cdm/src/main/java/ucar/nc2/ft/fmrc/Fmrc.java
public static Fmrc open(String collection, Formatter errlog) throws IOException {
    if (collection.startsWith(MFileCollectionManager.CATALOG)) {
      CollectionManagerCatalog manager = new CollectionManagerCatalog(collection, collection, null, errlog);
      return new Fmrc(manager, new FeatureCollectionConfig());

    } else if (collection.endsWith(".ncml")) {
      NcmlCollectionReader ncmlCollection = NcmlCollectionReader.open(collection, errlog);
      if (ncmlCollection == null) return null;
      Fmrc fmrc = new Fmrc(ncmlCollection.getCollectionManager(), new FeatureCollectionConfig());
      fmrc.setNcml(ncmlCollection.getNcmlOuter(), ncmlCollection.getNcmlInner());
      return fmrc;
    }

    return new Fmrc(collection, errlog);
  }
public static Fmrc open(String collection, Formatter errlog) throws IOException {
    if (collection.startsWith(MFileCollectionManager.CATALOG)) {
      CollectionManagerCatalog manager = new CollectionManagerCatalog(collection, collection, null, errlog);
      return new Fmrc(manager, new FeatureCollectionConfig());

    } else if (collection.endsWith(".ncml")) {
      NcmlCollectionReader ncmlCollection = NcmlCollectionReader.open(collection, errlog);
      if (ncmlCollection == null) return null;
      Fmrc fmrc = new Fmrc(ncmlCollection.getCollectionManager(), new FeatureCollectionConfig());
      fmrc.setNcml(ncmlCollection.getNcmlOuter(), ncmlCollection.getNcmlInner());
      return fmrc;
    }

    return new Fmrc(collection, errlog);
  }
public static Fmrc open ( String collection , Formatter errlog ) throws IOException { if ( collection . startsWith ( MFileCollectionManager . CATALOG ) ) { CollectionManagerCatalog manager = new CollectionManagerCatalog ( collection , collection , null , errlog ) ; return new Fmrc ( manager , new FeatureCollectionConfig ( ) ) ; } else if ( collection . endsWith ( ".ncml" ) ) { NcmlCollectionReader ncmlCollection = NcmlCollectionReader . open ( collection , errlog ) ; if ( ncmlCollection == null ) return null ; Fmrc fmrc = new Fmrc ( ncmlCollection . getCollectionManager ( ) , new FeatureCollectionConfig ( ) ) ; fmrc . setNcml ( ncmlCollection . getNcmlOuter ( ) , ncmlCollection . getNcmlInner ( ) ) ; return fmrc ; } return new Fmrc ( collection , errlog ) ; }
Factory method

@param collection describes the collection. May be one of:
<ol>
<li>collection specification string
<li>catalog:catalogURL
<li>filename.ncml
<li>
</ol>
collectionSpec date extraction is used to get rundates
@param errlog     place error messages here
@return Fmrc or null on error
@throws IOException on read error
@see "http://www.unidata.ucar.edu/software/netcdf-java/reference/collections/CollectionSpecification.html"
Factory method