java copyFile

java copyFile

public static void copyFile(File oldFile,File newFile) throws IOException{
    FileInputStream fis = new FileInputStream(oldFile);
    FileOutputStream fos = new FileOutputStream(newFile);
    int index=0;
    byte[] bytes = new byte[1024];
    while((index=fis.read(bytes))!=-1) {
        fos.write(bytes, 0, index);
    }
    fos.flush();
    fos.close();
    fis.close();
}

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