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讀取遠程文件，然后在指定目錄下生成同樣的文件

private ? void ?FileWrite(String?ftp,String?DXBS,String?fileName,String?fileExt) {

????????java.net.URL?urlfile? = ? null ;

????????HttpURLConnection?httpUrl? = ? null ;

???????? try ? {

???????????? // ?連接指定的網絡資源,獲取網絡輸入流

????????????urlfile? = ? new ?java.net.URL(ftp + " / " + DXBS + " / " + fileName + " . " + fileExt);

????????????httpUrl? = ?(HttpURLConnection)?urlfile.openConnection();

????????????httpUrl.connect();

???????????? int ?bytesum? = ? 0 ;

???????????? int ?byteread? = ? 0 ;

????????????InputStream?inStream? = ?httpUrl.getInputStream();

???????????? this .mkdir( " d:/ftp/ " + DXBS);

????????????FileOutputStream?fs? = ? new ?FileOutputStream( " D:/ftp/ " + DXBS + " / " + fileName + " . " + fileExt);

???????????? byte []?buffer? = ? new ? byte [ 1444 ];

???????????? while ?((byteread? = ?inStream.read(buffer))? != ? - 1 )? {

????????????????bytesum? += ?byteread;

????????????????fs.write(buffer,? 0 ,?byteread);

????????????}

????????} ? catch ?(Exception?e)? {

????????} ?

????????

????}

????

????? private ? void ?mkdir(String?mkdirName)? throws ?Exception? {

????????File?dirFile? = ? new ?File(mkdirName);

???????? boolean ?bFile? = ?dirFile.exists();

???????? if ?(bFile? == ? true )? {

????????} ? else ? {

????????????bFile? = ?dirFile.mkdir();

???????????? if ?(bFile? == ? true )? {

????????????} ? else ? {

????????????????System.exit( 1 );

????????????}

????????}