Java InputStream Copy nio copy(InputStream in, OutputStream out)

Description

copy

License

Apache License

Declaration

public static void copy(InputStream in, OutputStream out) throws IOException 

Method Source Code

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

import java.io.*;
import java.nio.file.Files;
import java.nio.file.Path;

public class Main {
    private static final int IO_BUFFER_SIZE = 8 * 1024;

    public static void copy(InputStream in, OutputStream out) throws IOException {
        byte[] b = new byte[IO_BUFFER_SIZE];
        int read;
        while ((read = in.read(b)) != -1) {
            out.write(b, 0, read);//from  w  ww  .  j  a  v  a 2s  .c  o m
        }
    }

    public static byte[] read(InputStream in) throws IOException {
        ByteArrayOutputStream out = new ByteArrayOutputStream();

        copy(in, out);
        out.close();

        return out.toByteArray();
    }

    public static void write(Path path, String string) throws IOException {
        PrintWriter out = null;
        try {
            out = new PrintWriter(Files.newOutputStream(path));
            out.write(string);
        } finally {
            if (out != null) {
                out.close();
            }
        }
    }
}

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