--- /dev/null 2016-10-24 21:40:22.000000000 +0300 +++ new/test/javax/sound/midi/Devices/MidiDeviceGetReceivers.java 2016-10-24 21:40:22.000000000 +0300 @@ -0,0 +1,187 @@ +/* + * 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 java.util.List; + +import javax.sound.midi.MidiDevice; +import javax.sound.midi.MidiSystem; +import javax.sound.midi.MidiUnavailableException; +import javax.sound.midi.Receiver; +import javax.sound.midi.Transmitter; + +/** + * @test + * @bug 4931387 + * @summary Add methods to MidiDevice to get list of Transmitters and Receivers + */ +public class MidiDeviceGetReceivers { + + private static boolean executed = false; + private static boolean failed = false; + + public static void main(String[] args) throws Exception { + out("unit test 4931387: Add methods to MidiDevice to get list of Transmitters and Receivers"); + doAllTests(); + if (executed) { + if (failed) throw new Exception("Test FAILED!"); + out("Test PASSED."); + } else { + out("Test NOT failed."); + } + } + + private static void doAllTests() { + MidiDevice.Info[] infos = MidiSystem.getMidiDeviceInfo(); + for (int i = 0; i < infos.length; i++) { + MidiDevice device = null; + try { + device = MidiSystem.getMidiDevice(infos[i]); + doTest(device); + } catch (MidiUnavailableException e) { + out("Exception occured when retrieving device "+infos[i]+": "+e); + } + } + if (infos.length == 0) { + out("No MIDI devices exist or sound drivers not installed!"); + } + } + + private static boolean containsReceiver(MidiDevice dev, Receiver rec) { + List recvs = dev.getReceivers(); + return recvs.contains(rec); + } + + private static boolean containsTransmitter(MidiDevice dev, Transmitter tra) { + List tras = dev.getTransmitters(); + return tras.contains(tra); + } + + private static void doTest(MidiDevice device) { + boolean thisFailed = false; + out1("Testing: " + device+"..."); + try { + device.open(); + } catch (Exception e) { + out2("device.open threw exception: "+e); + out2("cannot test this device."); + return; + } + if (device.getMaxReceivers() != 0) { + // device offers receivers + try { + List origList = device.getReceivers(); + Receiver rec = device.getReceiver(); + if (!containsReceiver(device, rec)) { + out2("Getting a receiver did not add it to device list!"); + thisFailed = true; + } + if (origList.contains(rec)) { + out2("Original unmodifiable list was modified by adding a receiver!"); + thisFailed = true; + } + rec.close(); + if (containsReceiver(device, rec)) { + out2("Closing a receiver did not remove it from device list!"); + thisFailed = true; + } + // add a new receiver so that the device.close will really test + // that the receiver is removed + rec = device.getReceiver(); + if (!containsReceiver(device, rec)) { + out2("Getting a receiver again did not add it to device list!"); + thisFailed = true; + } + } catch (MidiUnavailableException e) { + out2("Exception on getting Receiver: " + e); + } + } + if (device.getMaxTransmitters() != 0) { + // device offers transmitters + try { + List origList = device.getTransmitters(); + Transmitter tra = device.getTransmitter(); + if (!containsTransmitter(device, tra)) { + out2("Getting a transmitter did not add it to device list!"); + thisFailed = true; + } + if (origList.contains(tra)) { + out2("Original unmodifiable list was modified by adding a transmitter!"); + thisFailed = true; + } + tra.close(); + if (containsTransmitter(device, tra)) { + out2("Closing a transmitter did not remove it from device list!"); + thisFailed = true; + } + tra = device.getTransmitter(); + if (!containsTransmitter(device, tra)) { + out2("Getting a transmitter again did not add it to device list!"); + thisFailed = true; + } + } catch (MidiUnavailableException e) { + out("Exception on getting Transmitter: " + e); + } + } + try { + device.close(); + if (device.getTransmitters().size() > 0) { + out2(" Device still has transmitters after close() was called!"); + thisFailed = true; + } + if (device.getReceivers().size() > 0) { + out2(" Device still has receivers after close() was called!"); + thisFailed = true; + } + } catch (Exception e) { + out2("device.close threw exception: "+e); + } + if (!thisFailed) { + out("OK"); + } else { + failed = true; + } + executed = true; + } + + static boolean lfMissing = false; + + private static void out(String message) { + lfMissing = true; + System.out.println(message); + } + + /* don't print LF at end */ + private static void out1(String message) { + System.out.print(message); + lfMissing = true; + } + + /* print at a new line, indented */ + private static void out2(String message) { + if (lfMissing) { + System.out.println(); + lfMissing = false; + } + System.out.println(" "+message); + } +}