// File file = new File("D:\\abc.txt");

File file = new File(newUrl);

try {

if (!file.exists() != false) {

file.createNewFile();

}

} catch (IOException e) {

e.printStackTrace();

}

String line = null;

try {

BufferedWriter bw = new BufferedWriter(new FileWriter(file));//打开写入流

FileReader fr = new FileReader(oldUrl);//打开输出流

BufferedReader br = new BufferedReader(fr);

while ((line = br.readLine()) != null) {//输出一行

bw.write(line);//写入一行字符串

bw.newLine();//换行

bw.flush();

}

br.close();

bw.close();

} catch (Exception e) {

e.printStackTrace();

}finally {

}

}