dubbo ManyToManyMethodHandler 源码
dubbo ManyToManyMethodHandler 代码
文件路径：/dubbo-plugin/dubbo-reactive/src/main/java/org/apache/dubbo/reactive/handler/ManyToManyMethodHandler.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.reactive.handler;
import org.apache.dubbo.common.stream.StreamObserver;
import org.apache.dubbo.reactive.calls.ReactorServerCalls;
import org.apache.dubbo.rpc.protocol.tri.observer.CallStreamObserver;
import org.apache.dubbo.rpc.stub.StubMethodHandler;
import reactor.core.publisher.Flux;
import java.util.concurrent.CompletableFuture;
import java.util.function.Function;
/**
* The handler of ManyToMany() method for stub invocation.
*/
public class ManyToManyMethodHandler<T, R> implements StubMethodHandler<T, R> {
private final Function<Flux<T>, Flux<R>> func;
public ManyToManyMethodHandler(Function<Flux<T>, Flux<R>> func) {
this.func = func;
}
@SuppressWarnings("unchecked")
@Override
public CompletableFuture<StreamObserver<T>> invoke(Object[] arguments) {
CallStreamObserver<R> responseObserver = (CallStreamObserver<R>) arguments[0];
StreamObserver<T> requestObserver = ReactorServerCalls.manyToMany(responseObserver, func);
return CompletableFuture.completedFuture(requestObserver);
}
}
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