Java FileInputStream Read readFile(InputStream iStream)

Description

read File

License

Open Source License

Declaration

public static byte[] readFile(InputStream iStream) throws IOException 

Method Source Code

//package com.java2s;
/*/*from  ww  w .j  a v  a 2  s .  com*/
 * This software is OSI Certified Open Source Software
 * 
 * The MIT License (MIT)
 * Copyright 2000-2001 by Wet-Wired.com Ltd., Portsmouth England
 * 
 * Permission is hereby granted, free of charge, to any person obtaining a 
 * copy of this software and associated documentation files (the "Software"), 
 * to deal in the Software without restriction, including without limitation 
 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 
 * and/or sell copies of the Software, and to permit persons to whom the 
 * Software is furnished to do so, subject to the following conditions: 
 * 
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software. 
 * 
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO
 * EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES
 * OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
 * DEALINGS IN THE SOFTWARE.
 * 
 */

import java.io.*;

public class Main {
    public static byte[] readFile(InputStream iStream) throws IOException {
        int bytePos = 0;
        int bIn = iStream.read();
        byte[] byteArray = new byte[1000];

        while (bIn != -1) {
            byteArray[bytePos] = (byte) bIn;
            bytePos++;

            if (bytePos % 1000 == 0 && bytePos != 0) {
                byte[] newByteArray = new byte[bytePos + 1000];
                System.arraycopy(byteArray, 0, newByteArray, 0, bytePos);
                byteArray = newByteArray;
            }

            bIn = iStream.read();
        }

        byte[] newByteArray = new byte[bytePos];
        System.arraycopy(byteArray, 0, newByteArray, 0, bytePos);
        byteArray = newByteArray;

        return byteArray;
    }

    public static String readFile(String fileName) throws IOException {

        return readFileToBuffer(fileName).toString();
    }

    public static StringBuffer readFileToBuffer(String fileName) throws IOException {

        return new StringBuffer(new String(readFile(new FileInputStream(new File(fileName).getAbsolutePath()))));
    }
}

Related

1. readFile(final File file)
2. readFile(final File file)
3. readFile(final InputStream stream)
4. readFile(final String fileNamePath)
5. readFile(InputStream ios)
6. readFile(String destination)
7. readFile(String file)
8. readFile(String file)
9. readFile(String file)