Java SE (Java Platform, Standard Edition)

package com.demo.tree.checkbox;

import java.io.File;
import java.util.ArrayList;

import javax.swing.JFrame;
import javax.swing.JScrollPane;
import javax.swing.JTree;
import javax.swing.WindowConstants;
import javax.swing.event.TreeModelEvent;
import javax.swing.event.TreeModelListener;
import javax.swing.tree.TreeModel;
import javax.swing.tree.TreePath;

class FileTreeModel implements TreeModel {
private final ArrayList<TreeModelListener> mListeners = new ArrayList<>();
private final MyFile mFile;

public FileTreeModel(final MyFile pFile) {  
    mFile = pFile;  
}  

[@Override](https://apexds-adb-curie.apexdev.oraclecorp.com/ords/apexds/user/Override)  
public Object getRoot() {  
    return mFile;  
}  

[@Override](https://apexds-adb-curie.apexdev.oraclecorp.com/ords/apexds/user/Override)  
public Object getChild(final Object pParent, final int pIndex) {  
    return ((MyFile) pParent).listFiles()\[pIndex\];  
}  

[@Override](https://apexds-adb-curie.apexdev.oraclecorp.com/ords/apexds/user/Override)  
public int getChildCount(final Object pParent) {  
    return ((MyFile) pParent).listFiles().length;  
}  

[@Override](https://apexds-adb-curie.apexdev.oraclecorp.com/ords/apexds/user/Override)  
public boolean isLeaf(final Object pNode) {  
    return !((MyFile) pNode).isDirectory();  
}  

[@Override](https://apexds-adb-curie.apexdev.oraclecorp.com/ords/apexds/user/Override)  
public void valueForPathChanged(final TreePath pPath, final Object pNewValue) {  
    final MyFile oldTmp = (MyFile) pPath.getLastPathComponent();  
    final File oldFile = oldTmp.getFile();  
    final String newName = (String) pNewValue;  
    final File newFile = new File(oldFile.getParentFile(), newName);  
    oldFile.renameTo(newFile);  
    System.out.println("Renamed '" + oldFile + "' to '" + newFile + "'.");  
    reload();  
}  

[@Override](https://apexds-adb-curie.apexdev.oraclecorp.com/ords/apexds/user/Override)  
public int getIndexOfChild(final Object pParent, final Object pChild) {  
    final MyFile\[\] files = ((MyFile) pParent).listFiles();  
    for (int i = 0; i \< files.length; i++) {  
        if (files\[i\] == pChild)  
            return i;  
    }  
    return -1;  
}  

[@Override](https://apexds-adb-curie.apexdev.oraclecorp.com/ords/apexds/user/Override)  
public void addTreeModelListener(final TreeModelListener pL) {  
    mListeners.add(pL);  
}  

[@Override](https://apexds-adb-curie.apexdev.oraclecorp.com/ords/apexds/user/Override)  
public void removeTreeModelListener(final TreeModelListener pL) {  
    mListeners.remove(pL);  
}  

public void reload() {  
    final int n = getChildCount(getRoot());  
    final int\[\] childIdx = new int\[n\];  
    final Object\[\] children = new Object\[n\];  

    for (int i = 0; i \< n; i++) {  
        childIdx\[i\] = i;  
        children\[i\] = getChild(getRoot(), i);  
    }  

    fireTreeStructureChanged(this, new Object\[\] { getRoot() }, childIdx, children);  
}  

protected void fireTreeStructureChanged(final Object source, final Object\[\] path, final int\[\] childIndices,  
        final Object\[\] children) {  
    final TreeModelEvent event = new TreeModelEvent(source, path, childIndices, children);  
    for (final TreeModelListener l : mListeners) {  
        l.treeStructureChanged(event);  
    }  
}  

}

class MyFile {
private final File mFile;

public MyFile(final File pFile) {  
    mFile = pFile;  
}  

public boolean isDirectory() {  
    return mFile.isDirectory();  
}  

public MyFile\[\] listFiles() {  
    final File\[\] files = mFile.listFiles();  
    if (files == null)  
        return null;  
    if (files.length \< 1)  
        return new MyFile\[0\];  

    final MyFile\[\] ret = new MyFile\[files.length\];  
    for (int i = 0; i \< ret.length; i++) {  
        final File f = files\[i\];  
        ret\[i\] = new MyFile(f);  
    }  
    return ret;  
}  

public File getFile() {  
    return mFile;  
}  

[@Override](https://apexds-adb-curie.apexdev.oraclecorp.com/ords/apexds/user/Override)  
public String toString() {  
    return mFile.getName();  
}  

}

public class folderlist {
public static void main(final String[] args) {
final JFrame f = new JFrame();
f.setDefaultCloseOperation(WindowConstants.DISPOSE_ON_CLOSE);
f.setBounds(100, 100, 400, 400);

    final File file = new File("C:\\\\Artifacts");  
    final MyFile mf = new MyFile(file);  
    final TreeModel model = new FileTreeModel(mf);  
    final JTree tree = new JTree(model);  
    tree.setEditable(true);  

    f.add(new JScrollPane(tree));  
    f.setVisible(true);  
}  

}