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design patterns : chain of responsibillity

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haerong22
2021-12-12 19:04:48 +09:00
parent 67f3a09433
commit 69c62d780d
11 changed files with 155 additions and 0 deletions
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14
design-pattern/gof/src/chain_of_responsibility/after/AuthRequestHandler.java Normal file
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package chain_of_responsibility.after;
public class AuthRequestHandler extends RequestHandler {
public AuthRequestHandler(RequestHandler nextHandler) {
super(nextHandler);
}
@Override
public void handle(Request request) {
System.out.println("인증이 되었나?");
super.handle(request);
}
}

22
design-pattern/gof/src/chain_of_responsibility/after/Client.java Normal file
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package chain_of_responsibility.after;
public class Client {
private RequestHandler requestHandler;
public Client(RequestHandler requestHandler) {
this.requestHandler = requestHandler;
}
public void doWork() {
Request request = new Request("이번 놀이는 뽑기입니다.");
requestHandler.handle(request);
}
public static void main(String[] args) {
RequestHandler chain = new AuthRequestHandler(new LoggingRequestHandler(new PrintRequestHandler(null)));
Client client = new Client(chain);
client.doWork();
}
}

14
design-pattern/gof/src/chain_of_responsibility/after/LoggingRequestHandler.java Normal file
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package chain_of_responsibility.after;
public class LoggingRequestHandler extends RequestHandler {
public LoggingRequestHandler(RequestHandler nextHandler) {
super(nextHandler);
}
@Override
public void handle(Request request) {
System.out.println("로깅");
super.handle(request);
}
}

14
design-pattern/gof/src/chain_of_responsibility/after/PrintRequestHandler.java Normal file
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package chain_of_responsibility.after;
public class PrintRequestHandler extends RequestHandler {
public PrintRequestHandler(RequestHandler nextHandler) {
super(nextHandler);
}
@Override
public void handle(Request request) {
System.out.println(request.getBody());
super.handle(request);
}
}

18
design-pattern/gof/src/chain_of_responsibility/after/Request.java Normal file
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package chain_of_responsibility.after;
public class Request {
private String body;
public Request(String body) {
this.body = body;
}
public String getBody() {
return body;
}
public void setBody(String body) {
this.body = body;
}
}

16
design-pattern/gof/src/chain_of_responsibility/after/RequestHandler.java Normal file
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package chain_of_responsibility.after;
public abstract class RequestHandler {
private RequestHandler nextHandler;
public RequestHandler(RequestHandler nextHandler) {
this.nextHandler = nextHandler;
}
public void handle(Request request) {
if (nextHandler != null) {
nextHandler.handle(request);
}
}
}

11
design-pattern/gof/src/chain_of_responsibility/before/AuthRequestHandler.java Normal file
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package chain_of_responsibility.before;
public class AuthRequestHandler extends RequestHandler {
@Override
public void handler(Request request) {
System.out.println("인증이 되었나?");
System.out.println("이 핸들러를 사용할 수 있는 유저인가?");
super.handler(request);
}
}

10
design-pattern/gof/src/chain_of_responsibility/before/Client.java Normal file
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package chain_of_responsibility.before;
public class Client {
public static void main(String[] args) {
Request request = new Request("무궁화 꽃이 피었습니다.");
RequestHandler requestHandler = new AuthRequestHandler();
requestHandler.handler(request);
}
}

10
design-pattern/gof/src/chain_of_responsibility/before/LoggingRequestHandler.java Normal file
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package chain_of_responsibility.before;
public class LoggingRequestHandler extends RequestHandler {
@Override
public void handler(Request request) {
System.out.println("로깅");
super.handler(request);
}
}

18
design-pattern/gof/src/chain_of_responsibility/before/Request.java Normal file
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package chain_of_responsibility.before;
public class Request {
private String body;
public Request(String body) {
this.body = body;
}
public String getBody() {
return body;
}
public void setBody(String body) {
this.body = body;
}
}

8
design-pattern/gof/src/chain_of_responsibility/before/RequestHandler.java Normal file
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package chain_of_responsibility.before;
public class RequestHandler {
public void handler(Request request) {
System.out.println(request.getBody());
}
}