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Posted to commits@polygene.apache.org by ni...@apache.org on 2015/07/31 04:48:04 UTC
[45/51] [abbrv] [partial] zest-java git commit: Revert "First round
of changes to move to org.apache.zest namespace."
http://git-wip-us.apache.org/repos/asf/zest-java/blob/a789141d/core/api/src/main/java/org/apache/zest/api/query/QueryExpressions.java
----------------------------------------------------------------------
diff --git a/core/api/src/main/java/org/apache/zest/api/query/QueryExpressions.java b/core/api/src/main/java/org/apache/zest/api/query/QueryExpressions.java
deleted file mode 100644
index a109310..0000000
--- a/core/api/src/main/java/org/apache/zest/api/query/QueryExpressions.java
+++ /dev/null
@@ -1,944 +0,0 @@
-/*
- * Copyright 2007-2011 Rickard Öberg.
- * Copyright 2007-2010 Niclas Hedhman.
- * Copyright 2008 Alin Dreghiciu.
- * Copyright 2012 Stanislav Muhametsin.
- * Copyright 2012-2014 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.apache.zest.api.query;
-
-import java.lang.reflect.Field;
-import java.lang.reflect.InvocationHandler;
-import java.lang.reflect.Method;
-import java.lang.reflect.Proxy;
-import java.lang.reflect.Type;
-import java.util.Arrays;
-import java.util.Collection;
-import org.apache.zest.api.association.Association;
-import org.apache.zest.api.association.GenericAssociationInfo;
-import org.apache.zest.api.association.ManyAssociation;
-import org.apache.zest.api.association.NamedAssociation;
-import org.apache.zest.api.composite.Composite;
-import org.apache.zest.api.entity.Identity;
-import org.apache.zest.api.injection.scope.State;
-import org.apache.zest.api.property.GenericPropertyInfo;
-import org.apache.zest.api.property.Property;
-import org.apache.zest.api.query.grammar.AndSpecification;
-import org.apache.zest.api.query.grammar.AssociationFunction;
-import org.apache.zest.api.query.grammar.AssociationNotNullSpecification;
-import org.apache.zest.api.query.grammar.AssociationNullSpecification;
-import org.apache.zest.api.query.grammar.ContainsAllSpecification;
-import org.apache.zest.api.query.grammar.ContainsSpecification;
-import org.apache.zest.api.query.grammar.EqSpecification;
-import org.apache.zest.api.query.grammar.GeSpecification;
-import org.apache.zest.api.query.grammar.GtSpecification;
-import org.apache.zest.api.query.grammar.LeSpecification;
-import org.apache.zest.api.query.grammar.LtSpecification;
-import org.apache.zest.api.query.grammar.ManyAssociationContainsSpecification;
-import org.apache.zest.api.query.grammar.ManyAssociationFunction;
-import org.apache.zest.api.query.grammar.MatchesSpecification;
-import org.apache.zest.api.query.grammar.NamedAssociationContainsNameSpecification;
-import org.apache.zest.api.query.grammar.NamedAssociationContainsSpecification;
-import org.apache.zest.api.query.grammar.NamedAssociationFunction;
-import org.apache.zest.api.query.grammar.NeSpecification;
-import org.apache.zest.api.query.grammar.NotSpecification;
-import org.apache.zest.api.query.grammar.OrSpecification;
-import org.apache.zest.api.query.grammar.OrderBy;
-import org.apache.zest.api.query.grammar.PropertyFunction;
-import org.apache.zest.api.query.grammar.PropertyNotNullSpecification;
-import org.apache.zest.api.query.grammar.PropertyNullSpecification;
-import org.apache.zest.api.query.grammar.PropertyReference;
-import org.apache.zest.api.query.grammar.Variable;
-import org.apache.zest.api.util.NullArgumentException;
-import org.apache.zest.functional.Specification;
-
-import static org.apache.zest.functional.Iterables.first;
-import static org.apache.zest.functional.Iterables.prepend;
-
-/**
- * Static factory methods for query expressions and operators.
