protected void refresh() {
		if (program.getModificationNumber() == modificationNumber) {
			return;
		}
		modificationNumber = program.getModificationNumber();

		// once in an error status, it must stay that way (to distinguish it from the 
		// "not done" state, otherwise we would clear it when refresh the status)
		if (status == QuickFixStatus.ERROR) {
			return;
		}

		current = doGetCurrent();
		updateStatus();
	}
Returns the current value of the affected program element. 
@return the current value of the affected program element.
Ghidra/Features/Base/src/main/java/ghidra/features/base/quickfix/QuickFix.java