docs.oracle.com:
http://docs.oracle.com/javase/7/docs/api/javax/swing/tree/DefaultMutableTreeNode.html
易百教程
http://www.yiibai.com/swing/swing_jcomponent.html
docs.oracle.com:
http://docs.oracle.com/javase/7/docs/api/javax/swing/tree/DefaultMutableTreeNode.html
http://www.yiibai.com/swing/swing_jcomponent.html

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