摘要:
1.线程不安全略2.同步方法单例略3.双重检测public class LazyDoubleCheckSingleton { private static volatile LazyDoubleCheckSingleton instance = null; private LazyDoubleChe 阅读全文
posted @ 2020-02-15 16:21
码里有毒
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摘要:
@Data public class PrototypeSheep implements Cloneable{ private String name; private Integer age; private String color; private PrototypeSheep friend; 阅读全文
posted @ 2020-02-15 15:42
码里有毒
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