com.spotify.reaper.core.RepairRun.java Source code

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Here is the source code for com.spotify.reaper.core.RepairRun.java

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/*
 * 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.spotify.reaper.core;

import org.apache.cassandra.repair.RepairParallelism;
import org.joda.time.DateTime;
import org.joda.time.DateTimeComparator;

public class RepairRun implements Comparable<RepairRun> {

    private final long id;

    // IDEA: maybe we want to have start and stop token for parallel runners on same repair run?
    //private final long startToken;
    //private final long endToken;

    private final String cause;
    private final String owner;
    private final String clusterName;
    private final long repairUnitId;
    private final RunState runState;
    private final DateTime creationTime;
    private final DateTime startTime;
    private final DateTime endTime;
    private final DateTime pauseTime;
    private final double intensity;
    private final String lastEvent;
    private final int segmentCount;
    private final RepairParallelism repairParallelism;

    private RepairRun(Builder builder, long id) {
        this.id = id;
        this.clusterName = builder.clusterName;
        this.repairUnitId = builder.repairUnitId;
        this.cause = builder.cause;
        this.owner = builder.owner;
        this.runState = builder.runState;
        this.creationTime = builder.creationTime;
        this.startTime = builder.startTime;
        this.endTime = builder.endTime;
        this.pauseTime = builder.pauseTime;
        this.intensity = builder.intensity;
        this.lastEvent = builder.lastEvent;
        this.segmentCount = builder.segmentCount;
        this.repairParallelism = builder.repairParallelism;
    }

    public long getId() {
        return id;
    }

    public long getRepairUnitId() {
        return repairUnitId;
    }

    public String getClusterName() {
        return clusterName;
    }

    public String getCause() {
        return cause;
    }

    public String getOwner() {
        return owner;
    }

    public RunState getRunState() {
        return runState;
    }

    public DateTime getCreationTime() {
        return creationTime;
    }

    public DateTime getStartTime() {
        return startTime;
    }

    public DateTime getEndTime() {
        return endTime;
    }

    public DateTime getPauseTime() {
        return pauseTime;
    }

    public double getIntensity() {
        return intensity;
    }

    public String getLastEvent() {
        return lastEvent;
    }

    public int getSegmentCount() {
        return segmentCount;
    }

    public RepairParallelism getRepairParallelism() {
        return repairParallelism;
    }

    public Builder with() {
        return new Builder(this);
    }

    /**
     * Order RepairRun instances by time. Primarily endTime, secondarily startTime. Descending, i.e.
     * latest first.
     * @param other the RepairRun compared to
     * @return negative if this RepairRun is later than the specified RepairRun. Positive if earlier.
     *         0 if equal.
     */
    @Override
    public int compareTo(RepairRun other) {
        DateTimeComparator comparator = DateTimeComparator.getInstance();
        int endTimeComparison = comparator.compare(endTime, other.endTime);
        if (endTimeComparison != 0) {
            return -endTimeComparison;
        } else {
            return -comparator.compare(startTime, other.startTime);
        }
    }

    public enum RunState {
        NOT_STARTED, RUNNING, ERROR, DONE, PAUSED, ABORTED, DELETED;

        public boolean isActive() {
            return this == RUNNING || this == PAUSED;
        }

        public boolean isTerminated() {
            return this == DONE || this == ERROR || this == ABORTED || this == DELETED;
        }
    }

    public static class Builder {

        public final String clusterName;
        public final long repairUnitId;
        private RunState runState;
        private DateTime creationTime;
        private double intensity;
        private String cause;
        private String owner;
        private DateTime startTime;
        private DateTime endTime;
        private DateTime pauseTime;
        private String lastEvent = "no events";
        private int segmentCount;
        private RepairParallelism repairParallelism;

        public Builder(String clusterName, long repairUnitId, DateTime creationTime, double intensity,
                int segmentCount, RepairParallelism repairParallelism) {
            this.clusterName = clusterName;
            this.repairUnitId = repairUnitId;
            this.runState = RunState.NOT_STARTED;
            this.creationTime = creationTime;
            this.intensity = intensity;
            this.segmentCount = segmentCount;
            this.repairParallelism = repairParallelism;
        }

        private Builder(RepairRun original) {
            clusterName = original.clusterName;
            repairUnitId = original.repairUnitId;
            runState = original.runState;
            creationTime = original.creationTime;
            intensity = original.intensity;
            cause = original.cause;
            owner = original.owner;
            startTime = original.startTime;
            endTime = original.endTime;
            pauseTime = original.pauseTime;
            lastEvent = original.lastEvent;
            segmentCount = original.segmentCount;
            repairParallelism = original.repairParallelism;
        }

        public Builder runState(RunState runState) {
            this.runState = runState;
            return this;
        }

        public Builder creationTime(DateTime creationTime) {
            this.creationTime = creationTime;
            return this;
        }

        public Builder intensity(double intensity) {
            this.intensity = intensity;
            return this;
        }

        public Builder cause(String cause) {
            this.cause = cause;
            return this;
        }

        public Builder owner(String owner) {
            this.owner = owner;
            return this;
        }

        public Builder startTime(DateTime startTime) {
            this.startTime = startTime;
            return this;
        }

        public Builder endTime(DateTime endTime) {
            this.endTime = endTime;
            return this;
        }

        public Builder pauseTime(DateTime pauseTime) {
            this.pauseTime = pauseTime;
            return this;
        }

        public Builder lastEvent(String event) {
            this.lastEvent = event;
            return this;
        }

        public Builder segmentCount(int segmentCount) {
            this.segmentCount = segmentCount;
            return this;
        }

        public Builder repairParallelism(RepairParallelism repairParallelism) {
            this.repairParallelism = repairParallelism;
            return this;
        }

        public RepairRun build(long id) {
            return new RepairRun(this, id);
        }
    }
}