1 /*
2  * Copyright (C) 2015 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 package com.example.android.common.midi;
18 
19 import android.media.midi.MidiDeviceInfo;
20 import android.media.midi.MidiManager;
21 
22 /**
23  * Miscellaneous tools for Android MIDI.
24  */
25 public class MidiTools {
26 
27     /**
28      * @return a device that matches the manufacturer and product or null
29      */
findDevice(MidiManager midiManager, String manufacturer, String product)30     public static MidiDeviceInfo findDevice(MidiManager midiManager,
31             String manufacturer, String product) {
32         for (MidiDeviceInfo info : midiManager.getDevices()) {
33             String deviceManufacturer = info.getProperties()
34                     .getString(MidiDeviceInfo.PROPERTY_MANUFACTURER);
35             if ((manufacturer != null)
36                     && manufacturer.equals(deviceManufacturer)) {
37                 String deviceProduct = info.getProperties()
38                         .getString(MidiDeviceInfo.PROPERTY_PRODUCT);
39                 if ((product != null) && product.equals(deviceProduct)) {
40                     return info;
41                 }
42             }
43         }
44         return null;
45     }
46 }
47