- */
-public final class QueryExpressions
-{
- // This is used for eq(Association,Composite)
- private static final Method IDENTITY_METHOD;
-
- static
- {
- try
- {
- IDENTITY_METHOD = Identity.class.getMethod( "identity" );
- }
- catch( NoSuchMethodException e )
- {
- throw new InternalError( "Zest Core API codebase is corrupted. Contact Zest team: QueryExpressions" );
- }
- }
-
- // Templates and variables -----------------------------------------------|
-
- /**
- * Create a Query Template using the given type.
- *
- * @param <T> the type of the template
- * @param clazz a class declaring the type of the template
- *
- * @return a new Query Template
- */
- public static <T> T templateFor( Class<T> clazz )
- {
- NullArgumentException.validateNotNull( "Template class", clazz );
-
- if( clazz.isInterface() )
- {
- return clazz.cast( Proxy.newProxyInstance( clazz.getClassLoader(),
- array( clazz ),
- new TemplateHandler<T>( null, null, null, null ) ) );
- }
- else
- {
- try
- {
- T mixin = clazz.newInstance();
- for( Field field : clazz.getFields() )
- {
- if( field.getAnnotation( State.class ) != null )
- {
- if( field.getType().equals( Property.class ) )
- {
- field.set( mixin,
- Proxy.newProxyInstance( field.getType().getClassLoader(),
- array( field.getType() ),
- new PropertyReferenceHandler<>( new PropertyFunction<T>( null, null, null, null, field ) ) ) );
- }
- else if( field.getType().equals( Association.class ) )
- {
- field.set( mixin,
- Proxy.newProxyInstance( field.getType().getClassLoader(),
- array( field.getType() ),
- new AssociationReferenceHandler<>( new AssociationFunction<T>( null, null, null, field ) ) ) );
- }
- else if( field.getType().equals( ManyAssociation.class ) )
- {
- field.set( mixin,
- Proxy.newProxyInstance( field.getType().getClassLoader(),
- array( field.getType() ),
- new ManyAssociationReferenceHandler<>( new ManyAssociationFunction<T>( null, null, null, field ) ) ) );
- }
- else if( field.getType().equals( NamedAssociation.class ) )
- {
- field.set( mixin,
- Proxy.newProxyInstance( field.getType().getClassLoader(),
- array( field.getType() ),
- new NamedAssociationReferenceHandler<>( new NamedAssociationFunction<T>( null, null, null, field ) ) ) );
- }
- }
- }
- return mixin;
- }
- catch( IllegalAccessException | IllegalArgumentException | InstantiationException | SecurityException e )
- {
- throw new IllegalArgumentException( "Cannot use class as template", e );
- }
- }
- }
-
- /**
- * Create a Query Template using the given mixin class and association.
- *
- * @param <T> the type of the template
- * @param mixinType a class declaring the type of the template
- * @param association an association
- *
- * @return a new Query Template
- */
- public static <T> T templateFor( final Class<T> mixinType, Association<?> association )
- {
- NullArgumentException.validateNotNull( "Mixin class", mixinType );
- NullArgumentException.validateNotNull( "Association", association );
- return mixinType.cast( Proxy.newProxyInstance( mixinType.getClassLoader(),
- array( mixinType ),
- new TemplateHandler<T>( null,
- association( association ),
- null,
- null ) ) );
- }
-
- public static <T> T oneOf( final ManyAssociation<T> association )
- {
- NullArgumentException.validateNotNull( "Association", association );
- return association.get( 0 );
- }
-
- public static <T> T oneOf( final NamedAssociation<T> association )
- {
- NullArgumentException.validateNotNull( "Association", association );
- return association.get( first( association ) );
- }
-
- /**
- * Create a new Query Variable.
- *
- * @param name a name for the Variable
- *
- * @return a new Query Variable.
- */
- public static Variable variable( String name )
- {
- NullArgumentException.validateNotNull( "Variable name", name );
- return new Variable( name );
- }
-
- /**
- * Create a new Query Template PropertyFunction.
