code: package com.lody.virtual.server.am;
  
  import android.app.IServiceConnection;
  import android.app.Notification;
  import android.content.Intent;
  import android.content.pm.ServiceInfo;
  import android.os.Binder;
  import android.os.IBinder;
  import android.os.RemoteException;
  
  import java.util.ArrayList;
  import java.util.Collections;
  import java.util.Iterator;
  import java.util.List;
  
  public class ServiceRecord extends Binder {
  	public final List<IntentBindRecord> bindings = new ArrayList<>();
  	public long activeSince;
  	public long lastActivityTime;
  	public ServiceInfo serviceInfo;
  	public int startId;
  	public ProcessRecord process;
  	public int foregroundId;
  	public Notification foregroundNoti;
  
  	public boolean containConnection(IServiceConnection connection) {
  		for (IntentBindRecord record : bindings) {
  			if (record.containConnection(connection)) {
  				return true;
  			}
  		}
  		return false;
  	}
  
  	public int getClientCount() {
  		return bindings.size();
  	}
  
  
  	int getConnectionCount() {
  		int count = 0;
  		synchronized (bindings) {
  			for (IntentBindRecord record : bindings) {
  				count += record.connections.size();
  			}
  		}
  		return count;
  	}
  
  
  	IntentBindRecord peekBinding(Intent service) {
  		synchronized (bindings) {
  			for (IntentBindRecord bindRecord : bindings) {
  				if (bindRecord.intent.filterEquals(service)) {
  					return bindRecord;
  				}
  			}
  		}
  		return null;
  	}
  
  	void addToBoundIntent(Intent intent, IServiceConnection connection) {
  		IntentBindRecord record = peekBinding(intent);
  		if (record == null) {
  			record = new IntentBindRecord();
  			record.intent = intent;
  			synchronized (bindings) {
  				bindings.add(record);
  			}
  		}
  		record.addConnection(connection);
  	}
  
  	public static class IntentBindRecord {
  		public  final List<IServiceConnection> connections = Collections.synchronizedList(new ArrayList<IServiceConnection>());
  		public IBinder binder;
  		Intent intent;
  		public boolean doRebind = false;
  
  		public boolean containConnection(IServiceConnection connection) {
  			for (IServiceConnection con : connections) {
  				if (con.asBinder() == connection.asBinder()) {
  					return true;
  				}
  			}
  			return false;
  		}
  
  		public void addConnection(IServiceConnection connection) {
  			if (!containConnection(connection)) {
  				connections.add(connection);
  				try {
  					connection.asBinder().linkToDeath(new DeathRecipient(this, connection), 0);
  				} catch (RemoteException e) {
  					e.printStackTrace();
  				}
  			}
  		}
  
  		public void removeConnection(IServiceConnection connection) {
  			synchronized (connections) {
  				Iterator<IServiceConnection> iterator = connections.iterator();
  				while (iterator.hasNext()) {
  					IServiceConnection conn = iterator.next();
  					if (conn.asBinder() == connection.asBinder()) {
  						iterator.remove();
  					}
  				}
  			}
  		}
  	}
  
  	private static class DeathRecipient implements IBinder.DeathRecipient {
  
  		private final IntentBindRecord bindRecord;
  		private final IServiceConnection connection;
  
  		private DeathRecipient(IntentBindRecord bindRecord, IServiceConnection connection) {
  			this.bindRecord = bindRecord;
  			this.connection = connection;
  		}
  
  		@Override
  		public void binderDied() {
  			bindRecord.removeConnection(connection);
  			connection.asBinder().unlinkToDeath(this, 0);
  		}
  	}
  
  }