code: public IExecutionBridge getBridge4Job(final String _jobName,
                                            final boolean _prune)
      {
          IExecutionBridge ret = null;
          for (final IExecutionBridge bridge : this.executionBridges) {
              if (bridge.getJobName().equals(_jobName)) {
                  ret = bridge;
                  if (_prune && ret.isFinished()) {
                      this.executionBridges.remove(ret);
                  }
                  break;
              }
          }
          return ret;
      }
docs: Gets the bridge for job.
  
  @param _jobName the _job name
  @param _prune the _prune
  @return the bridge4 job