public Data getDefinedDataAt(Address address) {
		return getDefinedDataAt(addrMap.getKey(address, false));
	}
Returns the defined data whose min address equals the specified address.

@param address the min address of the data defined to return 
@return the defined data at the specified address, or null if a defined data does 
not exist
Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/program/database/code/CodeManager.java