| package org.apache.dubbo.sample.tri; |
| |
| import org.apache.dubbo.common.stream.StreamObserver; |
| import org.apache.dubbo.rpc.RpcContext; |
| |
| |
| public class WrapGreeterImpl implements WrapGreeter { |
| @Override |
| public String sayHelloLong(int len) { |
| StringBuilder respBuilder = new StringBuilder(); |
| if (len > 0) { |
| respBuilder.append("a"); |
| } |
| for (; respBuilder.length() < len; respBuilder.append(respBuilder)) { |
| respBuilder.append(respBuilder); |
| } |
| return respBuilder.substring(0, len); |
| } |
| |
| @Override |
| public String sayHello(String request) { |
| return "hello," + request; |
| } |
| |
| @Override |
| public void sayHelloResponseVoid(String request) { |
| System.out.println("call void response"); |
| } |
| |
| @Override |
| public String sayHelloRequestVoid() { |
| return "hello!void"; |
| } |
| |
| @Override |
| public String sayHelloException(String request) { |
| throw new IllegalStateException("Biz exception"); |
| } |
| |
| @Override |
| public String sayHelloWithAttachment(String request) { |
| System.out.println(RpcContext.getServerAttachment().getObjectAttachments()); |
| RpcContext.getServerContext().setAttachment("str", "str") |
| .setAttachment("integer", 1) |
| .setAttachment("raw", new byte[]{1, 2, 3, 4}); |
| return "hello," + request; |
| } |
| |
| @Override |
| public StreamObserver<String> sayHelloStream(StreamObserver<String> response) { |
| return new EchoStreamObserver<>(str -> "hello," + str, response); |
| } |
| |
| @Override |
| public StreamObserver<String> sayHelloStreamError(StreamObserver<String> response) { |
| response.onError(new Throwable("ServerStream error")); |
| return new EchoStreamObserver<>(str -> "hello," + str, response); |
| } |
| |
| @Override |
| public void sayHelloServerStream(String request, StreamObserver<String> response) { |
| for (int i = 0; i < 10; i++) { |
| response.onNext("hello," + request); |
| } |
| response.onCompleted(); |
| } |
| } |