| /* |
| * Copyright 2011-2012 Niclas Hedhman. |
| * Copyright 2014 Paul Merlin. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or |
| * ied. |
| * |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.qi4j.api.query.grammar; |
| |
| import org.qi4j.api.association.NamedAssociation; |
| import org.qi4j.api.composite.Composite; |
| |
| /** |
| * NamedAssociation Contains Specification. |
| */ |
| public class NamedAssociationContainsSpecification<T> |
| extends ExpressionSpecification |
| { |
| private final NamedAssociationFunction<T> namedAssociationFunction; |
| private final T value; |
| |
| public NamedAssociationContainsSpecification( NamedAssociationFunction<T> namedAssociationFunction, T value ) |
| { |
| this.namedAssociationFunction = namedAssociationFunction; |
| this.value = value; |
| } |
| |
| public NamedAssociationFunction<T> namedAssociation() |
| { |
| return namedAssociationFunction; |
| } |
| |
| public T value() |
| { |
| return value; |
| } |
| |
| @Override |
| public boolean satisfiedBy( Composite item ) |
| { |
| NamedAssociation<T> collection = namedAssociationFunction.map( item ); |
| if( collection == null ) |
| { |
| return false; |
| } |
| return collection.nameOf( value ) != null; |
| } |
| |
| @Override |
| public String toString() |
| { |
| return namedAssociationFunction + " contains:" + value; |
| } |
| } |