Java File Size Get getFileSize(String filePath)

Description

Get file size.

License

Apache License

Parameter

Parameter	Description
filePath	a parameter

Declaration

public static long getFileSize(String filePath) 

Method Source Code

//package com.java2s;
/**************************************************************
 * /*  w w w. jav a2  s  .co m*/
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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.
 * 
 *************************************************************/

import java.io.File;

public class Main {
    /**
     * Get file size. If it's a directory, it calculates the total size of files
     * 
     * @param filePath
     * @return
     */
    public static long getFileSize(String filePath) {
        return getFileSize(new File(filePath));
    }

    /**
     * Get file size. If it's a directory, it calculates the total size of files
     * 
     * @param file
     * @return
     */
    public static long getFileSize(File file) {
        if (file.isFile())
            return file.length();

        long size = 0;
        File[] files = file.listFiles();
        if (files == null)
            return size;

        for (File f : files) {
            size += getFileSize(f);
        }
        return size;
    }
}

Related

1. getFileSize(String filename)
2. getFileSize(String fileName)
3. getFileSize(String filename)
4. getFileSize(String fileName, Logger log)
5. getFileSize(String filename, String dir)
6. getFileSize(String filePath)
7. getFilesize(String filepath)
8. getFileSize(String filePath)
9. getFileSize(String filePath)