--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/src/java.desktop/share/classes/javax/sound/midi/spi/MidiDeviceProvider.java Sun Aug 17 15:54:13 2014 +0100
@@ -0,0 +1,78 @@
+/*
+ * Copyright (c) 1999, 2014, 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. Oracle designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Oracle in the LICENSE file that accompanied this code.
+ *
+ * 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.
+ */
+
+package javax.sound.midi.spi;
+
+import javax.sound.midi.MidiDevice;
+
+/**
+ * A {@code MidiDeviceProvider} is a factory or provider for a particular type
+ * of MIDI device. This mechanism allows the implementation to determine how
+ * resources are managed in the creation and management of a device.
+ *
+ * @author Kara Kytle
+ */
+public abstract class MidiDeviceProvider {
+
+ /**
+ * Indicates whether the device provider supports the device represented by
+ * the specified device info object.
+ *
+ * @param info an info object that describes the device for which support
+ * is queried
+ * @return {@code true} if the specified device is supported, otherwise
+ * {@code false}
+ */
+ public boolean isDeviceSupported(MidiDevice.Info info) {
+
+ MidiDevice.Info infos[] = getDeviceInfo();
+
+ for(int i=0; i<infos.length; i++) {
+ if( info.equals( infos[i] ) ) {
+ return true;
+ }
+ }
+ return false;
+ }
+
+ /**
+ * Obtains the set of info objects representing the device or devices
+ * provided by this {@code MidiDeviceProvider}.
+ *
+ * @return set of device info objects
+ */
+ public abstract MidiDevice.Info[] getDeviceInfo();
+
+ /**
+ * Obtains an instance of the device represented by the info object.
+ *
+ * @param info an info object that describes the desired device
+ * @return device instance
+ * @throws IllegalArgumentException if the info object specified does not
+ * match the info object for a device supported by this
+ * {@code MidiDeviceProvider}
+ */
+ public abstract MidiDevice getDevice(MidiDevice.Info info);
+}