设计模式——工厂模式在开发中的应用（简单计算器）

[{"title":"（ 17 个子文件 7KB ） 设计模式——工厂模式在开发中的应用（简单计算器）","children":[{"title":"TestFactory","children":[{"title":"src","children":[{"title":"com","children":[{"title":"meritit","children":[{"title":"MainClass.java <span style='color:#111;'> 965B </span>","children":null,"spread":false},{"title":"OperationFactory.java <span style='color:#111;'> 126B </span>","children":null,"spread":false},{"title":"ConfigUtil.java <span style='color:#111;'> 558B </span>","children":null,"spread":false},{"title":"AddOperationFactory.java <span style='color:#111;'> 274B </span>","children":null,"spread":false},{"title":"AddOperation.java <span style='color:#111;'> 193B </span>","children":null,"spread":false},{"title":"Operation.java <span style='color:#111;'> 366B </span>","children":null,"spread":false}],"spread":true}],"spread":true},{"title":"operation.properties <span style='color:#111;'> 28B </span>","children":null,"spread":false}],"spread":true},{"title":"bin","children":[{"title":"com","children":[{"title":"meritit","children":[{"title":"ConfigUtil.class <span style='color:#111;'> 1.30KB </span>","children":null,"spread":false},{"title":"AddOperation.class <span style='color:#111;'> 443B </span>","children":null,"spread":false},{"title":"MainClass.class <span style='color:#111;'> 1.98KB </span>","children":null,"spread":false},{"title":"AddOperationFactory.class <span style='color:#111;'> 828B </span>","children":null,"spread":false},{"title":"OperationFactory.class <span style='color:#111;'> 242B </span>","children":null,"spread":false},{"title":"Operation.class <span style='color:#111;'> 677B </span>","children":null,"spread":false}],"spread":true}],"spread":true},{"title":"operation.properties <span style='color:#111;'> 28B </span>","children":null,"spread":false}],"spread":true},{"title":".classpath <span style='color:#111;'> 301B </span>","children":null,"spread":false},{"title":".settings","children":[{"title":"org.eclipse.jdt.core.prefs <span style='color:#111;'> 598B </span>","children":null,"spread":false}],"spread":true},{"title":".project <span style='color:#111;'> 387B </span>","children":null,"spread":false}],"spread":true}],"spread":true}]