发明名称 |
Methods and apparatus for discovering data providers satisfying provider queries |
摘要 |
Improved discovery techniques are provided. For example, in one aspect of the invention, a technique for making providers of a particular kind of data available to an application program includes the following steps/operations. The technique discovers whether one or more data providers are capable of providing the particular kind of data, wherein a discovered data provider is either a connected data provider or a virtual data provider. When a data provider capable of providing the particular kind of data is discovered and the discovered data provider is a virtual data provider, the technique instantiates the virtual data provider. When a data provider capable of providing the particular kind of data is discovered, the technique makes a data-provider handle for the discovered data provider available to the application program, with a common interface.
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申请公布号 |
US7496585(B2) |
申请公布日期 |
2009.02.24 |
申请号 |
US20040830794 |
申请日期 |
2004.04.23 |
申请人 |
INTERNATIONAL BUSINESS MACHINES CORPORATION |
发明人 |
BLOUNT MARION LEE;CASTRO PAUL C.;COHEN NORMAN HOWARD;DAVIS, II JOHN S.;EBLING MARIA RENE;LEIBA BARRY;MISRA ARCHAN;PURAKAYASTHA APRATIM;SEGMULLER WOLFGANG H. |
分类号 |
G06F7/00;G06F17/00;G06F17/30 |
主分类号 |
G06F7/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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