/*
* Licensed to Elasticsearch under one or more contributor
* license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright
* ownership. Elasticsearch 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.elasticsearch.http.netty;
import org.elasticsearch.common.bytes.BytesArray;
import org.elasticsearch.common.bytes.BytesReference;
import org.elasticsearch.common.bytes.ChannelBufferBytesReference;
import org.elasticsearch.http.HttpRequest;
import org.elasticsearch.rest.support.RestUtils;
import org.jboss.netty.channel.Channel;
import org.jboss.netty.handler.codec.http.HttpMethod;
import java.net.SocketAddress;
import java.util.HashMap;
import java.util.Map;
/**
*
*/
public class NettyHttpRequest extends HttpRequest {
private final org.jboss.netty.handler.codec.http.HttpRequest request;
private final Channel channel;
private final Map<String, String> params;
private final String rawPath;
private final BytesReference content;
public NettyHttpRequest(org.jboss.netty.handler.codec.http.HttpRequest request, Channel channel) {
this.request = request;
this.channel = channel;
this.params = new HashMap<>();
if (request.getContent().readable()) {
this.content = new ChannelBufferBytesReference(request.getContent());
} else {
this.content = BytesArray.EMPTY;
}
String uri = request.getUri();
int pathEndPos = uri.indexOf('?');
if (pathEndPos < 0) {
this.rawPath = uri;
} else {
this.rawPath = uri.substring(0, pathEndPos);
RestUtils.decodeQueryString(uri, pathEndPos + 1, params);
}
}
public org.jboss.netty.handler.codec.http.HttpRequest request() {
return this.request;
}
@Override
public Method method() {
HttpMethod httpMethod = request.getMethod();
if (httpMethod == HttpMethod.GET)
return Method.GET;
if (httpMethod == HttpMethod.POST)
return Method.POST;
if (httpMethod == HttpMethod.PUT)
return Method.PUT;
if (httpMethod == HttpMethod.DELETE)
return Method.DELETE;
if (httpMethod == HttpMethod.HEAD) {
return Method.HEAD;
}
if (httpMethod == HttpMethod.OPTIONS) {
return Method.OPTIONS;
}
return Method.GET;
}
@Override
public String uri() {
return request.getUri();
}
@Override
public String rawPath() {
return rawPath;
}
@Override
public Map<String, String> params() {
return params;
}
@Override
public boolean hasContent() {
return content.length() > 0;
}
@Override
public boolean contentUnsafe() {
// Netty http decoder always copies over the http content
return false;
}
@Override
public BytesReference content() {
return content;
}
/**
* Returns the remote address where this rest request channel is "connected to". The
* returned {@link SocketAddress} is supposed to be down-cast into more
* concrete type such as {@link java.net.InetSocketAddress} to retrieve
* the detailed information.
*/
@Override
public SocketAddress getRemoteAddress() {
return channel.getRemoteAddress();
}
/**
* Returns the local address where this request channel is bound to. The returned
* {@link SocketAddress} is supposed to be down-cast into more concrete
* type such as {@link java.net.InetSocketAddress} to retrieve the detailed
* information.
*/
@Override
public SocketAddress getLocalAddress() {
return channel.getLocalAddress();
}
public Channel getChannel() {
return channel;
}
@Override
public String header(String name) {
return request.headers().get(name);
}
@Override
public Iterable<Map.Entry<String, String>> headers() {
return request.headers().entries();
}
@Override
public boolean hasParam(String key) {
return params.containsKey(key);
}
@Override
public String param(String key) {
return params.get(key);
}
@Override
public String param(String key, String defaultValue) {
String value = params.get(key);
if (value == null) {
return defaultValue;
}
return value;
}
}