- *
- * @param <T> type of the Property
- * @param property a Property
- *
- * @return a new Query Template PropertyFunction
- */
- @SuppressWarnings( "unchecked" )
- public static <T> PropertyFunction<T> property( Property<T> property )
- {
- return ( (PropertyReferenceHandler<T>) Proxy.getInvocationHandler( property ) ).property();
- }
-
- /**
- * Create a new Query Property instance.
- *
- * @param <T> type of the Property
- * @param mixinClass mixin of the Property
- * @param fieldName name of the Property field
- *
- * @return a new Query Property instance for the given mixin and property name.
- */
- @SuppressWarnings( "unchecked" )
- public static <T> Property<T> property( Class<?> mixinClass, String fieldName )
- {
- try
- {
- Field field = mixinClass.getField( fieldName );
- if( !Property.class.isAssignableFrom( field.getType() ) )
- {
- throw new IllegalArgumentException( "Field must be of type Property<?>" );
- }
- return (Property<T>) Proxy.newProxyInstance(
- mixinClass.getClassLoader(),
- array( field.getType() ),
- new PropertyReferenceHandler<>( new PropertyFunction<T>( null, null, null, null, field ) ) );
- }
- catch( NoSuchFieldException e )
- {
- throw new IllegalArgumentException( "No such field '" + fieldName + "' in mixin " + mixinClass.getName() );
- }
- }
-
- /**
- * Create a new Query Template AssociationFunction.
- *
- * @param <T> type of the Association
- * @param association an Association
- *
- * @return a new Query Template AssociationFunction
- */
- @SuppressWarnings( "unchecked" )
- public static <T> AssociationFunction<T> association( Association<T> association )
- {
- return ( (AssociationReferenceHandler<T>) Proxy.getInvocationHandler( association ) ).association();
- }
-
- /**
- * Create a new Query Template ManyAssociationFunction.
- *
- * @param <T> type of the ManyAssociation
- * @param association a ManyAssociation
- *
- * @return a new Query Template ManyAssociationFunction
- */
- @SuppressWarnings( "unchecked" )
- public static <T> ManyAssociationFunction<T> manyAssociation( ManyAssociation<T> association )
- {
- return ( (ManyAssociationReferenceHandler<T>) Proxy.getInvocationHandler( association ) ).manyAssociation();
- }
-
- /**
- * Create a new Query Template NamedAssociationFunction.
- *
- * @param <T> type of the NamedAssociation
- * @param association a NamedAssociation
- *
- * @return a new Query Template NamedAssociationFunction
- */
- @SuppressWarnings( "unchecked" )
- public static <T> NamedAssociationFunction<T> namedAssociation( NamedAssociation<T> association )
- {
- return ( (NamedAssociationReferenceHandler<T>) Proxy.getInvocationHandler( association ) ).namedAssociation();
- }
-
- // And/Or/Not ------------------------------------------------------------|
- /**
- * Create a new AND specification.
- *
- * @param left first operand
- * @param right second operand
- * @param optionalRight optional operands
- *
- * @return a new AND specification
- */
- @SafeVarargs
- public static AndSpecification and( Specification<Composite> left,
- Specification<Composite> right,
- Specification<Composite>... optionalRight
- )
- {
- return new AndSpecification( prepend( left, prepend( right, Arrays.asList( optionalRight ) ) ) );
- }
-
- /**
- * Create a new OR specification.
- *
- * @param specs operands
- *
- * @return a new OR specification
- */
- @SafeVarargs
- public static OrSpecification or( Specification<Composite>... specs )
- {
- return new OrSpecification( Arrays.asList( specs ) );
- }
-
- /**
- * Create a new NOT specification.
- *
- * @param operand specification to be negated
- *
- * @return a new NOT specification
- */
- public static NotSpecification not( Specification<Composite> operand )
- {
- return new NotSpecification( operand );
- }
-
- // Comparisons -----------------------------------------------------------|
-
- /**
- * Create a new EQUALS specification for a Property.
