Field Detail

• FOOT_SERVICE_URL

  public static final java.lang.String FOOT_SERVICE_URL

  Footprint service base URL provided by CDS.

  See Also:

  Constant Field Values

Constructor Detail

• UrlMocCoverage

  public UrlMocCoverage​(java.net.URL mocUrl)

  Constructor.

  Parameters:

  mocUrl - URL of MOC file

Method Detail

• createMoc

  protected cds.moc.HealpixMoc createMoc​()
                                  throws java.io.IOException

  Description copied from class: MocCoverage
  Constructs the MOC which will define this object's coverage. This method, which may be time-consuming, will be called a maximum of once by the MocCoverage.initCoverage() method of MocCoverage, and should not be called by anyone else.

  Specified by:

  createMoc in class MocCoverage

  Returns:

  new MOC defining footprint

  Throws:

  java.io.IOException

• getServiceMoc

  public static UrlMocCoverage getServiceMoc​(java.net.URL serviceUrl,
                                             int nside)

  Returns an instance which gives coverage for a data service with a given access URL. This queries the CDS service for MOCs, which at time of writing has information for all the various VizieR cone search services, plus a few other registered cone search services (UKIDSS etc).

  Parameters:

  serviceUrl - URL of cone search service

  nside - requiested HEALPix nside for MOC, or -1 for default

• getVizierMoc

  public static UrlMocCoverage getVizierMoc​(java.lang.String vizierId,
                                            int nside)

  Returns an instance which gives coverage for a named Vizier table. The name may be a vizier table name (like "V/139/sdss9") or alias as used by the CDS Xmatch service (like "SDSS DR9").

  Parameters:

  vizierId - vizier table name or alias

  nside - requiested HEALPix nside for MOC, or -1 for default

• getDefaultHealpixImpl

  public static cds.moc.HealpixImpl getDefaultHealpixImpl​()

  Returns the HEALPix implementation used for MOC service queries.

  Returns:

  indexing implementation

• setDefaultHealpixImpl

  public static void setDefaultHealpixImpl​(cds.moc.HealpixImpl hpi)

  Sets the HEALPix implementation used for MOC service queries.

  Parameters:

  hpi - indexing implementation