策略模式demo

[{"title":"（ 21 个子文件 7KB ） 策略模式demo","children":[{"title":"Strategy","children":[{"title":"bin","children":[{"title":"strategy","children":[{"title":"FlyWithWings.class <span style='color:#111;'> 551B </span>","children":null,"spread":false},{"title":"QuackBehavior.class <span style='color:#111;'> 138B </span>","children":null,"spread":false},{"title":"FlyBehavior.class <span style='color:#111;'> 132B </span>","children":null,"spread":false},{"title":"FlyNoWay.class <span style='color:#111;'> 531B </span>","children":null,"spread":false},{"title":"MutQuack.class <span style='color:#111;'> 532B </span>","children":null,"spread":false},{"title":"Duck.class <span style='color:#111;'> 1.09KB </span>","children":null,"spread":false},{"title":"DuckTest.class <span style='color:#111;'> 1.00KB </span>","children":null,"spread":false},{"title":"Quack.class <span style='color:#111;'> 521B </span>","children":null,"spread":false},{"title":"ModelDuck.class <span style='color:#111;'> 689B </span>","children":null,"spread":false}],"spread":true}],"spread":true},{"title":".settings","children":[{"title":"org.eclipse.jdt.core.prefs <span style='color:#111;'> 598B </span>","children":null,"spread":false}],"spread":true},{"title":"src","children":[{"title":"strategy","children":[{"title":"DuckTest.java <span style='color:#111;'> 588B </span>","children":null,"spread":false},{"title":"FlyWithWings.java <span style='color:#111;'> 162B </span>","children":null,"spread":false},{"title":"Quack.java <span style='color:#111;'> 145B </span>","children":null,"spread":false},{"title":"Duck.java <span style='color:#111;'> 537B </span>","children":null,"spread":false},{"title":"FlyNoWay.java <span style='color:#111;'> 150B </span>","children":null,"spread":false},{"title":"QuackBehavior.java <span style='color:#111;'> 81B </span>","children":null,"spread":false},{"title":"MutQuack.java <span style='color:#111;'> 150B </span>","children":null,"spread":false},{"title":"FlyBehavior.java <span style='color:#111;'> 77B </span>","children":null,"spread":false},{"title":"ModelDuck.java <span style='color:#111;'> 239B </span>","children":null,"spread":false}],"spread":true}],"spread":true},{"title":".project <span style='color:#111;'> 384B </span>","children":null,"spread":false},{"title":".classpath <span style='color:#111;'> 301B </span>","children":null,"spread":false}],"spread":true}],"spread":true}]