com.almworks.jira.structure.util.EntityVersionTracker Maven / Gradle / Ivy

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Public API for the Structure Plugin for JIRA

There is a newer version: 17.25.3

package com.almworks.jira.structure.util;

import com.almworks.integers.*;

public interface EntityVersionTracker {
  EntityVersionUpdate getUpdate(long fromVersion);

  long getCurrentVersion();


  final class EntityVersionUpdate {
    private final long myFromVersion;
    private final long myToVersion;
    private final boolean myFullUpdate;
    private final LongSet myChangedEntities;

    private EntityVersionUpdate(long fromVersion, long toVersion, boolean fullUpdate, LongSet changedEntities) {
      myFromVersion = fromVersion;
      myToVersion = toVersion;
      myFullUpdate = fullUpdate;
      myChangedEntities = changedEntities;
    }

    public static EntityVersionUpdate empty(long version) {
      return new EntityVersionUpdate(version, version, false, LongSet.EMPTY);
    }

    public static EntityVersionUpdate incremental(long fromVersion, long toVersion, LongIterable changedEntities) {
      return new EntityVersionUpdate(fromVersion, toVersion, false, LongOpenHashSet.createFrom(changedEntities));
    }

    public static EntityVersionUpdate full(long fromVersion, long toVersion) {
      return new EntityVersionUpdate(fromVersion, toVersion, true, LongSet.EMPTY);
    }

    public long getFromVersion() {
      return myFromVersion;
    }

    public long getToVersion() {
      return myToVersion;
    }

    public boolean isFullUpdate() {
      return myFullUpdate;
    }

    public LongSet getChangedEntities() {
      return myChangedEntities;
    }
  }
}