com.navercorp.pinpoint.grpc.client.interceptor.DiscardClientInterceptor Maven / Gradle / Ivy
/*
* Copyright 2019 NAVER Corp.
*
* 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 com.navercorp.pinpoint.grpc.client.interceptor;
import io.grpc.CallOptions;
import io.grpc.Channel;
import io.grpc.ClientCall;
import io.grpc.ClientInterceptor;
import io.grpc.MethodDescriptor;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.util.Objects;
/**
* @author Woonduk Kang(emeroad)
* @author jaehong.kim
*/
public class DiscardClientInterceptor implements ClientInterceptor {
private final Logger logger = LoggerFactory.getLogger(this.getClass());
private final DiscardEventListener listener;
private final long maxPendingThreshold;
private final long discardCountForReconnect;
private final long notReadyTimeoutMillis;
public DiscardClientInterceptor(DiscardEventListener listener, long maxPendingThreshold, long discardCountForReconnect, long notReadyTimeoutMillis) {
this.listener = Objects.requireNonNull(listener, "listener");
this.maxPendingThreshold = maxPendingThreshold;
this.discardCountForReconnect = discardCountForReconnect;
this.notReadyTimeoutMillis = notReadyTimeoutMillis;
}
@Override
public ClientCall interceptCall(MethodDescriptor method, CallOptions callOptions, Channel next) {
if (MethodDescriptor.MethodType.CLIENT_STREAMING == method.getType()) {
if (logger.isDebugEnabled()) {
logger.debug("interceptCall {}", method.getFullMethodName());
}
final ClientCall newCall = next.newCall(method, callOptions);
return new DiscardClientCall(newCall, this.listener, maxPendingThreshold, discardCountForReconnect, notReadyTimeoutMillis);
} else {
return next.newCall(method, callOptions);
}
}
}