Package uk.ac.starlink.ttools.taplint
Interface MetadataHolder
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- All Known Implementing Classes:
TableMetadataStage
,TablesEndpointStage
,TapSchemaMetadataHolder
,TapSchemaStage
public interface MetadataHolder
Provides table metadata.- Since:
- 24 Jun 2011
- Author:
- Mark Taylor
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Method Summary
All Methods Instance Methods Abstract Methods Modifier and Type Method Description uk.ac.starlink.vo.SchemaMeta[]
getTableMetadata()
Returns the table metadata which will be used to frame example ADQL queries.boolean
hasDetail()
Indicates whether the TableMeta objects in the metadata tree contained by this object are expected to contain column and foreign key metadata.
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Method Detail
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getTableMetadata
uk.ac.starlink.vo.SchemaMeta[] getTableMetadata()
Returns the table metadata which will be used to frame example ADQL queries. The returned objects should be fully populated (table and column lists in place, rather than needing further read operations).- Returns:
- tableset schema metadata array
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hasDetail
boolean hasDetail()
Indicates whether the TableMeta objects in the metadata tree contained by this object are expected to contain column and foreign key metadata.- Returns:
- true if TableMetas are populated with ColumnMeta and ForeignMeta arrays where appropriate; false if those have been omitted
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