?? programmer.java
字號:
/**
* A member of the chain
* The resposibility of Programmer is coding
*/
import java.io.*;
public class Programmer implements Chain {
private Chain nextChain = null;
private String responsibility = "Coding";
public Programmer() {
}
public void addChain(Chain c) {
nextChain = c;
}
public Chain getChain() {
return nextChain;
}
public void sendToChain(String mesg) {
if(mesg.equals(responsibility)) {
System.out.println("A Programmer --> Coding");
} else {
if(nextChain != null) {
nextChain.sendToChain(mesg);
}
}
}
}
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