org.hibernate.ejb.criteria.predicate
Class CompoundPredicate
java.lang.Object
org.hibernate.ejb.criteria.AbstractNode
org.hibernate.ejb.criteria.expression.AbstractTupleElement<X>
org.hibernate.ejb.criteria.expression.SelectionImpl<T>
org.hibernate.ejb.criteria.expression.ExpressionImpl<java.lang.Boolean>
org.hibernate.ejb.criteria.predicate.AbstractPredicateImpl
org.hibernate.ejb.criteria.predicate.CompoundPredicate
- All Implemented Interfaces:
- java.io.Serializable, javax.persistence.criteria.Expression<java.lang.Boolean>, javax.persistence.criteria.Predicate, javax.persistence.criteria.Selection<java.lang.Boolean>, javax.persistence.TupleElement<java.lang.Boolean>, ExpressionImplementor<java.lang.Boolean>, ParameterContainer, Renderable, SelectionImplementor<java.lang.Boolean>, TupleElementImplementor<java.lang.Boolean>
public class CompoundPredicate
- extends AbstractPredicateImpl
- implements java.io.Serializable
A compound predicate
is a grouping of other predicates
in order to convert
either a conjunction (logical AND) or a disjunction (logical OR).
- Author:
- Steve Ebersole
- See Also:
- Serialized Form
Nested classes/interfaces inherited from interface javax.persistence.criteria.Predicate |
javax.persistence.criteria.Predicate.BooleanOperator |
Constructor Summary |
CompoundPredicate(CriteriaBuilderImpl criteriaBuilder,
javax.persistence.criteria.Predicate.BooleanOperator operator)
Constructs an empty conjunction or disjunction. |
CompoundPredicate(CriteriaBuilderImpl criteriaBuilder,
javax.persistence.criteria.Predicate.BooleanOperator operator,
javax.persistence.criteria.Expression<java.lang.Boolean>... expressions)
Constructs a conjunction or disjunction over the given expressions. |
CompoundPredicate(CriteriaBuilderImpl criteriaBuilder,
javax.persistence.criteria.Predicate.BooleanOperator operator,
java.util.List<javax.persistence.criteria.Expression<java.lang.Boolean>> expressions)
Constructs a conjunction or disjunction over the given expressions. |
Methods inherited from class org.hibernate.ejb.criteria.expression.ExpressionImpl |
as, asBigDecimal, asBigInteger, asDouble, asFloat, asInteger, asLong, asString, in, in, in, in, isNotNull, isNull |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, 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 |
Methods inherited from interface javax.persistence.TupleElement |
getAlias, getJavaType |
CompoundPredicate
public CompoundPredicate(CriteriaBuilderImpl criteriaBuilder,
javax.persistence.criteria.Predicate.BooleanOperator operator)
- Constructs an empty conjunction or disjunction.
- Parameters:
criteriaBuilder
- The query builder from which this originates.operator
- Indicates whether this predicate will function
as a conjunction or disjunction.
CompoundPredicate
public CompoundPredicate(CriteriaBuilderImpl criteriaBuilder,
javax.persistence.criteria.Predicate.BooleanOperator operator,
javax.persistence.criteria.Expression<java.lang.Boolean>... expressions)
- Constructs a conjunction or disjunction over the given expressions.
- Parameters:
criteriaBuilder
- The query builder from which this originates.operator
- Indicates whether this predicate will function
as a conjunction or disjunction.expressions
- The expressions to be grouped.
CompoundPredicate
public CompoundPredicate(CriteriaBuilderImpl criteriaBuilder,
javax.persistence.criteria.Predicate.BooleanOperator operator,
java.util.List<javax.persistence.criteria.Expression<java.lang.Boolean>> expressions)
- Constructs a conjunction or disjunction over the given expressions.
- Parameters:
criteriaBuilder
- The query builder from which this originates.operator
- Indicates whether this predicate will function
as a conjunction or disjunction.expressions
- The expressions to be grouped.
getOperator
public javax.persistence.criteria.Predicate.BooleanOperator getOperator()
- Specified by:
getOperator
in interface javax.persistence.criteria.Predicate
getExpressions
public java.util.List<javax.persistence.criteria.Expression<java.lang.Boolean>> getExpressions()
- Specified by:
getExpressions
in interface javax.persistence.criteria.Predicate
registerParameters
public void registerParameters(ParameterRegistry registry)
- Description copied from interface:
ParameterContainer
- Register any parameters contained within this query component with the given registry.
- Specified by:
registerParameters
in interface ParameterContainer
- Parameters:
registry
- The parameter registry with which to register.
render
public java.lang.String render(CriteriaQueryCompiler.RenderingContext renderingContext)
- Specified by:
render
in interface Renderable
renderProjection
public java.lang.String renderProjection(CriteriaQueryCompiler.RenderingContext renderingContext)
- Specified by:
renderProjection
in interface Renderable
not
public javax.persistence.criteria.Predicate not()
- Create negation of compound predicate by using logic rules:
1. not (x || y) is (not x && not y)
2. not (x && y) is (not x || not y)
- Specified by:
not
in interface javax.persistence.criteria.Predicate
- Overrides:
not
in class AbstractPredicateImpl
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