Constructor Detail

• RrdToolReader

  RrdToolReader(String rrdPath)
         throws IOException

  Creates a new RRDTool reader.

  Parameters:

  rrdPath - path to the RRDTool file

  Throws:

  IOException - if an I/O error occurs

Method Detail

• getAccumValue

  public double getAccumValue(int dsIndex)

  Description copied from class: DataImporter
  getAccumValue.

  Specified by:

  getAccumValue in class DataImporter

• getArcCount

  public int getArcCount()

  Description copied from class: DataImporter
  getArcCount.

  Specified by:

  getArcCount in class DataImporter

• getConsolFun

  public ConsolFun getConsolFun(int arcIndex)

  Description copied from class: DataImporter
  getConsolFun.

  Specified by:

  getConsolFun in class DataImporter

• getDsCount

  public int getDsCount()

  Description copied from class: DataImporter
  getDsCount.

  Specified by:

  getDsCount in class DataImporter

• getDsName

  public String getDsName(int dsIndex)

  Description copied from class: DataImporter
  getDsName.

  Specified by:

  getDsName in class DataImporter

• getDsType

  public DsType getDsType(int dsIndex)

  Description copied from class: DataImporter
  getDsType.

  Specified by:

  getDsType in class DataImporter

• getHeartbeat

  public long getHeartbeat(int dsIndex)

  Description copied from class: DataImporter
  getHeartbeat.

  Specified by:

  getHeartbeat in class DataImporter

• getLastUpdateTime

  public long getLastUpdateTime()

  Description copied from class: DataImporter
  getLastUpdateTime.

  Specified by:

  getLastUpdateTime in class DataImporter

• getLastValue

  public double getLastValue(int dsIndex)

  Description copied from class: DataImporter
  getLastValue.

  Specified by:

  getLastValue in class DataImporter

• getMaxValue

  public double getMaxValue(int dsIndex)

  Description copied from class: DataImporter
  getMaxValue.

  Specified by:

  getMaxValue in class DataImporter

• getMinValue

  public double getMinValue(int dsIndex)

  Description copied from class: DataImporter
  getMinValue.

  Specified by:

  getMinValue in class DataImporter

• getNanSeconds

  public long getNanSeconds(int dsIndex)

  Description copied from class: DataImporter
  getNanSeconds.

  Specified by:

  getNanSeconds in class DataImporter

• getRows

  public int getRows(int arcIndex)

  Description copied from class: DataImporter
  getRows.

  Specified by:

  getRows in class DataImporter

• getStateAccumValue

  public double getStateAccumValue(int arcIndex,
                                   int dsIndex)

  Description copied from class: DataImporter
  getStateAccumValue.

  Specified by:

  getStateAccumValue in class DataImporter

• getStateNanSteps

  public int getStateNanSteps(int arcIndex,
                              int dsIndex)

  Description copied from class: DataImporter
  getStateNanSteps.

  Specified by:

  getStateNanSteps in class DataImporter

• getStep

  public long getStep()

  Description copied from class: DataImporter
  getStep.

  Specified by:

  getStep in class DataImporter

• getSteps

  public int getSteps(int arcIndex)

  Description copied from class: DataImporter
  getSteps.

  Specified by:

  getSteps in class DataImporter

• getValues

  public double[] getValues(int arcIndex,
                            int dsIndex)

  Description copied from class: DataImporter
  getValues.

  Specified by:

  getValues in class DataImporter

• getVersion

  public String getVersion()

  Description copied from class: DataImporter
  getVersion.

  Specified by:

  getVersion in class DataImporter

• getXff

  public double getXff(int arcIndex)

  Description copied from class: DataImporter
  getXff.

  Specified by:

  getXff in class DataImporter

• release

  void release()
        throws IOException

  Releases the RRDTool reader and closes the underlying RRD database.

  Overrides:

  release in class DataImporter

  Throws:

  IOException - if an I/O error occurs