Package io.ebeaninternal.server.query

Class CQueryEngine

java.lang.Object

io.ebeaninternal.server.query.CQueryEngine

public class CQueryEngine
extends Object

Handles the Object Relational fetching.

Constructor Summary

Constructors

Constructor	Description
CQueryEngine(ServerConfig serverConfig, DatabasePlatform dbPlatform, Binder binder, Map<String,String> asOfTableMapping, Map<String,String> draftTableMap)

Method Summary

Modifier and Type	Method	Description
<T> CQuery<T>	buildQuery(OrmQueryRequest<T> request)
<T> int	delete(OrmQueryRequest<T> request)
<T> T	find(OrmQueryRequest<T> request)	Find and return a single bean using its unique id.
<T> int	findCount(OrmQueryRequest<T> request)	Build and execute the row count query.
<A> List<A>	findIds(OrmQueryRequest<?> request)	Build and execute the find Id's query.
<T> QueryIterator<T>	findIterate(OrmQueryRequest<T> request)	Read many beans using an iterator (except you need to close() the iterator when you have finished).
<T> SpiResultSet	findResultSet(OrmQueryRequest<T> request)	Execute returning the ResultSet and PreparedStatement for processing (by DTO query usually).
<A> List<A>	findSingleAttributeList(OrmQueryRequest<?> request)	Build and execute the findSingleAttributeList query.
<T> List<Version<T>>	findVersions(OrmQueryRequest<T> request)	Execute the find versions query returning version beans.
<T> int	update(OrmQueryRequest<T> request)

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

CQueryEngine

public CQueryEngine(ServerConfig serverConfig,
                    DatabasePlatform dbPlatform,
                    Binder binder,
                    Map<String,String> asOfTableMapping,
                    Map<String,String> draftTableMap)

Method Detail

buildQuery

public <T> CQuery<T> buildQuery(OrmQueryRequest<T> request)

delete

public <T> int delete(OrmQueryRequest<T> request)

update

public <T> int update(OrmQueryRequest<T> request)

findSingleAttributeList

public <A> List<A> findSingleAttributeList(OrmQueryRequest<?> request)

Build and execute the findSingleAttributeList query.

findIds

public <A> List<A> findIds(OrmQueryRequest<?> request)

Build and execute the find Id's query.

findCount

public <T> int findCount(OrmQueryRequest<T> request)

Build and execute the row count query.

findIterate

public <T> QueryIterator<T> findIterate(OrmQueryRequest<T> request)

Read many beans using an iterator (except you need to close() the iterator when you have finished).

findVersions

public <T> List<Version<T>> findVersions(OrmQueryRequest<T> request)

Execute the find versions query returning version beans.

findResultSet

public <T> SpiResultSet findResultSet(OrmQueryRequest<T> request)

Execute returning the ResultSet and PreparedStatement for processing (by DTO query usually).

find

public <T> T find(OrmQueryRequest<T> request)

Find and return a single bean using its unique id.