Java 过滤所有html标签，复制文件到指定位置

public static String filterHtml(String string)
        {
                String str = string.replaceAll("<[a-zA-Z]+[1-9]?[^><]*>", "").replaceAll("</[a-zA-Z]+[1-9]?>", "");
                return str;
        }

复制文件到指定位置
public static boolean inPutStreamTofile(InputStream inStream, String targetfile)
        {
                FileOutputStream fs = null;
                try
                {
                        File target = new File(targetfile);
                        File dir = target.getParentFile();
                        if (!dir.exists())
                        {
                                dir.mkdirs();
                        }
                        if (target.exists())
                        {
                                target.delete();
                        }
                        target.createNewFile();
                        fs = new FileOutputStream(target);
                        byte[] buffer = new byte[1024];
                        int byteread = 0;
                        while ((byteread = inStream.read(buffer)) != -1)
                        {
                                fs.write(buffer, 0, byteread);
                        }
                        return true;
                }
                catch (Exception e)
                {
                        e.printStackTrace();
                        return false;
                }
                finally
                {
                        if (fs != null)
                        {
                                try
                                {
                                        fs.close();
                                }
                                catch (IOException e)
                                {
                                        e.printStackTrace();
                                }
                        }
                        if (inStream != null)
                        {
                                try
                                {
                                        inStream.close();
                                }
                                catch (IOException e)
                                {
                                        e.printStackTrace();
                                }
                        }
                }
        }

    public static boolean copyfile(File source, String targetfile)
    {
        try
        {
            InputStream inStream = new FileInputStream(source);
            return inPutStreamTofile(inStream, targetfile);
        }
        catch (FileNotFoundException e)
        {
            e.printStackTrace();
            return false;
        }
        
    }