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Added exception Handler for Many to Many stream #142

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merged 1 commit into from
Nov 23, 2023
Merged

Added exception Handler for Many to Many stream #142

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4 changes: 4 additions & 0 deletions vertx-grpc-protoc-plugin/src/main/resources/VertxStub.mustache
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Original file line number Diff line number Diff line change
Expand Up @@ -70,6 +70,10 @@ public final class {{className}} {
public io.vertx.core.streams.ReadStream<{{outputType}}> {{methodName}}(io.vertx.core.Handler<io.vertx.core.streams.WriteStream<{{inputType}}>> hdlr) {
return io.vertx.grpc.stub.ClientCalls.{{vertxCallsMethodName}}(ctx, hdlr, delegateStub::{{methodName}});
}

public io.vertx.core.streams.ReadStream<{{outputType}}> {{methodName}}WithExceptionHandler(io.vertx.core.Handler<io.vertx.core.streams.WriteStream<{{inputType}}>> hdlr, io.vertx.core.Handler<java.lang.Throwable> exceptionHandler) {
return io.vertx.grpc.stub.ClientCalls.{{vertxCallsMethodName}}(ctx, hdlr, delegateStub::{{methodName}}, exceptionHandler);
}
{{/manyManyMethods}}
}

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5 changes: 5 additions & 0 deletions vertx-grpc/src/main/java/io/vertx/grpc/stub/ClientCalls.java
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Expand Up @@ -56,7 +56,12 @@ public static <I, O> Future<O> manyToOne(ContextInternal ctx, Handler<WriteStrea
}

public static <I, O> ReadStream<O> manyToMany(ContextInternal ctx, Handler<WriteStream<I>> requestHandler, Function<StreamObserver<O>, StreamObserver<I>> delegate) {
return manyToMany(ctx, requestHandler, delegate, null);
}

public static <I, O> ReadStream<O> manyToMany(ContextInternal ctx, Handler<WriteStream<I>> requestHandler, Function<StreamObserver<O>, StreamObserver<I>> delegate, Handler<Throwable> exceptionHandler) {
StreamObserverReadStream<O> response = new StreamObserverReadStream<>();
response.exceptionHandler(exceptionHandler);
StreamObserver<I> request = delegate.apply(response);
requestHandler.handle(new GrpcWriteStream<>(request));
return response;
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