/*
* Licensed to Elastic Search and Shay Banon under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. Elastic Search 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.rest.action.percolate;
import org.elasticsearch.action.ActionListener;
import org.elasticsearch.action.percolate.PercolateRequest;
import org.elasticsearch.action.percolate.PercolateResponse;
import org.elasticsearch.client.Client;
import org.elasticsearch.common.inject.Inject;
import org.elasticsearch.common.settings.Settings;
import org.elasticsearch.common.xcontent.XContentBuilder;
import org.elasticsearch.common.xcontent.XContentBuilderString;
import org.elasticsearch.rest.*;
import org.elasticsearch.rest.action.support.RestXContentBuilder;
import java.io.IOException;
import static org.elasticsearch.rest.RestRequest.Method.*;
import static org.elasticsearch.rest.RestStatus.*;
/**
* @author kimchy (shay.banon)
*/
public class RestPercolateAction extends BaseRestHandler {
@Inject public RestPercolateAction(Settings settings, Client client, RestController controller) {
super(settings, client);
controller.registerHandler(GET, "/{index}/{type}/_percolate", this);
controller.registerHandler(POST, "/{index}/{type}/_percolate", this);
}
@Override public void handleRequest(final RestRequest request, final RestChannel channel) {
PercolateRequest percolateRequest = new PercolateRequest(request.param("index"), request.param("type"));
percolateRequest.source(request.contentByteArray(), request.contentByteArrayOffset(), request.contentLength(), request.contentUnsafe());
// we just send a response, no need to fork
percolateRequest.listenerThreaded(false);
// we don't spawn, then fork if local
percolateRequest.operationThreaded(true);
percolateRequest.preferLocal(request.paramAsBoolean("prefer_local", percolateRequest.preferLocalShard()));
client.percolate(percolateRequest, new ActionListener<PercolateResponse>() {
@Override public void onResponse(PercolateResponse response) {
try {
XContentBuilder builder = RestXContentBuilder.restContentBuilder(request);
builder.startObject();
builder.field(Fields.OK, true);
builder.startArray(Fields.MATCHES);
for (String match : response) {
builder.value(match);
}
builder.endArray();
builder.endObject();
channel.sendResponse(new XContentRestResponse(request, OK, builder));
} catch (Exception e) {
onFailure(e);
}
}
@Override public void onFailure(Throwable e) {
try {
channel.sendResponse(new XContentThrowableRestResponse(request, e));
} catch (IOException e1) {
logger.error("Failed to send failure response", e1);
}
}
});
}
static final class Fields {
static final XContentBuilderString OK = new XContentBuilderString("ok");
static final XContentBuilderString MATCHES = new XContentBuilderString("matches");
}
}