mytree.java

企业内部管理系统

package model;

import java.io.BufferedReader;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.IOException;

import javax.swing.JScrollPane;
import javax.swing.JTree;
import javax.swing.tree.DefaultMutableTreeNode;
import javax.swing.tree.DefaultTreeModel;
import javax.swing.tree.TreeModel;
import javax.swing.tree.TreeNode;
import javax.swing.tree.TreePath;

public class MyTree {

	static JTree tree;

	DefaultTreeModel treeModel = null;

	DefaultMutableTreeNode leafnode;

	DefaultMutableTreeNode node2;

	DefaultMutableTreeNode node1;

	DefaultMutableTreeNode root;

	DefaultTreeModel dtm;

	// public MyTree() {
	//
	// // TODO Auto-generated constructor stub
	// }

	public DefaultTreeModel creatNode() {
		root = new DefaultMutableTreeNode("newtouch");
		node1 = new DefaultMutableTreeNode("department");
		node2 = new DefaultMutableTreeNode("NNC");
		root.add(node1);
		root.getPath();
		node1.add(node2);
		node1.getPath();
		node2.getPath();
		node2 = new DefaultMutableTreeNode("OBC");
		node1.add(node2);
		node2.getPath();
		node2 = new DefaultMutableTreeNode("OBO");
		// tree.setModel(new DefaultTreeModel(root));
		node1.add(node2);
		node2.getPath();
		String info = new String();
		BufferedReader in;
		String[] element = new String[4];
		try {
			in = new BufferedReader(new FileReader("CSV.csv"));
			info = in.readLine();
			while (info != null) {
				element = info.split(",", 4);
				// System.out.print(node1.getChildAt(0).toString());
				for (int i = 0; i < 3; i++)
					if (element[2].equals(node1.getChildAt(i).toString())) {
						// f.getLeafnode() = new
						// DefaultMutableTreeNode(element[1]);
						leafnode = new DefaultMutableTreeNode(element[1]);
						((DefaultMutableTreeNode) node1.getChildAt(i))
								.add(leafnode);
						leafnode.getPath();
					}
				info = in.readLine();
			}
		} catch (FileNotFoundException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		} catch (IOException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
		tree = new JTree(root);
		treeModel = (DefaultTreeModel) tree.getModel();
		return treeModel;

	}

	public static void main(String[] args) {
		MyTree tt = new MyTree();

	}

	public DefaultTreeModel getTreeModel() {
		return treeModel;
	}

}