- *
- * @param property a Property
- * @param value its value
- *
- * @return a new EQUALS specification for a Property.
- */
- public static <T> EqSpecification<T> eq( Property<T> property, T value )
- {
- return new EqSpecification<>( property( property ), value );
- }
-
- /**
- * Create a new EQUALS specification for a Property using a named Variable.
- *
- * @param property a Property
- * @param variable a Query Variable
- *
- * @return a new EQUALS specification for a Property using a named Variable.
- */
- @SuppressWarnings( {"raw", "unchecked"} )
- public static <T> EqSpecification<T> eq( Property<T> property, Variable variable )
- {
- return new EqSpecification( property( property ), variable );
- }
-
- /**
- * Create a new EQUALS specification for an Association.
- *
- * @param association an Association
- * @param value its value
- *
- * @return a new EQUALS specification for an Association.
- */
- public static <T> EqSpecification<String> eq( Association<T> association, T value )
- {
- return new EqSpecification<>( new PropertyFunction<String>( null,
- association( association ),
- null,
- null,
- IDENTITY_METHOD ),
- value.toString() );
- }
-
- /**
- * Create a new GREATER OR EQUALS specification for a Property.
- *
- * @param property a Property
- * @param value its value
- *
- * @return a new GREATER OR EQUALS specification for a Property.
- */
- public static <T> GeSpecification<T> ge( Property<T> property, T value )
- {
- return new GeSpecification<>( property( property ), value );
- }
-
- /**
- * Create a new GREATER OR EQUALS specification for a Property using a named Variable.
- *
- * @param property a Property
- * @param variable a Query Variable
- *
- * @return a new GREATER OR EQUALS specification for a Property using a named Variable.
- */
- @SuppressWarnings( {"raw", "unchecked"} )
- public static <T> GeSpecification<T> ge( Property<T> property, Variable variable )
- {
- return new GeSpecification( property( property ), variable );
- }
-
- /**
- * Create a new GREATER THAN specification for a Property.
- *
- * @param property a Property
- * @param value its value
- *
- * @return a new GREATER THAN specification for a Property.
- */
- public static <T> GtSpecification<T> gt( Property<T> property, T value )
- {
- return new GtSpecification<>( property( property ), value );
- }
-
- /**
- * Create a new GREATER THAN specification for a Property using a named Variable.
- *
- * @param property a Property
- * @param variable a Query Variable
- *
- * @return a new GREATER THAN specification for a Property using a named Variable.
- */
- @SuppressWarnings( {"raw", "unchecked"} )
- public static <T> GtSpecification<T> gt( Property<T> property, Variable variable )
- {
- return new GtSpecification( property( property ), variable );
- }
-
- /**
- * Create a new LESS OR EQUALS specification for a Property.
- *
- * @param property a Property
- * @param value its value
- *
- * @return a new LESS OR EQUALS specification for a Property.
- */
- public static <T> LeSpecification<T> le( Property<T> property, T value )
- {
- return new LeSpecification<>( property( property ), value );
- }
-
- /**
- * Create a new LESS OR EQUALS specification for a Property using a named Variable.
- *
- * @param property a Property
- * @param variable a Query Variable
- *
- * @return a new LESS OR EQUALS specification for a Property using a named Variable.
- */
- @SuppressWarnings( {"raw", "unchecked"} )
- public static <T> LeSpecification<T> le( Property<T> property, Variable variable )
- {
- return new LeSpecification( property( property ), variable );
- }
-
- /**
- * Create a new LESSER THAN specification for a Property.
- *
- * @param property a Property
- * @param value its value
- *
- * @return a new LESSER THAN specification for a Property.
- */
- public static <T> LtSpecification<T> lt( Property<T> property, T value )
- {
- return new LtSpecification<>( property( property ), value );
- }
-
- /**
- * Create a new LESSER THAN specification for a Property using a named Variable.
- *
- * @param property a Property
- * @param variable a Query Variable
- *
- * @return a new LESSER THAN specification for a Property using a named Variable.
