行为模式之策略模式

package com.djk.design.action.strage;

public interface Strage
{
void doThing();
}

package com.djk.design.action.strage;

public class StrageOne implements Strage
{

@Override
public void doThing()
{
System.out.println("策略1");
}

}

package com.djk.design.action.strage;

public class StrageTwo implements Strage
{
@Override
public void doThing()
{
System.out.println("策略2");
}

}

package com.djk.design.action.strage;

public class Client
{
public static void main(String[] args)
{
Strage strage = new StrageOne();
strage.doThing();
}
}