testservice.java

来自「一个简单的java邮件系统源码」· Java 代码 · 共 15 行

package com.easyjf.container;

public class TestService {
private static TestService singleton;
private TestService()
{
	
}
public static TestService getInstance()
{
if(singleton==null)singleton=new TestService();
return singleton;
}
}