Bug 88854 [refactoring] Error message in Change Method Signature dialog doesnt correctly display method name if name contains character &
Error message in the Change Method Signature dialog does not correctly display method name if the name contains character &. You may complete the following steps in order to reproduce this scenario: 1. Create a new Java project and add a new Java class into the newly created project. 2. Implement a method in the class created in step 1. 3. In the Outline view, select the method implemented in step 2, right click and choose Refactor -> Change Method Signature from the context menu. The Change Method Signature dialog. 4. Type &abc in the Method name: filed. Expected Behavior: An error message should be displayed stating that &abc is not a valid Java identifier. Expected Behavior: An error message is displayed stating that abc (instead of &abc) is not a valid Java identifier. See the attached screenshot of the Change Method Signature dialog for more information.
org.eclipse.ltk.ui.refactoring/src/org/eclipse/ltk/internal/ui/refactoring/RefactoringWizardDialog2.java
String msg= page.getErrorMessage();
			int type= IMessageProvider.ERROR;
			if (msg == null || msg.length() == 0) {
				msg= page.getMessage();
				type= IMessageProvider.NONE;
			if (msg != null && page instanceof IMessageProvider) 
				type = ((IMessageProvider)page).getMessageType();
			}
			Image image= null;
			switch (type) {
				case IMessageProvider.INFORMATION:
					image= INFO;
					break;
				case IMessageProvider.WARNING:
					image= WARNING;
					break;
				case IMessageProvider.ERROR:
					image= ERROR;
					break;
			}
			if (msg == null)
				msg= ""; 
			fText.setText(msg);
			if (image == null && msg.length() > 0)
				image= INFO;
			fImage.setImage(image);
		}
	}
	
	private static class PageBook extends Composite {