Bug 3555 source for binaries - 'defaults' button does not work (1G840M4)
AK (1/25/01 2:43:33 PM) 1. create a java project 2. open the properties page for rt.jar in the project 3. clear the 'Sources JAR file' field 4. press 'Defaults' nothing happens NOTES: EG (2/1/01 10:02:53 AM) wait until we finish the Library presentation issue.
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/wizards/buildpaths/SourceAttachmentBlock.java
return status;
				}
			}				
		}
		return status;
	}
	
	private IStatus updateFileNameStatus() {
		StatusInfo status= new StatusInfo();
		fResolvedFile= null;
		fFileVariablePath= null;
		
		String fileName= fFileNameField.getText();
		if (fileName.length() == 0) {
			
			return status;
		} else {
			if (!Path.EMPTY.isValidPath(fileName)) {
				status.setError(NewWizardMessages.getString("SourceAttachmentBlock.filename.error.notvalid")); 
				return status;
			}
			IPath filePath= new Path(fileName);
			IPath resolvedPath;
			if (fIsVariableEntry) {
				if (filePath.getDevice() != null) {
					status.setError(NewWizardMessages.getString("SourceAttachmentBlock.filename.error.deviceinpath")); 
					return status;
				}
				String varName= filePath.segment(0);
				if (varName == null) {