} else if (groupType == BY_CATEGORY) {
} else if (groupType == GROUP_BY_BUG_TYPE) {
	public Component getTreeCellRendererComponent(JTree tree, Object value, boolean sel,	boolean expanded, boolean leaf, int row, boolean hasFocus) {	    	    super.getTreeCellRendererComponent(tree, value, sel, expanded, leaf, row, hasFocus);	    	    // Set the icon, depending on what kind of node it is	    DefaultMutableTreeNode node = (DefaultMutableTreeNode) value;	    Object obj = node.getUserObject();	    if (obj instanceof BugInstance) {		setIcon(bugIcon);	    } else if (obj instanceof ClassAnnotation) {		setIcon(classIcon);	    } else if (obj instanceof MethodAnnotation) {		setIcon(methodIcon);	    } else if (obj instanceof FieldAnnotation) {		setIcon(fieldIcon);	    } else if (obj instanceof BugInstanceGroup) {		// This is a "group" node		BugInstanceGroup groupNode = (BugInstanceGroup) obj;		String groupType = groupNode.getGroupType();		if (groupType == BY_CLASS) {		    setIcon(classIcon);		} else if (groupType == BY_PACKAGE) {		    setIcon(packageIcon);		} else if (groupType == BY_CATEGORY) {		    setIcon(bugGroupIcon);		}	    } else {		setIcon(null);	    }	    	    return this;	}