public String replaceFileTemplate(String filespec, int ensIndex) {
        return filespec.replaceAll(ENS_TEMPLATE_ID,
                                   getEnsembleNames().get(ensIndex));
    }
public String replaceFileTemplate(String filespec, int ensIndex) {
        return filespec.replaceAll(ENS_TEMPLATE_ID,
                                   getEnsembleNames().get(ensIndex));
    }
public String replaceFileTemplate ( String filespec , int ensIndex ) { return filespec . replaceAll ( ENS_TEMPLATE_ID , getEnsembleNames ( ) . get ( ensIndex ) ) ; }
Replace the ensemble template parameter in a filename

@param filespec  the file template
@param ensIndex the ensemble index

@return  the filled in template
Replace the ensemble template parameter in a filename