/*
 * 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.rest.action.percolate;

import org.elasticsearch.action.ActionListener;
import org.elasticsearch.action.percolate.MultiPercolateRequest;
import org.elasticsearch.action.percolate.MultiPercolateResponse;
import org.elasticsearch.action.support.IndicesOptions;
import org.elasticsearch.client.Client;
import org.elasticsearch.common.Strings;
import org.elasticsearch.common.inject.Inject;
import org.elasticsearch.common.settings.Settings;
import org.elasticsearch.common.xcontent.XContentBuilder;
import org.elasticsearch.rest.*;

import java.io.IOException;

import static org.elasticsearch.rest.RestRequest.Method.GET;
import static org.elasticsearch.rest.RestRequest.Method.POST;
import static org.elasticsearch.rest.RestStatus.OK;
import static org.elasticsearch.rest.action.support.RestXContentBuilder.restContentBuilder;

/**
 *
 */
public class RestMultiPercolateAction extends BaseRestHandler {

    private final boolean allowExplicitIndex;

    @Inject
    public RestMultiPercolateAction(Settings settings, Client client, RestController controller) {
        super(settings, client);
        controller.registerHandler(POST, "/_mpercolate", this);
        controller.registerHandler(POST, "/{index}/_mpercolate", this);
        controller.registerHandler(POST, "/{index}/{type}/_mpercolate", this);

        controller.registerHandler(GET, "/_mpercolate", this);
        controller.registerHandler(GET, "/{index}/_mpercolate", this);
        controller.registerHandler(GET, "/{index}/{type}/_mpercolate", this);

        this.allowExplicitIndex = settings.getAsBoolean("rest.action.multi.allow_explicit_index", true);
    }

    @Override
    public void handleRequest(final RestRequest restRequest, final RestChannel restChannel) {
        MultiPercolateRequest multiPercolateRequest = new MultiPercolateRequest();
        multiPercolateRequest.indicesOptions(IndicesOptions.fromRequest(restRequest, multiPercolateRequest.indicesOptions()));
        multiPercolateRequest.indices(Strings.splitStringByCommaToArray(restRequest.param("index")));
        multiPercolateRequest.documentType(restRequest.param("type"));

        try {
            multiPercolateRequest.add(restRequest.content(), restRequest.contentUnsafe(), allowExplicitIndex);
        } catch (Exception e) {
            try {
                restChannel.sendResponse(new XContentThrowableRestResponse(restRequest, e));
            } catch (IOException e1) {
                logger.error("Failed to send failure response", e1);
            }
            return;
        }

        client.multiPercolate(multiPercolateRequest, new ActionListener<MultiPercolateResponse>() {

            @Override
            public void onResponse(MultiPercolateResponse response) {
                try {
                    XContentBuilder builder = restContentBuilder(restRequest);
                    response.toXContent(builder, restRequest);
                    restChannel.sendResponse(new XContentRestResponse(restRequest, OK, builder));
                } catch (IOException e) {
                    onFailure(e);
                }
            }

            @Override
            public void onFailure(Throwable e) {
                try {
                    restChannel.sendResponse(new XContentThrowableRestResponse(restRequest, e));
                } catch (IOException e1) {
                    logger.error("Failed to send failure response", e1);
                }
            }
        });
    }

}

@@ -1144,24 +1144,128 @@
 on.Strings;%0A
+import org.elasticsearch.common.bytes.BytesArray;%0Aimport org.elasticsearch.common.bytes.BytesReference;%0A
 import org.e
@@ -3039,32 +3039,339 @@
 pe%22));%0A%0A        
+BytesReference content = null;%0A        if (restRequest.hasContent()) %7B%0A            content = restRequest.content();%0A        %7D else %7B%0A            String source = restRequest.param(%22source%22);%0A            if (source != null) %7B%0A                content = new BytesArray(source);%0A            %7D%0A        %7D%0A%0A        
 try %7B%0A          
@@ -3390,32 +3390,16 @@
 late
-Request.add(rest
 Request.
 cont
@@ -3394,25 +3394,27 @@
 Request.
+add(
 content
-()
 , restRe

mpercolate REST API should support source parameter