JP2005222531A5

JP2005222531A5 -

Info

Publication number: JP2005222531A5
Application number: JP2005003115A
Authority: JP
Filing date: 2005-01-07
Publication date: 2008-02-14

Claims

A data recording device comprising a recording medium and capable of accessing the file with reference to specific information for specifying the storage location of the file,
Data receiving means for receiving file data constituting a plurality of mutually related files ;
Data recording means for recording the received file data constituting the plurality of mutually related files on the recording medium; and
Each time the recording of the received file data is completed, the storage location information indicating the storage location of the file, which is referred to when accessing the file constituted by the file data, is created, and the created storage location information Data storage location information recording means for recording the information on the recording medium;
When the received recording on the recording medium for each file data is completed for all the files constructed by the recording is completed each file data, storage location created by the data storage destination information recording unit create specific information for specifying the storage destination information, the data recording apparatus characterized by comprising a specific information recording means for recording the identification information on the recording medium.

In the recording medium, file data constituting each file before update of the plurality of files related to each other , and specific information about each file before update are already recorded,
The data recording means records the newly received file data constituting the respective updated files of the plurality of mutually related files, and the file data constituting the respective files before the update are already recorded on the recording medium. Recorded in a recording area different from the recording area being recorded,
The specific information recording means relates to the updated files when the recording of the received file data constituting the updated files of the plurality of mutually related files to the recording medium is completed. The specific information is newly created, the reference of the specific information related to each file before the update that has already been recorded is invalidated, and the reference of the specific information related to each file after the update is enabled The data recording apparatus according to 1.

The recording medium includes a file data recording area composed of a plurality of clusters and a table recording area in which a cluster usage table indicating a cluster usage state is recorded,
The data recording means is
Referring to the cluster usage table, a cluster specifying means for specifying an unused cluster for recording the received file data;
Cluster recording means for recording the received file data in the identified cluster;
In the cluster use table, an update table creating means for creating a cluster use table after updating, which updates the use state of the identified cluster,
For all file received, wherein the recording on the recording medium of the storage destination information when completed, and having a table updating means for recording the cluster usage table after update created on the recording medium Item 3. The data recording device according to Item 2 .

The data recording apparatus further comprises group file designation means for designating a plurality of files to be updated in a batch.
The data recording apparatus according to claim 3 , wherein the data receiving means receives file data in units of a plurality of designated files.

A data recording method comprising a recording medium and used for a data recording apparatus capable of accessing a file with reference to specific information for specifying a storage destination of the file,
The data recording method includes:
A data receiving step for receiving file data respectively constituting a plurality of mutually related files ;
A data recording step of recording the received file data constituting each of the plurality of mutually related files on the recording medium;
Each time the recording of the received file data is completed, the storage location information indicating the storage location of the file, which is referred to when accessing the file constituted by the file data, is created, and the created storage location information A data storage location information recording step for recording the information on the recording medium;
When the received recording on the recording medium for each file data is completed for all the files constructed by the recording is completed each file data, storage location created by the data storage destination information recording unit create specific information for specifying the storage destination information, the data recording method characterized by including the identification information recording step of recording the specific information to the recording medium.

A program that includes a recording medium, refers to specific information for specifying a storage location of a file, and causes a data recording device that can access the file to execute data recording processing,
The data recording process includes:
A data receiving step for receiving file data respectively constituting a plurality of mutually related files ;
A data recording step of recording the received file data constituting each of the plurality of mutually related files on the recording medium;
Each time the recording of the received file data is completed, the storage location information indicating the storage location of the file, which is referred to when accessing the file constituted by the file data, is created, and the created storage location information A data storage location information recording step for recording the information on the recording medium;
When the received recording on the recording medium for each file data is completed for all the files constructed by the recording is completed each file data, storage location created by the data storage destination information recording unit create specific information for specifying the storage destination information, program characterized by comprising a specific information recording step of recording the specific information to the recording medium.

A computer-readable recording medium that includes a recording medium and records a program that causes a data recording apparatus capable of accessing the file to execute data recording processing with reference to specific information for specifying a file storage destination There,
The data recording process includes:
A data receiving step for receiving file data respectively constituting a plurality of mutually related files ;
A data recording step of recording the received file data constituting each of the plurality of mutually related files on the recording medium;
Each time the recording of the received file data is completed, the storage location information indicating the storage location of the file, which is referred to when accessing the file constituted by the file data, is created, and the created storage location information A data storage location information recording step for recording the information on the recording medium;
When the received recording on the recording medium for each file data is completed for all the files constructed by the recording is completed each file data, storage location created by the data storage destination information recording unit create specific information for specifying a storage destination of the information, a computer-readable recording medium characterized by comprising a specific information recording step of recording the specific information to the recording medium.