copy File - Android File Input Output

Android examples for File Input Output:Copy File

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  4. Copy File

Description

copy File

Demo Code


//package com.java2s;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;

public class Main {
    private static void copyFile(File from, File to) {
        if (!from.exists()) {
            return;
        }//from   w  ww.  j a v  a2s. c  o  m
        FileInputStream in = null;
        FileOutputStream out = null;
        try {
            in = new FileInputStream(from);
            out = new FileOutputStream(to);

            byte bt[] = new byte[1024];
            int c;
            while ((c = in.read(bt)) > 0) {
                out.write(bt, 0, c);
            }
        } catch (Exception e) {
            e.printStackTrace();
        } finally {
            try {
                if (in != null) {
                    in.close();
                }
                if (out != null) {
                    out.close();
                }
            } catch (IOException e) {
                e.printStackTrace();
            }

        }
    }
}

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