void clearCache() {

		try {
			if (nextKey != (int) protoAdapter.getKey()) {
				protoArray = new ObjectArray(protoAdapter.getNumRecords());
				protoHt.removeAll();
				populatePrototypes();
			}

		}
		catch (IOException e) {
			program.dbError(e);
		}
	}
Get the prototype with the given ID.
@param protoID prototype ID
@return instruction prototype or null if not found
Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/program/database/code/PrototypeManager.java