| /* |
| * Druid - a distributed column store. |
| * Copyright (C) 2012 Metamarkets Group Inc. |
| * |
| * This program is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU General Public License |
| * as published by the Free Software Foundation; either version 2 |
| * of the License, or (at your option) any later version. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program; if not, write to the Free Software |
| * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
| */ |
| |
| package com.metamx.druid.master.rules; |
| |
| import com.fasterxml.jackson.annotation.JsonCreator; |
| import com.fasterxml.jackson.annotation.JsonProperty; |
| import com.metamx.common.logger.Logger; |
| import com.metamx.druid.client.DataSegment; |
| |
| import org.joda.time.DateTime; |
| import org.joda.time.Interval; |
| |
| /** |
| */ |
| public class IntervalLoadRule extends LoadRule |
| { |
| private static final Logger log = new Logger(IntervalLoadRule.class); |
| |
| private final Interval interval; |
| private final Integer replicants; |
| private final String tier; |
| |
| @JsonCreator |
| public IntervalLoadRule( |
| @JsonProperty("interval") Interval interval, |
| @JsonProperty("replicants") Integer replicants, |
| @JsonProperty("tier") String tier |
| ) |
| { |
| this.interval = interval; |
| this.replicants = (replicants == null) ? 2 : replicants; |
| this.tier = tier; |
| } |
| |
| @Override |
| @JsonProperty |
| public String getType() |
| { |
| return "loadByInterval"; |
| } |
| |
| @Override |
| @JsonProperty |
| public int getReplicants() |
| { |
| return replicants; |
| } |
| |
| @Override |
| public int getReplicants(String tier) |
| { |
| return (this.tier.equalsIgnoreCase(tier)) ? replicants : 0; |
| } |
| |
| @Override |
| @JsonProperty |
| public String getTier() |
| { |
| return tier; |
| } |
| |
| @JsonProperty |
| public Interval getInterval() |
| { |
| return interval; |
| } |
| |
| @Override |
| public boolean appliesTo(DataSegment segment, DateTime referenceTimestamp) |
| { |
| return interval.contains(segment.getInterval()); |
| } |
| } |