class org/eclipse/jface/viewers/ITreeContentProvider
getChildren
 (Ljava/lang/Object;)[Ljava/lang/Object;
 (L1java/lang/Object;)[1L1java/lang/Object;
getElements
 (Ljava/lang/Object;)[Ljava/lang/Object;
 (L1java/lang/Object;)[1L1java/lang/Object;
getParent
 (Ljava/lang/Object;)Ljava/lang/Object;
 (L1java/lang/Object;)L0java/lang/Object;
hasChildren
 (Ljava/lang/Object;)Z
 (L1java/lang/Object;)Z