com.netflix.concurrency.limits.grpc.server.GrpcServerLimiterBuilder Maven / Gradle / Ivy
/**
* Copyright 2018 Netflix, Inc.
*
* 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.netflix.concurrency.limits.grpc.server;
import com.netflix.concurrency.limits.limiter.AbstractPartitionedLimiter;
import io.grpc.Attributes;
import io.grpc.Metadata;
public class GrpcServerLimiterBuilder extends AbstractPartitionedLimiter.Builder {
/**
* Partition the limit by method
* @return Chainable builder
*/
public GrpcServerLimiterBuilder partitionByMethod() {
return partitionResolver((GrpcServerRequestContext context) -> context.getCall().getMethodDescriptor().getFullMethodName());
}
/**
* Partition the limit by a request header.
* @return Chainable builder
*/
public GrpcServerLimiterBuilder partitionByHeader(Metadata.Key header) {
return partitionResolver(context -> context.getHeaders().get(header));
}
/**
* Partition the limit by a request attribute.
* @return Chainable builder
*/
public GrpcServerLimiterBuilder partitionByAttribute(Attributes.Key attribute) {
return partitionResolver(context -> context.getCall().getAttributes().get(attribute));
}
@Override
protected GrpcServerLimiterBuilder self() {
return this;
}
}