org.elasticsearch.rest.action.admin.cluster.tasks.RestPendingClusterTasksAction Maven / Gradle / Ivy
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* the Apache License, Version 2.0 (the "License"); you may
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*
* http://www.apache.org/licenses/LICENSE-2.0
*
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package org.elasticsearch.rest.action.admin.cluster.tasks;
import org.elasticsearch.action.ActionListener;
import org.elasticsearch.action.admin.cluster.tasks.PendingClusterTasksRequest;
import org.elasticsearch.action.admin.cluster.tasks.PendingClusterTasksResponse;
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.rest.*;
import org.elasticsearch.rest.action.support.RestXContentBuilder;
import java.io.IOException;
/**
*/
public class RestPendingClusterTasksAction extends BaseRestHandler {
@Inject
public RestPendingClusterTasksAction(Settings settings, Client client, RestController controller) {
super(settings, client);
controller.registerHandler(RestRequest.Method.GET, "/_cluster/pending_tasks", this);
}
@Override
public void handleRequest(final RestRequest request, final RestChannel channel) {
PendingClusterTasksRequest pendingClusterTasksRequest = new PendingClusterTasksRequest();
client.admin().cluster().pendingClusterTasks(pendingClusterTasksRequest, new ActionListener() {
@Override
public void onResponse(PendingClusterTasksResponse response) {
try {
XContentBuilder builder = RestXContentBuilder.restContentBuilder(request);
builder.startObject();
response.toXContent(builder, request);
builder.endObject();
channel.sendResponse(new XContentRestResponse(request, RestStatus.OK, builder));
} catch (Throwable e) {
onFailure(e);
}
}
@Override
public void onFailure(Throwable e) {
if (logger.isDebugEnabled()) {
logger.debug("failed to get pending cluster tasks", e);
}
try {
channel.sendResponse(new XContentThrowableRestResponse(request, e));
} catch (IOException e1) {
logger.error("Failed to send failure response", e1);
}
}
});
}
}