org.batoo.jpa.core.impl.criteria

Class BaseQueryImpl<T>

java.lang.Object

org.batoo.jpa.core.impl.criteria.BaseQueryImpl<T>

Type Parameters:

T - the type of the query

All Implemented Interfaces:

BaseQuery<T>

Direct Known Subclasses:

AbstractCriteriaQueryImpl, CriteriaModify

public abstract class BaseQueryImpl<T>
extends Object
implements BaseQuery<T>

Commons super class for criteria queries.

Since:

2.0.0

Author:

hceylan

Constructor Summary

Constructors

Constructor and Description
BaseQueryImpl(MetamodelImpl metamodel)
BaseQueryImpl(MetamodelImpl metamodel, String qlString)

Method Summary

Methods

Modifier and Type	Method and Description
String	generateTableAlias(boolean entity) Returns the generated entity alias.
Integer	getAlias(AbstractParameterExpressionImpl<?> parameter) Returns the generated alias for the parameter.
String	getAlias(AbstractSelection<?> selection) Returns the generated alias for the selection.
String	getFieldAlias(String tableAlias, AbstractColumn column)
JdbcAdaptor	getJdbcAdaptor() Returns the JDBC Adaptor.
String	getJpql() Returns the JPQL for the query.
MetamodelImpl	getMetamodel() Returns the metamodel.
AbstractParameterExpressionImpl<?>	getParameter(int position) Returns the parameter at position.
Set<javax.persistence.criteria.ParameterExpression<?>>	getParameters() Returns the parameters of the query.
String	getSql() Returns the SQL for the query.
List<AbstractParameterExpressionImpl<?>>	getSqlParameters() Returns the SQL parameters of the query.
abstract boolean	isQuery() Returns if the query is a select query.
int	setNextSqlParam(AbstractParameterExpressionImpl<?> parameter) Adds the parameter to the SQL parameters queue.

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.batoo.jpa.core.impl.criteria.BaseQuery

generateJpql, generateSql, isInternal, subquery

Constructor Detail

BaseQueryImpl

public BaseQueryImpl(MetamodelImpl metamodel)

Parameters:

metamodel - the metamodel

Since:

2.0.0

BaseQueryImpl

public BaseQueryImpl(MetamodelImpl metamodel,
             String qlString)

Parameters:

metamodel - the metamodel

qlString - the JPQL query

Since:

2.0.0

Method Detail

generateTableAlias

public String generateTableAlias(boolean entity)

Returns the generated entity alias.

Specified by:

generateTableAlias in interface BaseQuery<T>

Parameters:

entity - true if the table is an entity table, false for element collections

Returns:

the generated entity alias

getAlias

public Integer getAlias(AbstractParameterExpressionImpl<?> parameter)

Returns the generated alias for the parameter.

Specified by:

getAlias in interface BaseQuery<T>

Parameters:

parameter - the parameter

Returns:

the alias

getAlias

public String getAlias(AbstractSelection<?> selection)

Returns the generated alias for the selection.

Specified by:

getAlias in interface BaseQuery<T>

Parameters:

selection - the selection

Returns:

the alias

getFieldAlias

public String getFieldAlias(String tableAlias,
                   AbstractColumn column)

Specified by:

getFieldAlias in interface BaseQuery<T>

Parameters:

tableAlias - the alias of the table

column - the column

Returns:

the field alias

getJdbcAdaptor

public JdbcAdaptor getJdbcAdaptor()

Returns the JDBC Adaptor.

Specified by:

getJdbcAdaptor in interface BaseQuery<T>

Returns:

the JDBC Adaptor

getJpql

public String getJpql()

Returns the JPQL for the query.

Specified by:

getJpql in interface BaseQuery<T>

Returns:

the the JPQL

getMetamodel

public MetamodelImpl getMetamodel()

Returns the metamodel.

Specified by:

getMetamodel in interface BaseQuery<T>

Returns:

the metamodel

getParameter

public AbstractParameterExpressionImpl<?> getParameter(int position)

Returns the parameter at position.

Specified by:

getParameter in interface BaseQuery<T>

Parameters:

position - the position

Returns:

the parameter at position

getParameters

public Set<javax.persistence.criteria.ParameterExpression<?>> getParameters()

Returns the parameters of the query. Returns empty set if there are no parameters.

Modifications to the set do not affect the query.

Specified by:

getParameters in interface BaseQuery<T>

Returns:

the query parameters

getSql

public String getSql()

Returns the SQL for the query.

Specified by:

getSql in interface BaseQuery<T>

Returns:

the the SQL

getSqlParameters

public List<AbstractParameterExpressionImpl<?>> getSqlParameters()

Returns the SQL parameters of the query.

Specified by:

getSqlParameters in interface BaseQuery<T>

Returns:

the SQL Parameters of the query

isQuery

public abstract boolean isQuery()

Returns if the query is a select query.

Returns:

true if the query is a select query, false otherwise

Since:

2.0.0

setNextSqlParam

public int setNextSqlParam(AbstractParameterExpressionImpl<?> parameter)

Adds the parameter to the SQL parameters queue.

Specified by:

setNextSqlParam in interface BaseQuery<T>

Parameters:

parameter - the parameter to add

Returns:

the positional number of the parameter