dubbo UnaryClientCallListener 源码
dubbo UnaryClientCallListener 代码
文件路径：/dubbo-rpc/dubbo-rpc-triple/src/main/java/org/apache/dubbo/rpc/protocol/tri/call/UnaryClientCallListener.java
/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.dubbo.rpc.protocol.tri.call;
import org.apache.dubbo.rpc.AppResponse;
import org.apache.dubbo.rpc.TriRpcStatus;
import org.apache.dubbo.rpc.protocol.tri.DeadlineFuture;
import java.util.Map;
public class UnaryClientCallListener implements ClientCall.Listener {
private final DeadlineFuture future;
private Object appResponse;
public UnaryClientCallListener(DeadlineFuture deadlineFuture) {
this.future = deadlineFuture;
}
@Override
public void onMessage(Object message) {
this.appResponse = message;
}
@Override
public void onClose(TriRpcStatus status, Map<String, Object> trailers) {
AppResponse result = new AppResponse();
result.setObjectAttachments(trailers);
if (status.isOk()) {
result.setValue(appResponse);
} else {
result.setException(status.asException());
}
future.received(status, result);
}
@Override
public void onStart(ClientCall call) {
future.addTimeoutListener(
() -> call.cancelByLocal(new IllegalStateException("client timeout")));
call.request(2);
}
}
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