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/*
* Copyright (C) 2016 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.hardware.location;
import android.annotation.SystemApi;
import android.os.Parcel;
import android.os.Parcelable;
import java.util.Arrays;
/**
* @deprecated Use {@link android.hardware.location.NanoAppMessage} instead to send messages with
* {@link android.hardware.location.ContextHubClient#sendMessageToNanoApp(
* NanoAppMessage)} and receive messages with
* {@link android.hardware.location.ContextHubClientCallback#onMessageFromNanoApp(
* ContextHubClient, NanoAppMessage)}.
*
* @hide
*/
@SystemApi
@Deprecated
public class ContextHubMessage implements Parcelable {
private static final int DEBUG_LOG_NUM_BYTES = 16;
private int mType;
private int mVersion;
private byte[]mData;
/**
* Get the message type
*
* @return int - message type
*/
public int getMsgType() {
return mType;
}
/**
* get message version
*
* @return int - message version
*/
public int getVersion() {
return mVersion;
}
/**
* get message data
*
* @return byte[] - message data buffer
*/
public byte[] getData() {
return Arrays.copyOf(mData, mData.length);
}
/**
* set message type
*
* @param msgType - message type
*/
public void setMsgType(int msgType) {
mType = msgType;
}
/**
* Set message version
*
* @param version - message version
*/
public void setVersion(int version) {
mVersion = version;
}
/**
* set message data
*
* @param data - message buffer
*/
public void setMsgData(byte[] data) {
mData = Arrays.copyOf(data, data.length);
}
/**
* Constructor for a context hub message
*
* @param msgType - message type
* @param version - version
* @param data - message buffer
*/
public ContextHubMessage(int msgType, int version, byte[] data) {
mType = msgType;
mVersion = version;
mData = Arrays.copyOf(data, data.length);
}
public int describeContents() {
return 0;
}
private ContextHubMessage(Parcel in) {
mType = in.readInt();
mVersion = in.readInt();
int bufferLength = in.readInt();
mData = new byte[bufferLength];
in.readByteArray(mData);
}
public void writeToParcel(Parcel out, int flags) {
out.writeInt(mType);
out.writeInt(mVersion);
out.writeInt(mData.length);
out.writeByteArray(mData);
}
public static final @android.annotation.NonNull Parcelable.Creator<ContextHubMessage> CREATOR
= new Parcelable.Creator<ContextHubMessage>() {
public ContextHubMessage createFromParcel(Parcel in) {
return new ContextHubMessage(in);
}
public ContextHubMessage[] newArray(int size) {
return new ContextHubMessage[size];
}
};
@Override
public String toString() {
int length = mData.length;
String ret =
"ContextHubMessage[type = " + mType + ", length = " + mData.length + " bytes](";
if (length > 0) {
ret += "data = 0x";
}
for (int i = 0; i < Math.min(length, DEBUG_LOG_NUM_BYTES); i++) {
ret += Byte.toHexString(mData[i], true /* upperCase */);
if ((i + 1) % 4 == 0) {
ret += " ";
}
}
if (length > DEBUG_LOG_NUM_BYTES) {
ret += "...";
}
ret += ")";
return ret;
}
}
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