Java InputStream Copy copyLarge(InputStream input, OutputStream output)

Description

copy the input stream to out.

License

Apache License

Parameter

Parameter	Description
input	the input stream
output	the output stream

Exception

Parameter	Description
IOException	an exception

Return

the count of read.

Declaration

public static long copyLarge(InputStream input, OutputStream output) throws IOException 

Method Source Code

//package com.java2s;
//License from project: Apache License 

import java.io.*;

public class Main {
    private static final int EOF = -1;
    private static final int DEFAULT_BUFFER_SIZE = 1024 * 4;

    /**//w  w  w  .ja  v  a2 s .co  m
     * copy the input stream to out.
     * @param input the input stream
     * @param output the output stream
     * @return the count of read.
     * @throws IOException
     */
    public static long copyLarge(InputStream input, OutputStream output) throws IOException {

        byte[] buffer = new byte[DEFAULT_BUFFER_SIZE];
        long count = 0;
        int n = 0;
        while (EOF != (n = input.read(buffer))) {
            output.write(buffer, 0, n);
            count += n;
        }
        return count;
    }
}

Related

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2. copyLarge(InputStream input, OutputStream output)
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