copy from Reader to Writer - Android File Input Output

Android examples for File Input Output:Copy File

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Description

copy from Reader to Writer

Demo Code


//package com.book2s;

import java.io.IOException;
import java.io.InputStream;

import java.io.OutputStream;
import java.io.Reader;

import java.io.Writer;

public class Main {
    private static int copy(Reader input, Writer output) throws IOException {
        char[] buffer = new char[1024 * 4];
        int count = 0;
        int n = 0;
        while (-1 != (n = input.read(buffer))) {
            output.write(buffer, 0, n);//from www  .j a v a  2  s  . co m
            count += n;
        }
        return count;
    }

    public static int copy(InputStream input, OutputStream output)
            throws IOException {
        byte[] buffer = new byte[1024 * 4];
        int count = 0;
        int n = 0;
        while (-1 != (n = input.read(buffer))) {
            output.write(buffer, 0, n);
            count += n;
        }
        return count;
    }
}

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