code: public void delCacheEntry(CacheEntry ce, int cause, int source, boolean fromDepIdTemplateInvalidation) {
          this.invalidationBuffer.add(ce.id, HTODInvalidationBuffer.EXPLICIT_BUFFER, cause, source, fromDepIdTemplateInvalidation, !HTODInvalidationBuffer.FIRE_EVENT,
                                      !HTODInvalidationBuffer.ALIAS_ID);
          for (int i = 0; i < ce.aliasList.length; i++) {
              this.invalidationBuffer.add(ce.aliasList[i], HTODInvalidationBuffer.EXPLICIT_BUFFER, cause, source, fromDepIdTemplateInvalidation, !HTODInvalidationBuffer.FIRE_EVENT,
                                          HTODInvalidationBuffer.ALIAS_ID);;
          }
      }
docs: ***********************************************************************
  delCacheEntry()
  Delete cacheEntry from the disk. This also remove dependencies for all dataIds and templates
  to the cacheEntry
  ***********************************************************************