[{"title":"( 5 个子文件 2KB ) 设计模式之单例模式(结合工厂模式)","children":[{"title":"src","children":[{"title":"utilities","children":[{"title":"Utilities.java <span style='color:#111;'> 208B </span>","children":null,"spread":false}],"spread":true},{"title":"single","children":[{"title":"Object2.java <span style='color:#111;'> 173B </span>","children":null,"spread":false},{"title":"SingleMain.java <span style='color:#111;'> 1.19KB </span>","children":null,"spread":false},{"title":"BeanFactory.java <span style='color:#111;'> 1.16KB </span>","children":null,"spread":false},{"title":"Object1.java <span style='color:#111;'> 173B </span>","children":null,"spread":false}],"spread":true}],"spread":true}],"spread":true}]