HttpClusterUpdateSettingsAction.java

package org.elasticsearch.action.admin.cluster.settings;

import org.elasticsearch.common.bytes.BytesReference;
import org.elasticsearch.common.bytes.ChannelBufferBytesReference;
import org.elasticsearch.common.settings.Settings;
import org.elasticsearch.common.xcontent.ToXContent;
import org.elasticsearch.common.xcontent.XContentBuilder;
import org.elasticsearch.common.xcontent.json.JsonXContent;
import org.jboss.netty.handler.codec.http.HttpMethod;
import org.jboss.netty.handler.codec.http.HttpRequest;
import org.jboss.netty.handler.codec.http.HttpResponse;
import org.xbib.elasticsearch.helper.client.http.HttpAction;
import org.xbib.elasticsearch.helper.client.http.HttpInvocationContext;

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

import static org.elasticsearch.common.xcontent.XContentFactory.jsonBuilder;

public class HttpClusterUpdateSettingsAction extends HttpAction<ClusterUpdateSettingsRequest, ClusterUpdateSettingsResponse> {

    public HttpClusterUpdateSettingsAction(Settings settings) {
        super(settings, ClusterUpdateSettingsAction.NAME);
    }

    @Override
    protected HttpRequest createHttpRequest(URL url, ClusterUpdateSettingsRequest request) throws IOException {
        XContentBuilder builder = jsonBuilder();
        builder.startObject().startObject("persistent");
        request.persistentSettings().toXContent(builder, ToXContent.EMPTY_PARAMS);
        builder.endObject();
        builder.startObject("transient");
        request.transientSettings().toXContent(builder, ToXContent.EMPTY_PARAMS);
        builder.endObject().endObject();
        return newRequest(HttpMethod.PUT, url, "/_cluster/settings", builder.string());
    }

    @Override
    protected ClusterUpdateSettingsResponse createResponse(HttpInvocationContext<ClusterUpdateSettingsRequest,ClusterUpdateSettingsResponse> httpInvocationContext) throws IOException {
        if (httpInvocationContext == null) {
            throw new IllegalStateException("no http context");
        }
        HttpResponse httpResponse = httpInvocationContext.getHttpResponse();
        BytesReference ref = new ChannelBufferBytesReference(httpResponse.getContent());
        Map<String,Object> map = JsonXContent.jsonXContent.createParser(ref).map();
        return new ClusterUpdateSettingsResponse();
    }
}