Method and device for data communication, and a computer product
First Claim
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1. A data communication device for establishing data communication with an external communication device, comprising:
- a reply unit for, if a request is issued from said external device, transmitting reply information corresponding to the request, and for storing the reply information in a memory;
a connection monitoring unit which monitors connection with said external device; and
a transmission unit which transmits the reply information corresponding to the connection with said external device and stored in said memory to said external communication device if the connection with said external device is abnormally cut off based on the result of monitoring by said connection monitoring unit.
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Abstract
The data communication device is provided with an ORB for transmitting reply information corresponding to requests to a plurality of clients, respectively if the requests are issued from those clients, and storing the reply information in a memory and then monitoring connection with these clients. Furthermore, a transaction guarantee section is provided for transmitting the reply information corresponding to the connection to the clients and stored in the memory if connection is abnormally cut off based on a connection monitoring result.
17 Citations
5 Claims
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1. A data communication device for establishing data communication with an external communication device, comprising:
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a reply unit for, if a request is issued from said external device, transmitting reply information corresponding to the request, and for storing the reply information in a memory;
a connection monitoring unit which monitors connection with said external device; and
a transmission unit which transmits the reply information corresponding to the connection with said external device and stored in said memory to said external communication device if the connection with said external device is abnormally cut off based on the result of monitoring by said connection monitoring unit. - View Dependent Claims (2, 3)
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4. A data communication method for establishing data communication with an external communication device, comprising:
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a reply step of, if a request is issued from said external device, transmitting reply information corresponding to the request, and of storing the reply information in a memory;
a connection monitoring step of monitoring connection with said external device; and
a transmission step of transmitting the reply information corresponding to the connection with said external device and stored in said memory to said external communication device if the connection with said external device is abnormally cut off based on the result of monitoring in the connection monitoring step.
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5. A computer readable medium for storing instructions, which when executed on a computer, causes the computer to perform:
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a reply step of, if a request is issued from said external device, transmitting reply information corresponding to the request, and of storing the reply information in a memory;
a connection monitoring step of monitoring connection with said external device; and
a transmission step of transmitting the reply information corresponding to the connection with said external device and stored in said memory to said external communication device if the connection with said external device is abnormally cut off based on the result of monitoring in the connection monitoring step.
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Specification