1 /* 2 * Copyright (C) 2011, 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 android.nfc; 18 19 import android.os.Parcel; 20 import android.os.Parcelable; 21 22 /** 23 * Class used to pipe transceive result from the NFC service. 24 * 25 * @hide 26 */ 27 public final class TransceiveResult implements Parcelable { 28 private final boolean mTagLost; 29 private final boolean mSuccess; 30 private final byte[] mResponseData; 31 TransceiveResult(final boolean success, final boolean tagIsLost, final byte[] data)32 public TransceiveResult(final boolean success, final boolean tagIsLost, 33 final byte[] data) { 34 mSuccess = success; 35 mTagLost = tagIsLost; 36 mResponseData = data; 37 } 38 isSuccessful()39 public boolean isSuccessful() { 40 return mSuccess; 41 } 42 isTagLost()43 public boolean isTagLost() { 44 return mTagLost; 45 } 46 getResponseData()47 public byte[] getResponseData() { 48 return mResponseData; 49 } 50 51 @Override describeContents()52 public int describeContents() { 53 return 0; 54 } 55 56 @Override writeToParcel(Parcel dest, int flags)57 public void writeToParcel(Parcel dest, int flags) { 58 dest.writeInt(mSuccess ? 1 : 0); 59 dest.writeInt(mTagLost ? 1 : 0); 60 if (mSuccess) { 61 dest.writeInt(mResponseData.length); 62 dest.writeByteArray(mResponseData); 63 } 64 } 65 66 public static final Parcelable.Creator<TransceiveResult> CREATOR = 67 new Parcelable.Creator<TransceiveResult>() { 68 @Override 69 public TransceiveResult createFromParcel(Parcel in) { 70 boolean success = (in.readInt() == 1) ? true : false; 71 boolean tagLost = (in.readInt() == 1) ? true : false; 72 byte[] responseData; 73 74 if (success) { 75 int responseLength = in.readInt(); 76 responseData = new byte[responseLength]; 77 in.readByteArray(responseData); 78 } else { 79 responseData = null; 80 } 81 return new TransceiveResult(success, tagLost, responseData); 82 } 83 84 @Override 85 public TransceiveResult[] newArray(int size) { 86 return new TransceiveResult[size]; 87 } 88 }; 89 90 } 91