1 /* 2 * Copyright (C) 2007 Esmertec AG. 3 * Copyright (C) 2007 The Android Open Source Project 4 * 5 * Licensed under the Apache License, Version 2.0 (the "License"); 6 * you may not use this file except in compliance with the License. 7 * You may obtain a copy of the License at 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 */ 17 18 package com.android.im.imps; 19 20 /** 21 * Represents an IMPS transaction which is a basic communication mechanism 22 * between an IMPS client and an IMPS SAP. A transaction usually consists of a 23 * request and a response primitive. The transactions MAY originate from either 24 * IMPS client or IMPS SAP. 25 */ 26 class ImpsTransaction { 27 private String mId; 28 private ImpsConnection mConnection; 29 30 /** 31 * Creates a new transaction. 32 * 33 * @param id the id of the transaction. 34 */ ImpsTransaction()35 protected ImpsTransaction() { 36 } 37 setTransactionInfo(String id, ImpsConnection conn)38 void setTransactionInfo(String id, ImpsConnection conn) { 39 mId = id; 40 mConnection = conn; 41 } 42 43 /** 44 * Gets the id of this transaction. 45 * 46 * @return the id of this transaction. 47 */ getId()48 public String getId() { 49 return mId; 50 } 51 sendPrimitive(Primitive primitive)52 protected void sendPrimitive(Primitive primitive) { 53 ImpsSession session = mConnection.getSession(); 54 if (session != null) { 55 primitive.setSession(session.getID()); 56 } 57 primitive.setTransaction(this); 58 59 mConnection.sendPrimitive(primitive); 60 } 61 62 } 63