@Override
			public void stateChanged(ChangeEvent e) {
				int chosenConflictOption =
					AbstractFunctionMerger.this.verticalConflictPanel.getSelectedOptions();
				if (chosenConflictOption == ListingMergeConstants.ASK_USER) {
					if (mergeManager != null) {
						mergeManager.setApplyEnabled(false);
					}
					return;
				}
				if (mergeManager != null) {
					mergeManager.clearStatusText();
				}
				try {
					mergeFunctionReturn(functions, chosenConflictOption, monitor);
					if (mergeManager != null) {
						mergeManager.setApplyEnabled(true);
					}
				}
				catch (Exception e1) {
					Msg.error(this, "Unexpected Exception: " + e1.getMessage(), e1);
				}
			}
This is a generic method for displaying the contents of the information 
buffer to the user.
Ghidra/Features/Base/src/main/java/ghidra/app/merge/listing/AbstractFunctionMerger.java