org.codelibs.elasticsearch.configsync.rest.RestConfigSyncAction Maven / Gradle / Ivy

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/*
 * Copyright 2012-2022 CodeLibs Project and the Others.
 *
 * 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 org.codelibs.elasticsearch.configsync.rest;

import static org.elasticsearch.rest.RestStatus.OK;

import java.io.IOException;
import java.util.Map;

import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.elasticsearch.ElasticsearchException;
import org.elasticsearch.rest.BaseRestHandler;
import org.elasticsearch.rest.RestChannel;
import org.elasticsearch.rest.RestResponse;
import org.elasticsearch.xcontent.XContentBuilder;
import org.elasticsearch.xcontent.json.JsonXContent;

public abstract class RestConfigSyncAction extends BaseRestHandler {

    protected Logger logger = LogManager.getLogger(getClass());

    protected void sendResponse(final RestChannel channel, final Map params) {
        try {
            final XContentBuilder builder = JsonXContent.contentBuilder();
            builder.startObject();
            builder.field("acknowledged", true);
            if (params != null) {
                for (final Map.Entry entry : params.entrySet()) {
                    builder.field(entry.getKey(), entry.getValue());
                }
            }
            builder.endObject();
            channel.sendResponse(new RestResponse(OK, builder));
        } catch (final IOException e) {
            throw new ElasticsearchException("Failed to create a resposne.", e);
        }
    }

    protected void sendErrorResponse(final RestChannel channel, final Exception e) {
        try {
            channel.sendResponse(new RestResponse(channel, e));
        } catch (final Exception e1) {
            logger.error("Failed to send a failure response.", e1);
        }
    }
}