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public interface QueryEngine
Defines methods used to run Cayenne queries.
For more information see Cayenne User Guide.
Method Summary | |
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java.util.Collection |
getDataMaps()
Deprecated. since 1.2. Use 'getEntityResolver().getDataMaps()' instead. |
EntityResolver |
getEntityResolver()
Returns a resolver for this query engine that is capable of resolving between classes, entity names, and obj/db entities |
DataNode |
lookupDataNode(DataMap dataMap)
Deprecated. since 1.2 not a part of the interface. Only DataDomain has meaningful implementation. |
void |
performQueries(java.util.Collection queries,
OperationObserver resultConsumer)
Executes a list of queries wrapping them in its own transaction. |
void |
performQueries(java.util.Collection queries,
OperationObserver resultConsumer,
Transaction transaction)
Deprecated. since 1.2 as thread-bound transactions are used. |
Method Detail |
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void performQueries(java.util.Collection queries, OperationObserver resultConsumer, Transaction transaction)
void performQueries(java.util.Collection queries, OperationObserver resultConsumer)
OperationObserver
object via its callback methods.
DataNode lookupDataNode(DataMap dataMap)
EntityResolver getEntityResolver()
java.util.Collection getDataMaps()
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