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Provides access to members that control a data source crawler.
Name | Description | |
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CanFilterByExpression | Indicates whether the data source crawler can filter items by a string expression like a wild-card filter or SQL Where Clause. | |
CanFilterByTime | Indicates whether the data source crawler can filter items by time using the 'TimeExtent' property. | |
CanMergeItems | Indicates whether the crawler is capable of merging related data source items into one composite crawled item. | |
Crawl | Traverses a data store and returns a enumeration of crawled data source items. | |
CrawlerItemType | The type of the data source item returned by this crawler. | |
Filter | A string expression that allows the data source crawler to filter out invalid items. | |
MergeItems | Indicates whether the crawler merges related data source items into one composite crawled item. | |
Properties | Additional properties associated with the data source crawler. | |
TimeExtent | The range of allowed time value associated with crawled data source items. Items with time stamps that don't lie within the specified range are filtered out. This value is used only if the crawler can filter by time as indicated by the 'CanFilterByTime' proper |
Interfaces | Description |
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IDataSourceCrawler2 | Provides access to members that control a data source crawler. |
IDataSourceCrawler | Provides access to members that control a data source crawler. |
Classes | Description |
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FileCrawler | A crawler for files that reside on the file-system. |
NitfCrawler | A crawler for NITF files. |
ScientificDataCrawler | A crawler for files containing scientific data. |