package JavaDesignModel;

/**

* @author hanshizhe

* 状态模式，切换状态，类似与qq的隐身，在线状态。来进行切换

*/

public class Context {

private State state=null;

public Context(State state) {

super();

this.state = state;

}

public State getState() {

return state;

}

public void setState(State state) {

this.state = state;

}

public void method(){

if("state1".equals(state.getState())){

state.method1();

}else if("state2".equals(state.getState())){

state.method2();

}

}

public static void main(String[] args) {

State state = new State();

state.setState("state1");

Context context = new Context(state);

context.method();

}

}