sourceFileIcon = new ImageIcon(classLoader.getResource("edu/umd/cs/findbugs/gui/sourcefile.png"));
	public BugCellRenderer() {	    ClassLoader classLoader = this.getClass().getClassLoader();	    bugGroupIcon = new ImageIcon(classLoader.getResource("edu/umd/cs/findbugs/gui/bug.png"));	    packageIcon = new ImageIcon(classLoader.getResource("edu/umd/cs/findbugs/gui/package.png"));	    bugIcon = new ImageIcon(classLoader.getResource("edu/umd/cs/findbugs/gui/bug2.png"));	    classIcon = new ImageIcon(classLoader.getResource("edu/umd/cs/findbugs/gui/class.png"));	    methodIcon = new ImageIcon(classLoader.getResource("edu/umd/cs/findbugs/gui/method.png"));	    fieldIcon = new ImageIcon(classLoader.getResource("edu/umd/cs/findbugs/gui/field.png"));	}