* reads in the pivot cache storage and parses the pivot cache records
* <br>pivot cache(s) are used by pivot tables as data source storage
*/
void initPivotCache() {
if (myLEOFile.hasPivotCache()) {
PivotCache pc= new PivotCache(); // grab any pivot caches
try {
pc.init(myLEOFile.getDirectoryArray(), this);
mybook.setPivotCache(pc);
} catch (Exception e) {
}
}