Java File Read via ByteBuffer readFileToString(String path)

Description

Reads a file into a string.

License

BSD License

Parameter

Parameter	Description
path	a parameter

Exception

Parameter	Description
IOException	an exception

Declaration

public static String readFileToString(String path) throws IOException 

Method Source Code

//package com.java2s;
/****************************************************************************\ 
 *                                                                            *
 *  SNEE (Sensor NEtwork Engine)                                              *
 *  http://code.google.com/p/snee                                             *
 *  Release 1.0, 24 May 2009, under New BSD License.                          *
 *                                                                            *
 *  Copyright (c) 2009, University of Manchester                              *
 *  All rights reserved.                                                      *
 *                                                                            *
 *  Redistribution and use in source and binary forms, with or without        *
 *  modification, are permitted provided that the following conditions are    *
 *  met: Redistributions of source code must retain the above copyright       *
 *  notice, this list of conditions and the following disclaimer.             *
 *  Redistributions in binary form must reproduce the above copyright notice, *
 *  this list of conditions and the following disclaimer in the documentation *
 *  and/or other materials provided with the distribution.                    *
 *  Neither the name of the University of Manchester nor the names of its     *
 *  contributors may be used to endorse or promote products derived from this *
 *  software without specific prior written permission.                       *
 *                                                                            *
 *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS   *
 *  IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, *
 *  THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR    *
 *  PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR          *
 *  CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,     *
 *  EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,       *
 *  PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR        *
 *  PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF    *
 *  LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING      *
 *  NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS        *
 *  SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.              *
 *                                                                            *
\****************************************************************************/

import java.io.File;
import java.io.FileInputStream;

import java.io.IOException;

import java.nio.MappedByteBuffer;
import java.nio.channels.FileChannel;
import java.nio.charset.Charset;

public class Main {
    /**//from w  w w .  j a v a  2  s  .co m
     * Reads a file into a string.
     * 
     * @param path
     * @return
     * @throws IOException
     */
    //taken from: http://stackoverflow.com/questions/326390/how-to-create-a-java-string-from-the-contents-of-a-file
    public static String readFileToString(String path) throws IOException {
        FileInputStream stream = new FileInputStream(new File(path));
        try {
            FileChannel fc = stream.getChannel();
            MappedByteBuffer bb = fc.map(FileChannel.MapMode.READ_ONLY, 0, fc.size());
            /* Instead of using default, pass in a decoder. */
            return Charset.defaultCharset().decode(bb).toString();
        } finally {
            stream.close();
        }
    }
}

Related

1. readFileIntoString(File localFile)
2. readFileIntoString(String path)
3. readFileNIO(String path, StringBuilder builder)
4. readFileToBuffer(java.io.File file)
5. readFileToString(String path)
6. readFlashString(DataInputStream s)
7. readFloat(BufferedReader br)
8. ReadFloat(InputStream is)
9. readFromBuffer(byte[] buffer, int start, int end)