static void setMaxBufferSize(int testSize) {
		maxBufSize = testSize;
	}
Returns a layered DBBuffer object for the given database buffer id
@param bufferID the id of the first buffer in the DBBuffer.
@param shadowBuffer the buffer to use for byte values unless the bytes have been
explicitly set in this buffer.
@return a DBBuffer object for the given database buffer id using the given shadow buffer.
@throws IOException if a database IO error occurs.
Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/program/database/mem/FileBytesAdapter.java