1
public class Singleton {
2
private static Singleton instance = new Singleton();//鍙湁鍦ㄧ被鍔犺澆鏃惰繘琛屼竴嬈″垵濡傚寲璧嬪?/span>
3
private Singleton(){}//閲囩敤縐佹湁鐨勬瀯閫犳柟娉曪紝浣垮緱澶栭儴涓嶈兘鏋勯犳柊鐨勫疄渚?/span>
4 public static Singleton getInstance(){//閲囩敤static淇グ錛岃鏄庤鏂規硶涓嶉渶鍏堝垱寤哄疄渚嬭岀洿鎺ヨ皟鐢?/span>
5 return instance;
6
}
7
}
絎簩縐嶏細public class Singleton {
2
private static Singleton instance = new Singleton();//鍙湁鍦ㄧ被鍔犺澆鏃惰繘琛屼竴嬈″垵濡傚寲璧嬪?/span>3
private Singleton(){}//閲囩敤縐佹湁鐨勬瀯閫犳柟娉曪紝浣垮緱澶栭儴涓嶈兘鏋勯犳柊鐨勫疄渚?/span>
4
public static Singleton getInstance(){//閲囩敤static淇グ錛岃鏄庤鏂規硶涓嶉渶鍏堝垱寤哄疄渚嬭岀洿鎺ヨ皟鐢?/span>5
return instance;6
}7
} 1public class Singleton {
2 private static Singleton instance = null;//鍙湁鍦ㄧ被鍔犺澆鏃惰繘琛屼竴嬈″垵濡傚寲璧嬪?nbsp;
3 public static synchronized Singleton getInstance(){//閲囩敤static淇グ錛岃鏄庤鏂規硶涓嶉渶鍏堝垱寤哄疄渚嬭岀洿鎺ヨ皟鐢?br />
4 //榪欎釜鏂規硶鏄嚎紼嬪悓姝ョ殑
5 if(instance==null){
6 instance = new Singleton();
7 }
8 return instance;
9 }
10}
涓鑸涓虹涓縐嶅艦寮忔洿鍔犲畨鍏ㄤ簺銆?
public class Singleton {2
private static Singleton instance = null;//鍙湁鍦ㄧ被鍔犺澆鏃惰繘琛屼竴嬈″垵濡傚寲璧嬪?nbsp; 3
public static synchronized Singleton getInstance(){//閲囩敤static淇グ錛岃鏄庤鏂規硶涓嶉渶鍏堝垱寤哄疄渚嬭岀洿鎺ヨ皟鐢?br />
4 //榪欎釜鏂規硶鏄嚎紼嬪悓姝ョ殑5
if(instance==null){ 6
instance = new Singleton(); 7
}8
return instance;9
}10
}]]>