org.apache.flink.runtime.rest.handler.router.RoutedRequest Maven / Gradle / Ivy
/*
* 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.flink.runtime.rest.handler.router;
import org.apache.flink.shaded.netty4.io.netty.handler.codec.http.HttpRequest;
import org.apache.flink.shaded.netty4.io.netty.handler.codec.http.QueryStringDecoder;
import org.apache.flink.shaded.netty4.io.netty.util.ReferenceCountUtil;
import org.apache.flink.shaded.netty4.io.netty.util.ReferenceCounted;
import java.util.Optional;
import static org.apache.flink.util.Preconditions.checkNotNull;
/**
* Class for handling {@link HttpRequest} with associated {@link RouteResult}.
*/
public class RoutedRequest implements ReferenceCounted {
private final RouteResult result;
private final HttpRequest request;
private final Optional requestAsReferenceCounted;
private final QueryStringDecoder queryStringDecoder;
public RoutedRequest(RouteResult result, HttpRequest request) {
this.result = checkNotNull(result);
this.request = checkNotNull(request);
this.requestAsReferenceCounted = Optional.ofNullable((request instanceof ReferenceCounted) ? (ReferenceCounted) request : null);
this.queryStringDecoder = new QueryStringDecoder(request.uri());
}
public RouteResult getRouteResult() {
return result;
}
public HttpRequest getRequest() {
return request;
}
public String getPath() {
return queryStringDecoder.path();
}
@Override
public int refCnt() {
if (requestAsReferenceCounted.isPresent()) {
return requestAsReferenceCounted.get().refCnt();
}
return 0;
}
@Override
public boolean release() {
if (requestAsReferenceCounted.isPresent()) {
return requestAsReferenceCounted.get().release();
}
return true;
}
@Override
public boolean release(int arg0) {
if (requestAsReferenceCounted.isPresent()) {
return requestAsReferenceCounted.get().release(arg0);
}
return true;
}
@Override
public ReferenceCounted retain() {
if (requestAsReferenceCounted.isPresent()) {
requestAsReferenceCounted.get().retain();
}
return this;
}
@Override
public ReferenceCounted retain(int arg0) {
if (requestAsReferenceCounted.isPresent()) {
requestAsReferenceCounted.get().retain(arg0);
}
return this;
}
@Override
public ReferenceCounted touch() {
if (requestAsReferenceCounted.isPresent()) {
ReferenceCountUtil.touch(requestAsReferenceCounted.get());
}
return this;
}
@Override
public ReferenceCounted touch(Object hint) {
if (requestAsReferenceCounted.isPresent()) {
ReferenceCountUtil.touch(requestAsReferenceCounted.get(), hint);
}
return this;
}
}