| /* |
| * Copyright (C) 2010 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package android.mtp; |
| |
| import android.compat.annotation.UnsupportedAppUsage; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| /** |
| * Encapsulates the ObjectPropList dataset used by the GetObjectPropList command. |
| * The fields of this class are read by JNI code in android_media_MtpDatabase.cpp |
| */ |
| |
| class MtpPropertyList { |
| |
| // list of object handles (first field in quadruplet) |
| private List<Integer> mObjectHandles; |
| // list of object property codes (second field in quadruplet) |
| private List<Integer> mPropertyCodes; |
| // list of data type codes (third field in quadruplet) |
| private List<Integer> mDataTypes; |
| // list of long int property values (fourth field in quadruplet, when value is integer type) |
| private List<Long> mLongValues; |
| // list of long int property values (fourth field in quadruplet, when value is string type) |
| private List<String> mStringValues; |
| |
| // Return value of this operation |
| private int mCode; |
| |
| public MtpPropertyList(int code) { |
| mCode = code; |
| mObjectHandles = new ArrayList<>(); |
| mPropertyCodes = new ArrayList<>(); |
| mDataTypes = new ArrayList<>(); |
| mLongValues = new ArrayList<>(); |
| mStringValues = new ArrayList<>(); |
| } |
| |
| @UnsupportedAppUsage |
| public void append(int handle, int property, int type, long value) { |
| mObjectHandles.add(handle); |
| mPropertyCodes.add(property); |
| mDataTypes.add(type); |
| mLongValues.add(value); |
| mStringValues.add(null); |
| } |
| |
| @UnsupportedAppUsage |
| public void append(int handle, int property, String value) { |
| mObjectHandles.add(handle); |
| mPropertyCodes.add(property); |
| mDataTypes.add(MtpConstants.TYPE_STR); |
| mStringValues.add(value); |
| mLongValues.add(0L); |
| } |
| |
| public int getCode() { |
| return mCode; |
| } |
| |
| public int getCount() { |
| return mObjectHandles.size(); |
| } |
| |
| public int[] getObjectHandles() { |
| return mObjectHandles.stream().mapToInt(Integer::intValue).toArray(); |
| } |
| |
| public int[] getPropertyCodes() { |
| return mPropertyCodes.stream().mapToInt(Integer::intValue).toArray(); |
| } |
| |
| public int[] getDataTypes() { |
| return mDataTypes.stream().mapToInt(Integer::intValue).toArray(); |
| } |
| |
| public long[] getLongValues() { |
| return mLongValues.stream().mapToLong(Long::longValue).toArray(); |
| } |
| |
| public String[] getStringValues() { |
| return mStringValues.toArray(new String[0]); |
| } |
| } |