org.datanucleus.jpa.criteria
Class ParameterExpressionImpl<T>

java.lang.Object
  org.datanucleus.jpa.criteria.ExpressionImpl<T>
      org.datanucleus.jpa.criteria.ParameterExpressionImpl<T>

All Implemented Interfaces:

javax.persistence.criteria.Expression<T>, javax.persistence.criteria.ParameterExpression<T>, javax.persistence.criteria.Selection<T>, javax.persistence.Parameter<T>, javax.persistence.TupleElement<T>

public class ParameterExpressionImpl<T>
extends ExpressionImpl<T>
implements javax.persistence.criteria.ParameterExpression<T>

Implementation of JPA2 Criteria "ParameterExpression".

Constructor Summary

ParameterExpressionImpl(java.lang.Class<T> cls, java.lang.String name)

Method Summary

java.lang.String	getName()
java.lang.Class<T>	getParameterType()
java.lang.Integer	getPosition()
org.datanucleus.query.expression.ParameterExpression	getQueryExpression() Accessor for the underlying DataNucleus expression for this path.
java.lang.String	toString() Method to return the JPQL single-string that this equates to.

Methods inherited from class org.datanucleus.jpa.criteria.ExpressionImpl

alias, as, getAlias, getCompoundSelectionItems, getJavaType, in, in, in, in, isCompoundSelection, isNotNull, isNull

Methods inherited from class java.lang.Object

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

Methods inherited from interface javax.persistence.criteria.Expression

as, in, in, in, in, isNotNull, isNull

Methods inherited from interface javax.persistence.criteria.Selection

alias, getCompoundSelectionItems, isCompoundSelection

Methods inherited from interface javax.persistence.TupleElement

getAlias, getJavaType

Constructor Detail

ParameterExpressionImpl

public ParameterExpressionImpl(java.lang.Class<T> cls,
                               java.lang.String name)

Method Detail

getName

public java.lang.String getName()

Specified by:

getName in interface javax.persistence.Parameter<T>

getParameterType

public java.lang.Class<T> getParameterType()

Specified by:

getParameterType in interface javax.persistence.Parameter<T>

getPosition

public java.lang.Integer getPosition()

Specified by:

getPosition in interface javax.persistence.Parameter<T>

getQueryExpression

public org.datanucleus.query.expression.ParameterExpression getQueryExpression()

Accessor for the underlying DataNucleus expression for this path.

Overrides:

getQueryExpression in class ExpressionImpl<T>

Returns:

The DataNucleus query expression

toString

public java.lang.String toString()

Method to return the JPQL single-string that this equates to.

Overrides:

toString in class ExpressionImpl<T>

Returns:

The JPQL single-string form of this order