LLCExtendBuildTime.java example

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pinot-master
/**
 * Copyright (C) 2014-2015 LinkedIn Corp. (pinot-core@linkedin.com)
 *
 * 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 com.linkedin.pinot.controller.api.restlet.resources;

import com.linkedin.pinot.common.protocols.SegmentCompletionProtocol;
import com.linkedin.pinot.common.restlet.swagger.Description;
import com.linkedin.pinot.common.restlet.swagger.HttpVerb;
import com.linkedin.pinot.common.restlet.swagger.Paths;
import com.linkedin.pinot.common.restlet.swagger.Summary;
import com.linkedin.pinot.controller.helix.core.realtime.SegmentCompletionManager;
import org.restlet.representation.Representation;
import org.restlet.representation.StringRepresentation;
import org.restlet.resource.ServerResource;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;


public class LLCExtendBuildTime extends ServerResource {

  private static Logger LOGGER = LoggerFactory.getLogger(LLCExtendBuildTime.class);

  @Override
  @HttpVerb("get")
  @Description("Receives the request for extending build time")
  @Summary("Receives the request for extending build time")
  @Paths({"/" + SegmentCompletionProtocol.MSG_TYPE_EXTEND_BUILD_TIME})
  public Representation get() {
    final String offset = getReference().getQueryAsForm().getValues(SegmentCompletionProtocol.PARAM_OFFSET);
    final String segmentName = getReference().getQueryAsForm().getValues(SegmentCompletionProtocol.PARAM_SEGMENT_NAME);
    final String instanceId = getReference().getQueryAsForm().getValues(SegmentCompletionProtocol.PARAM_INSTANCE_ID);
    final String extraTimeSecStr =
        getReference().getQueryAsForm().getValues(SegmentCompletionProtocol.PARAM_EXTRA_TIME_SEC);
    if (offset == null || segmentName == null || instanceId == null) {
      return new StringRepresentation(SegmentCompletionProtocol.RESP_FAILED.toJsonString());
    }
    int extraTimeSec = SegmentCompletionProtocol.getDefaultMaxSegmentCommitTimeSeconds();
    try {
      extraTimeSec = Integer.valueOf(extraTimeSec);
    } catch (Exception e) {
      LOGGER.warn("Could not parse extraTime '{}'. Setting extra time to {}s", extraTimeSecStr, extraTimeSec);
    }

    SegmentCompletionProtocol.Request.Params reqParams = new SegmentCompletionProtocol.Request.Params();
    reqParams.withSegmentName(segmentName).withInstanceId(instanceId).withOffset(Long.valueOf(offset))
        .withExtraTimeSec(extraTimeSec);
    LOGGER.info("Request: segment={} offset={} instance={} extraTimeSec={}", segmentName, offset, instanceId,
        extraTimeSec);
    SegmentCompletionProtocol.Response response = SegmentCompletionManager.getInstance().extendBuildTime(reqParams);
    LOGGER.info("Response: instance={} segment={} status={} offset={}", instanceId, segmentName, response.getStatus(),
        response.getOffset());
    return new StringRepresentation(response.toJsonString());
  }
}