return AbstractNetwork.this.isDirected();
      }

      @Override
      public boolean allowsSelfLoops() {
        return AbstractNetwork.this.allowsSelfLoops();
      }

      @Override
      public Set<N> adjacentNodes(N node) {
        return AbstractNetwork.this.adjacentNodes(node);
      }

      @Override
      public Set<N> predecessors(N node) {

		return
	}
	err = en.WriteTime(z.lastHandout)
	if err != nil {
		err = msgp.WrapError(err, "lastHandout")
		return
	}
	// write "u"
	err = en.Append(0xa1, 0x75)
	if err != nil {
		return
	}
	err = en.WriteTime(z.lastUpdate)
	if err != nil {
		err = msgp.WrapError(err, "lastUpdate")
		return
	}
	// write "b"
	err = en.Append(0xa1, 0x62)
	if err != nil {
		return
	}

	ID   string
	Name string
}

// String - returns string representation.
func (tid TargetID) String() string {
	return tid.ID + ":" + tid.Name
}

// ToARN - converts to ARN.
func (tid TargetID) ToARN(region string) ARN {
	return ARN{TargetID: tid, region: region}
}

// MarshalJSON - encodes to JSON data.
func (tid TargetID) MarshalJSON() ([]byte, error) {
	return json.Marshal(tid.String())
}

	hint   string
}

// Clone returns a new Err struct with the same information
func (u Err) Clone() Err {
	return Err{
		msg:    u.msg,
		detail: u.detail,
		action: u.action,
		hint:   u.hint,
	}
}

// Error returns the error message
func (u Err) Error() string {
	if u.detail == "" {
		if u.msg != "" {
			return u.msg
		}
		return "<nil>"
	}
	return u.detail
}

        return AbstractNetwork.this.isDirected();
      }

      @Override
      public boolean allowsSelfLoops() {
        return AbstractNetwork.this.allowsSelfLoops();
      }

      @Override
      public Set<N> adjacentNodes(N node) {
        return AbstractNetwork.this.adjacentNodes(node);
      }

      @Override
      public Set<N> predecessors(N node) {

				err = msgp.WrapError(err, "Notify")
				return
			}
		case "Retry":
			bts, err = z.Retry.UnmarshalMsg(bts)
			if err != nil {
				err = msgp.WrapError(err, "Retry")
				return
			}
		default:
			bts, err = msgp.Skip(bts)
			if err != nil {
				err = msgp.WrapError(err)
				return
			}
		}
	}
	o = bts
	return
}

	if !globalSiteReplicationSys.isEnabled() {
		return
	}
	sm.Lock()
	defer sm.Unlock()
	for _, rs := range sm.peerResyncMap {
		st, ok := sm.resyncStatus[rs.resyncID]
		if !ok {
			return
		}
		switch st.Status {
		case ResyncCompleted, ResyncFailed:
			return
		default:
			delete(st.BucketStatuses, b)
		}
	}
}

// returns overall resync status from individual bucket resync status map

					return errDuplicatedXMLTag
				}
				tag.Value = s
				valueAlreadyParsed = true
			default:
				return errUnknownXMLTag
			}
		}
	}

	return nil
}

func (tag Tag) String() string {
	return tag.Key + "=" + tag.Value
}

// IsEmpty returns whether this tag is empty or not.
func (tag Tag) IsEmpty() bool {
	return tag.Key == ""
}

// Validate checks this tag.

	}
	if info.Free > info.Total {
		return info, fmt.Errorf("detected free space (%d) > total drive space (%d), fs corruption at (%s). please run 'fsck'", info.Free, info.Total, path)
	}
	info.Used = info.Total - info.Free
	return info, nil
}

// GetDriveStats returns IO stats of the drive by its major:minor
func GetDriveStats(major, minor uint32) (iostats IOStats, err error) {
	return IOStats{}, errors.New("operation unsupported")

    }

    /**
     * Returns artifacts exported by Maven core and core extensions. Artifacts are identified by their
     * groupId:artifactId string key.
     */
    public Set<String> getExportedArtifacts() {
        return artifacts;
    }

    /**
     * Returns packages exported by Maven core and core extensions.
     */