private CategoryDB[] getCategories(long parentId) {
		try {
			Field[] ids = mgr.getCategoryDBAdapter().getRecordIdsWithParent(parentId);
			CategoryDB[] cats = new CategoryDB[ids.length];
			for (int i = 0; i < cats.length; i++) {
				cats[i] = mgr.getCategoryDB(ids[i].getLongValue());
			}
			return cats;
		}
		catch (IOException e) {
			mgr.dbError(e);
			return null;
		}
	}
@see ghidra.program.model.data.Category#setName(java.lang.String)
Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/program/database/data/CategoryDB.java