hudson.model.CauseAction#getCauses ( )源码实例Demo

private static Run getUpstreamBuild(@Nonnull Run build) {
  CauseAction causeAction = build.getAction(CauseAction.class);
  if (causeAction == null) {
    return null;
  }
  for (Cause cause : causeAction.getCauses()) {
    if (cause instanceof Cause.UpstreamCause) {
      Cause.UpstreamCause upstreamCause = (Cause.UpstreamCause) cause;
      Job upstreamJob =
          Jenkins.getInstance().getItemByFullName(upstreamCause.getUpstreamProject(), Job.class);
      // We want to ignore rebuilds, rebuilds have the same parent as
      // original build, see BuildCache#updateCache().
      if (upstreamJob == null || build.getParent() == upstreamJob) {
        continue;
      }
      return upstreamJob.getBuildByNumber(upstreamCause.getUpstreamBuild());
    }
  }
  return null;
}
 

@Override
public Object encode(final Object value, final MappedField optionalExtraInfo) {
    if (value == null) return null;
    final CauseAction action = (CauseAction) value;
    final List causes = new BasicDBList();

    for (final Object obj : action.getCauses()) {
        causes.add(getMapper().toDBObject(obj));
    }
    return BasicDBObjectBuilder.start("causes", causes).add("className", CauseAction.class.getName()).get();
}