System.arraycopy(buffer, bufferIndex, this.txn_buf, this.bufDataStart + this.dataDisplacement, this.dataCount);
            bufferIndex += this.dataCount;
        }

        /*
         * Check to see if the entire transaction has been
         * read. If so call the read methods.
         */

        if ( !this.parametersDone && ( this.parameterDisplacement + this.parameterCount ) == this.totalParameterCount ) {

            System.arraycopy( buffer, bufferIndex, txn_buf,
                            bufDataStart + dataDisplacement, dataCount );
            bufferIndex += dataCount;
        }

        /* Check to see if the entire transaction has been
         * read. If so call the read methods.
         */

        if( !parametersDone &&
                ( parameterDisplacement + parameterCount ) == totalParameterCount) {