Patent ID: 7471406

Claim:
A printing control apparatus capable of processing a first print job corresponding to print data to which a header has been attached and a second print job corresponding to print data to which a header has not been attached, comprising: a receiving unit for receiving the print data; a receive buffer for storing the received print data; an interpreting unit for interpreting the print data stored in said receive buffer; a first print-job detecting unit for issuing an identifier, which is for identifying the first print job, in accordance with a header which indicates the beginning of the first print job and a header which indicates the end of the first job; and a second print-job detecting unit for searching for an end of the print data corresponding to the second print job based on the received print data before the received print data is stored in said receive buffer and for issuing an identifier, which is for identifying the second print job recognized in accordance with the end point of the print data.