Create JTree visitor to visit all nodes in a JTree in Java
Description
The following code shows how to create JTree visitor to visit all nodes in a JTree.
Example
// www. ja v a2s . c om
import java.util.Enumeration;
import javax.swing.JTree;
import javax.swing.tree.TreeNode;
public class Main {
public static void main(String[] argv) throws Exception {
JTree tree = new JTree();
visitAllNodes(tree);
}
public static void visitAllNodes(JTree tree) {
TreeNode root = (TreeNode) tree.getModel().getRoot();
visitAllNodes(root);
}
public static void visitAllNodes(TreeNode node) {
System.out.println(node);
if (node.getChildCount() >= 0) {
for (Enumeration e = node.children(); e.hasMoreElements();) {
TreeNode n = (TreeNode) e.nextElement();
visitAllNodes(n);
}
}
}
}
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