| /* |
| * 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. |
| */ |
| |
| /** |
| * File : P2PInitiator.java |
| * Original-Author : Trusted Logic S.A. (Daniel Tomas) |
| */ |
| |
| package com.trustedlogic.trustednfc.android; |
| |
| import java.io.IOException; |
| |
| import com.trustedlogic.trustednfc.android.internal.ErrorCodes; |
| |
| import android.os.RemoteException; |
| import android.util.Log; |
| |
| /** |
| * P2pInitiator represents the initiator in an NFC-IP1 peer-to-peer |
| * communication. |
| * |
| * @see P2pTarget |
| * @since AA02.01 |
| * @hide |
| */ |
| public class P2pInitiator extends P2pDevice { |
| |
| private static final String TAG = "P2pInitiator"; |
| |
| /** |
| * The entry point for P2P tag operations. |
| * @hide |
| */ |
| private IP2pInitiator mService; |
| |
| /** |
| * Internal constructor for the P2pInitiator class. |
| * |
| * @param handle The handle returned by the NFC service and used to identify |
| * the tag in subsequent calls. |
| * |
| * @hide |
| */ |
| P2pInitiator(IP2pInitiator service, int handle) { |
| this.mService = service; |
| this.mHandle = handle; |
| } |
| |
| /** |
| * Receives data from a P2pInitiator. |
| * |
| * @return data sent by the P2pInitiator. |
| * @throws IOException if the target has been lost or if the connection has |
| * been closed. |
| */ |
| public byte[] receive() throws IOException { |
| try { |
| byte[] result = mService.receive(mHandle); |
| if (result == null) { |
| throw new IOException("Tag has been lost"); |
| } |
| return result; |
| } catch (RemoteException e) { |
| Log.e(TAG, "RemoteException in receive(): ", e); |
| return null; |
| } |
| } |
| |
| /** |
| * Sends data to a P2pInitiator. |
| * |
| * @param data data to be sent to the P2pInitiator. |
| * @throws IOException if the target has been lost or if the connection has |
| * been closed. |
| */ |
| public void send(byte[] data) throws IOException { |
| try { |
| boolean isSuccess = mService.send(mHandle, data); |
| if (!isSuccess) { |
| throw new IOException("Tag has been lost"); |
| } |
| } catch (RemoteException e) { |
| Log.e(TAG, "RemoteException in send(): ", e); |
| } |
| } |
| |
| @Override |
| public byte[] getGeneralBytes() { |
| try { |
| return mService.getGeneralBytes(mHandle); |
| } catch (RemoteException e) { |
| Log.e(TAG, "RemoteException in getGeneralBytes(): ", e); |
| return null; |
| } |
| } |
| |
| @Override |
| public int getMode() { |
| return P2pDevice.MODE_P2P_INITIATOR; |
| } |
| |
| } |