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/*
* 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 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<>();
}
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);
}
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]);
}
}
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