Skynet

???? /*
?????*?將對象轉化成java.sql.Blob?
?????*?要求?對象是序列化的
????? */
???? public ?java.sql.Blob?ObjectToBlob(Object?obj)? throws ?IOException{
???????? try ?{
????????????ByteArrayOutputStream?out? = ? new ?ByteArrayOutputStream();
????????????ObjectOutputStream?outputStream? = ? new ?ObjectOutputStream(out);
????????????outputStream.writeObject(obj);
???????????? byte []?bytes? = ?out.toByteArray();
????????????outputStream.close();
???????????? return ?Hibernate.createBlob(bytes);
????????}? catch ?(Exception?e)?{
???????????? // ?TODO:?handle?exception
????????????System.out.println( " ObjectToBlob " );
???????????? return ? null ;
????????}????????
????}
????
????
???? /*
?????*?將java.sql.Blob?轉化成?對象?相應對象
?????*?要求?對象是序列化的
????? */ ????
???? public ?Object?BlobToObject(java.sql.Blob?desblob,Object?obj)? throws ?IOException{
???????? try ?{
????????????ObjectInputStream?in? = ? new ?ObjectInputStream(desblob.getBinaryStream());
????????????obj? = ??in.readObject();
????????????in.close();????
???????????? return ?obj;
????????}? catch ?(Exception?e)?{
???????????? // ?TODO:?handle?exception
????????????System.out.println( " BlobToObject " );
????????????e.printStackTrace();
???????????? return ? null ;
????????}????????
????}????
????
????