Iets als:
create or replace and compile java source named "ErrorMessage"
as
import java.util.zip.Inflater;
import java.lang.Byte;
import java.sql.Blob;
public class ErrorMessage {
public static String uncompressMessage( Blob data, int uncompressedLength ){
String uncompData2 = null;
try{
final long size = data.length();
final byte[] cdata = data.getBytes( 0L, (int) size );
Inflater inflater = new Inflater();
inflater.setInput( cdata );
byte[] uncompData = new byte[uncompressedLength];
int n = inflater.inflate(uncompData);
uncompData2 = new String( uncompData, "UTF-8" );
inflater.end();
}catch (Exception e){
e.getMessage();
}
return uncompData2;
}
}
/
create or replace function getErrorMessage(msgdata blob, msgdatalength number) return varchar2
as language java
name 'ErrorMessage.uncompressMessage(java.sql.Blob,int) return java.lang.String';