spring 配置文件初始执行方法

 <!--Synmanage -->
 <bean id="syncManager" class="com.moto.sqm.util.SyncManager"
  init-method="run">
  <property name="group_ip">
   <value>${groupip}</value>
  </property>
  <property name="group_port">
   <value>${groupport}</value>
  </property>
 </bean>

import java.io.IOException;
import java.net.DatagramPacket;
import java.net.InetAddress;
import java.net.MulticastSocket;
import java.net.UnknownHostException;

import javax.swing.JOptionPane;

public class SyncManager {

 private String group_ip;
 private int group_port;

 public void setGroup_ip(String group_ip) {
  this.group_ip = group_ip;
 }

 public void setGroup_port(int group_port) {
  this.group_port = group_port;
 }

 private MulticastSocket multicastSocket;

 /*
  * public void run() { System.out.println("server start......."); try {
  * InetAddress group = InetAddress.getByName(group_ip); multicastSocket =
  * new MulticastSocket(group_port); multicastSocket.joinGroup(group); byte[]
  * data = new byte[50]; // 鏈～婊＄┖闂翠細琚?濉厖锛屽鏋滄暟鎹暱搴﹁秴鍑烘暟缁勫垯瓒呭嚭鐨勬暟鎹蹇界暐 DatagramPacket
  * packet = new DatagramPacket(data, data.length); } catch (Exception e) {
  * e.printStackTrace(); return; }
  *
  * System.out.println("sync manager listen on " + group_ip + ":" +
  * group_port + " succ ][][][][][");
  *
  * }
  *
  * public void send_notify_msg(String msg) { DatagramPacket packet = new
  * DatagramPacket(msg.getBytes(), msg.length()); try {
  * multicastSocket.send(packet); } catch (IOException e) {
  * e.printStackTrace(); }
  *
  * }
  */

 public void run() {
  try {
   multicastSocket = new MulticastSocket();
  } catch (IOException e) {
   e.printStackTrace();
  }
 }

 public void send_notify_msg(String msg) {
  try {
   byte[] data = msg.getBytes();
   InetAddress group = InetAddress.getByName(group_ip);
   DatagramPacket packet = new DatagramPacket(data, data.length,
     group, group_port);
   multicastSocket.send(packet);
   System.out.println("send ok");
   // Thread.sleep(1000);
  } catch (IOException ex) {
   // JOptionPane.showMessageDialog(null, "multicast error");
   ex.printStackTrace();
  }
 }

}