Index: src/main/java/common/javax/swing/text/StyleConstants.java =================================================================== --- src/main/java/common/javax/swing/text/StyleConstants.java (revision 496381) +++ src/main/java/common/javax/swing/text/StyleConstants.java (working copy) @@ -200,7 +200,7 @@ } public static Component getComponent(final AttributeSet a) { - return (Component)a.getAttribute(ComponentAttribute); + return (a == null ? null : (Component) a.getAttribute(ComponentAttribute)); } public static void setForeground(final MutableAttributeSet a,