Commit 7a06e7a

author

deeper

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add sampleFactory

1 parent 0599f11 commit 7a06e7aCopy full SHA for 7a06e7a

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	`1`	`+package com.ruoxu.pattern.simple_factory;`
	`2`	`+`
	`3`	`+/**`
	`4`	`+ * 简单工程模式(静态工厂模式)不属于23种设计模式`
	`5`	`+ * @author Administrator`
	`6`	`+ */`
	`7`	`+public class Demo {`
	`8`	`+`
	`9`	`+ public static void main(String[] args) {`
	`10`	`+ Operation operation = OperationFactory.create("-");`
	`11`	`+ System.out.println(operation.calculate(3,4));`
	`12`	`+ }`
	`13`	`+`
	`14`	`+}`

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	`1`	`+package com.ruoxu.pattern.simple_factory;`
	`2`	`+`
	`3`	`+public interface Operation {`
	`4`	`+`
	`5`	`+ int calculate(int numberA, int numberB);`
	`6`	`+`
	`7`	`+}`

Lines changed: 11 additions & 0 deletions

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	`1`	`+package com.ruoxu.pattern.simple_factory;`
	`2`	`+`
	`3`	`+public class OperationAdd implements Operation{`
	`4`	`+`
	`5`	`+ @Override`
	`6`	`+ public int calculate(int numberA,int numberB) {`
	`7`	`+ int result = numberA + numberB;`
	`8`	`+ return result;`
	`9`	`+ }`
	`10`	`+`
	`11`	`+}`

Lines changed: 18 additions & 0 deletions

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	`1`	`+package com.ruoxu.pattern.simple_factory;`
	`2`	`+`
	`3`	`+public class OperationFactory {`
	`4`	`+ public static Operation create(String oper){`
	`5`	`+ Operation operation = null;`
	`6`	`+ switch (oper) {`
	`7`	`+ case "+":`
	`8`	`+ operation = new OperationAdd();`
	`9`	`+ break;`
	`10`	`+ case "-":`
	`11`	`+ operation = new OperationSub();`
	`12`	`+ break;`
	`13`	`+ default:`
	`14`	`+ break;`
	`15`	`+ }`
	`16`	`+ return operation;`
	`17`	`+ }`
	`18`	`+}`

Lines changed: 10 additions & 0 deletions

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	`1`	`+package com.ruoxu.pattern.simple_factory;`
	`2`	`+`
	`3`	`+public class OperationSub implements Operation{`
	`4`	`+`
	`5`	`+ @Override`
	`6`	`+ public int calculate(int numberA, int numberB) {`
	`7`	`+ return numberA - numberB;`
	`8`	`+ }`
	`9`	`+`
	`10`	`+}`

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