Java Disk Free Space Get getTreeSize(File root)

Description

Get the size of a file or a directory tree

License

Apache License

Parameter

Parameter	Description
root	a parameter

Return

size of the file or directory tree

Declaration

public static long getTreeSize(File root) 

Method Source Code

//package com.java2s;
/*******************************************************************************
 * Copyright (c) 2010, 2012 Institute for Dutch Lexicology
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.// w  ww . ja  va 2s.c  o  m
 *******************************************************************************/

import java.io.File;

public class Main {
    /**
     * Get the size of a file or a directory tree
     *
     * @param root
     * @return size of the file or directory tree
     */
    public static long getTreeSize(File root) {
        long size = 0;
        if (root.isFile())
            size = root.length();
        else {
            for (File f : root.listFiles()) {
                size += getTreeSize(f);
            }
        }
        return size;
    }
}

Related

1. getFreeSpace(File directory)
2. getFreeSpace(File file)
3. getFreeSpace(String dir)
4. getFreeSpace(String pathname)
5. getFreeSpaceOnPartition(File f)
6. getTreeSize(File root)
7. getUnixFreeSpace(String pathname)