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Adapter.java

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interface CnPluginInterface {

public void chargeWith2Pins();

}

class CnPlugin implements CnPluginInterface {

public void chargeWith2Pins() {

System.out.println("charge with CnPlugin");

}

}

interface EnPluginInterface {

public void chargeWith3Pins();

}

class EnPlugin implements EnPluginInterface {

public void chargeWith3Pins() {

System.out.println("charge with EnPlugin");

}

}

class PluginAdapter implements CnPluginInterface {

private EnPluginInterface enPlugin;

public PluginAdapter(EnPluginInterface enPlugin) {

this.enPlugin = enPlugin;

}

@Override

public void chargeWith2Pins() {

enPlugin.chargeWith3Pins();

}

}

class Home {

private CnPluginInterface cnPlugin;

public Home() {}

public Home(CnPluginInterface cnPlugin) {

this.cnPlugin = cnPlugin;

}

public void setPlugin(CnPluginInterface cnPlugin) {

this.cnPlugin = cnPlugin;

}

public void charge() {

cnPlugin.chargeWith2Pins();

}

}

public class Adapter {

public static void main(String[] args) {

EnPluginInterface enPlugin = new EnPlugin();

Home home = new Home();

PluginAdapter pluginAdapter = new PluginAdapter(enPlugin);

home.setPlugin(pluginAdapter);

home.charge();

}

}