Midi unavailable, cannot test.");
} catch(InvalidMidiDataException ine) {
out("InvalidMidiDataException, cannot test.");
}
return result;
}
private static boolean testClosedReceivers() {
boolean result = true;
Receiver receiver;
Synthesizer synt = null;
// test Synthesizer's Receiver
try {
synt = MidiSystem.getSynthesizer();
synt.open();
} catch(MidiUnavailableException e) {
out("Midi unavailable, cannot test.");
return result;
}
try {
receiver = synt.getReceiver();
} catch (MidiUnavailableException e) {
out("unable to get Receiver from synthesizer, cannot test.");
return result;
}
result &= testClosedReceiver(receiver);
synt.close();
// test all MidiDevices' Receivers
MidiDevice.Info[] devices = MidiSystem.getMidiDeviceInfo();
for (int i = 0; i < devices.length; i++) {
try {
MidiDevice device = MidiSystem.getMidiDevice(devices[i]);
if (device.getMaxReceivers() != 0) {
receiver = device.getReceiver();
result &= testClosedReceiver(receiver);
}
} catch (Exception e) {
out(e);
out("cannot test.");
return result;
}
}
return result;
}
/**
* Execute send() on a closed Receivers and expect IllegalStateException.
*/
private static boolean testClosedReceiver(Receiver receiver) {
boolean result = true;
out("testing Receiver: " + receiver);
ShortMessage shMsg = new ShortMessage();
try {
shMsg.setMessage(ShortMessage.NOTE_ON, 0,60, 93);
} catch(InvalidMidiDataException e) {
out(e);
out("unable to construct ShortMessage, cannot test.");
return result;
}
// begin of test
receiver.close();
try {
receiver.send( shMsg, -1 );
out("IllegalStateException was not thrown "
+ "on Receiver.send()!");
result = false;
} catch(IllegalStateException e) {
out("IllegalStateException was thrown. Ok.");
}
return result;
}
private static void out(Throwable t) {
t.printStackTrace(System.out);
}
private static void out(String message) {
System.out.println(message);
}
/**
* Returns true if at least one MIDI (port) device is correctly installed on
* the system.
*/
private static boolean isMidiInstalled() {
boolean result = false;
MidiDevice.Info[] devices = MidiSystem.getMidiDeviceInfo();
for (int i = 0; i < devices.length; i++) {
try {
MidiDevice device = MidiSystem.getMidiDevice(devices[i]);
result = !(device instanceof Sequencer)
&& !(device instanceof Synthesizer);
} catch (Exception e1) {
System.err.println(e1);
}
if (result)
break;
}
return result;
}
}
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