// 抽象工廠類的
abstract class ComputerProducer {
public static ComputerProducer getInstence(String switchs) {
if (switchs.equalsIgnoreCase("pc")) {
return PcProducer.getInstence();
}
if (switchs.equalsIgnoreCase("mac")) {
return null;
}
return null;
}
protected abstract String getCpu();
protected abstract String getName();
protected abstract void setName(String strName);
protected abstract void setCpu(String strCpu);
}
//蘋果電腦
public class MacProducer extends ComputerProducer {
private static MacProducer macProducer = new MacProducer();
private String macCpu = null;
private String macName = null;
private MacProducer(){}
@Override
protected String getCpu() {
// TODO Auto-generated method stub
return macCpu;
}
@Override
protected String getName() {
// TODO Auto-generated method stub
return macName;
}
@Override
protected void setName(String strName) {
// TODO Auto-generated method stub
this.macName = strName;
}
@Override
protected void setCpu(String strCpu) {
// TODO Auto-generated method stub
this.macCpu = strCpu;
}
public static ComputerProducer getInstence(){
return macProducer;
}
}
//普通個人電腦
public class PcProducer extends ComputerProducer {
private static PcProducer pcProducer = new PcProducer();
private String pcCpu = null;
private String pcName = null;
private PcProducer(){}
@Override
protected String getCpu() {
// TODO Auto-generated method stub
return pcCpu;
}
@Override
protected String getName() {
// TODO Auto-generated method stub
return pcName;
}
@Override
protected void setName(String strName) {
// TODO Auto-generated method stub
this.pcName = strName;
}
@Override
protected void setCpu(String strCpu) {
// TODO Auto-generated method stub
this.pcCpu = strCpu;
}
public static ComputerProducer getInstence(){
return pcProducer;
}
}
/**
* 這種模式使用與產品分類的使用假如說有多個產品，不同的產品有不同的屬性這是就可以使用抽象工廠模式來實現。
*
* @author sun
*
*/
public class AbstractTest {
public static void main(String[] args) {
ComputerProducer cp= ComputerProducer.getInstence("pc");
cp.setCpu("1");
cp.setName("1.2");
System.out.println(Math.round(-11.5));
}
}