io.grpc.PartialForwardingClientCall Maven / Gradle / Ivy
/*
* Copyright 2018 The gRPC Authors
*
* Licensed 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 io.grpc;
import com.google.common.base.MoreObjects;
import javax.annotation.Nullable;
/**
* A {@link ClientCall} which forwards all of its methods to another {@link ClientCall} which
* may have a different sendMessage() message type.
*/
abstract class PartialForwardingClientCall extends ClientCall {
/**
* Returns the delegated {@code ClientCall}.
*/
protected abstract ClientCall delegate();
@Override
public void request(int numMessages) {
delegate().request(numMessages);
}
@Override
public void cancel(@Nullable String message, @Nullable Throwable cause) {
delegate().cancel(message, cause);
}
@Override
public void halfClose() {
delegate().halfClose();
}
@Override
public void setMessageCompression(boolean enabled) {
delegate().setMessageCompression(enabled);
}
@Override
public boolean isReady() {
return delegate().isReady();
}
@Override
public Attributes getAttributes() {
return delegate().getAttributes();
}
@Override
public String toString() {
return MoreObjects.toStringHelper(this).add("delegate", delegate()).toString();
}
}