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      1 /*
      2  * Copyright (C) 2006 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 com.android.server.am;
     18 
     19 import android.app.IServiceConnection;
     20 import android.app.PendingIntent;
     21 import android.content.Context;
     22 
     23 import java.io.PrintWriter;
     24 
     25 /**
     26  * Description of a single binding to a service.
     27  */
     28 class ConnectionRecord {
     29     final AppBindRecord binding;    // The application/service binding.
     30     final ActivityRecord activity;   // If non-null, the owning activity.
     31     final IServiceConnection conn;  // The client connection.
     32     final int flags;                // Binding options.
     33     final int clientLabel;          // String resource labeling this client.
     34     final PendingIntent clientIntent; // How to launch the client.
     35     String stringName;              // Caching of toString.
     36     boolean serviceDead;            // Well is it?
     37 
     38     void dump(PrintWriter pw, String prefix) {
     39         pw.println(prefix + "binding=" + binding);
     40         if (activity != null) {
     41             pw.println(prefix + "activity=" + activity);
     42         }
     43         pw.println(prefix + "conn=" + conn.asBinder()
     44                 + " flags=0x" + Integer.toHexString(flags));
     45     }
     46 
     47     ConnectionRecord(AppBindRecord _binding, ActivityRecord _activity,
     48                IServiceConnection _conn, int _flags,
     49                int _clientLabel, PendingIntent _clientIntent) {
     50         binding = _binding;
     51         activity = _activity;
     52         conn = _conn;
     53         flags = _flags;
     54         clientLabel = _clientLabel;
     55         clientIntent = _clientIntent;
     56     }
     57 
     58     public String toString() {
     59         if (stringName != null) {
     60             return stringName;
     61         }
     62         StringBuilder sb = new StringBuilder(128);
     63         sb.append("ConnectionRecord{");
     64         sb.append(Integer.toHexString(System.identityHashCode(this)));
     65         sb.append(" u");
     66         sb.append(binding.client.userId);
     67         sb.append(' ');
     68         if ((flags&Context.BIND_AUTO_CREATE) != 0) {
     69             sb.append("CR ");
     70         }
     71         if ((flags&Context.BIND_DEBUG_UNBIND) != 0) {
     72             sb.append("DBG ");
     73         }
     74         if ((flags&Context.BIND_NOT_FOREGROUND) != 0) {
     75             sb.append("!FG ");
     76         }
     77         if ((flags&Context.BIND_ABOVE_CLIENT) != 0) {
     78             sb.append("ABCLT ");
     79         }
     80         if ((flags&Context.BIND_ALLOW_OOM_MANAGEMENT) != 0) {
     81             sb.append("OOM ");
     82         }
     83         if ((flags&Context.BIND_WAIVE_PRIORITY) != 0) {
     84             sb.append("WPRI ");
     85         }
     86         if ((flags&Context.BIND_IMPORTANT) != 0) {
     87             sb.append("IMP ");
     88         }
     89         if ((flags&Context.BIND_ADJUST_WITH_ACTIVITY) != 0) {
     90             sb.append("ACT ");
     91         }
     92         if ((flags&Context.BIND_NOT_VISIBLE) != 0) {
     93             sb.append("!VIS ");
     94         }
     95         if ((flags&Context.BIND_VISIBLE) != 0) {
     96             sb.append("VIS ");
     97         }
     98         if (serviceDead) {
     99             sb.append("DEAD ");
    100         }
    101         sb.append(binding.service.shortName);
    102         sb.append(":@");
    103         sb.append(Integer.toHexString(System.identityHashCode(conn.asBinder())));
    104         sb.append('}');
    105         return stringName = sb.toString();
    106     }
    107 }
    108