com.linkedin.pinot.core.query.pruner.TimeSegmentPruner.java Source code

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Here is the source code for com.linkedin.pinot.core.query.pruner.TimeSegmentPruner.java

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/**
 * 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.core.query.pruner;

import org.apache.commons.configuration.Configuration;
import org.joda.time.Interval;

import com.linkedin.pinot.common.request.BrokerRequest;
import com.linkedin.pinot.core.indexsegment.IndexSegment;

/**
 * An implementation of SegmentPruner.
 * Pruner will prune segment if there is no overlapping of segment time interval and query
 * time interval.
 *
 *
 */
public class TimeSegmentPruner implements SegmentPruner {

    @Override
    public boolean prune(IndexSegment segment, BrokerRequest brokerRequest) {
        Interval interval = segment.getSegmentMetadata().getTimeInterval();
        if (interval != null && brokerRequest.getTimeInterval() != null
                && !new Interval(brokerRequest.getTimeInterval()).contains(interval)) {
            return true;
        }
        return false;
    }

    @Override
    public void init(Configuration config) {

    }

    @Override
    public String toString() {
        return "TimeSegmentPruner";
    }
}