Main.java Source code

Introduction

Here is the source code for Main.java

Source

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

import android.util.Log;

public class Main {
    public static final String TAG = "Utils";

    public static void copyFile(File oldLocation, File newLocation) throws IOException {
        if (oldLocation.exists()) {
            BufferedInputStream reader = new BufferedInputStream(new FileInputStream(oldLocation));
            BufferedOutputStream writer = new BufferedOutputStream(new FileOutputStream(newLocation, false));
            try {
                byte[] buff = new byte[8192];
                int numChars;
                while ((numChars = reader.read(buff, 0, buff.length)) != -1) {
                    writer.write(buff, 0, numChars);
                }
            } catch (IOException ex) {
                throw new IOException(
                        "IOException when transferring " + oldLocation.getPath() + " to " + newLocation.getPath());
            } finally {
                try {
                    if (reader != null) {
                        writer.close();
                        reader.close();
                    }
                } catch (IOException ex) {
                    Log.e(TAG, "Error closing files when transferring " + oldLocation.getPath() + " to "
                            + newLocation.getPath());
                }
            }
        } else {
            throw new IOException("Old location does not exist when transferring " + oldLocation.getPath() + " to "
                    + newLocation.getPath());
        }
    }
}