- */
- @SuppressWarnings( {"raw", "unchecked"} )
- public static <T> LtSpecification<T> lt( Property<T> property, Variable variable )
- {
- return new LtSpecification( property( property ), variable );
- }
-
- /**
- * Create a new NOT EQUALS specification for a Property.
- *
- * @param property a Property
- * @param value its value
- *
- * @return a new NOT EQUALS specification for a Property.
- */
- public static <T> NeSpecification<T> ne( Property<T> property, T value )
- {
- return new NeSpecification<>( property( property ), value );
- }
-
- /**
- * Create a new NOT EQUALS specification for a Property using a named Variable.
- *
- * @param property a Property
- * @param variable a Query Variable
- *
- * @return a new NOT EQUALS specification for a Property using a named Variable.
- */
- @SuppressWarnings( {"raw", "unchecked"} )
- public static <T> NeSpecification<T> ne( Property<T> property, Variable variable )
- {
- return new NeSpecification( property( property ), variable );
- }
-
- /**
- * Create a new REGULAR EXPRESSION specification for a Property.
- *
- * @param property a Property
- * @param regexp its value
- *
- * @return a new REGULAR EXPRESSION specification for a Property.
- */
- public static MatchesSpecification matches( Property<String> property, String regexp )
- {
- return new MatchesSpecification( property( property ), regexp );
- }
-
- /**
- * Create a new REGULAR EXPRESSION specification for a Property using a named Variable.
- *
- * @param property a Property
- * @param variable a Query Variable
- *
- * @return a new REGULAR EXPRESSION specification for a Property using a named Variable.
- */
- public static MatchesSpecification matches( Property<String> property, Variable variable )
- {
- return new MatchesSpecification( property( property ), variable );
- }
-
- // Null checks -----------------------------------------------------------|
-
- /**
- * Create a new NOT NULL specification for a Property.
- *
- * @param property a Property
- *
- * @return a new NOT NULL specification for a Property.
- */
- public static <T> PropertyNotNullSpecification<T> isNotNull( Property<T> property )
- {
- return new PropertyNotNullSpecification<>( property( property ) );
- }
-
- /**
- * Create a new NULL specification for a Property.
- *
- * @param property a Property
- *
- * @return a new NULL specification for a Property.
- */
- public static <T> PropertyNullSpecification<T> isNull( Property<T> property )
- {
- return new PropertyNullSpecification<>( property( property ) );
- }
-
- /**
- * Create a new NOT NULL specification for an Association.
- *
- * @param association an Association
- *
- * @return a new NOT NULL specification for an Association.
- */
- public static <T> AssociationNotNullSpecification<T> isNotNull( Association<T> association )
- {
- return new AssociationNotNullSpecification<>( association( association ) );
- }
-
- /**
- * Create a new NULL specification for an Association.
- *
- * @param association an Association
- *
- * @return a new NULL specification for an Association.
- */
- public static <T> AssociationNullSpecification<T> isNull( Association<T> association )
- {
- return new AssociationNullSpecification<>( association( association ) );
- }
-
- // Collections -----------------------------------------------------------|
-
- /**
- * Create a new CONTAINS ALL specification for a Collection Property.
- *
- * @param collectionProperty a Collection Property
- * @param values its values
- *
- * @return a new CONTAINS ALL specification for a Collection Property.
- */
- public static <T> ContainsAllSpecification<T> containsAll( Property<? extends Collection<T>> collectionProperty,
- Iterable<T> values )
- {
- NullArgumentException.validateNotNull( "Values", values );
- return new ContainsAllSpecification<>( property( collectionProperty ), values );
- }
-
- /**
- * Create a new CONTAINS ALL specification for a Collection Property using named Variables.
- *
- * @param collectionProperty a Collection Property
- * @param variables named Variables
- *
- * @return a new CONTAINS ALL specification for a Collection Property using named Variables.
- */
- @SuppressWarnings( {"raw", "unchecked"} )
- public static <T> ContainsAllSpecification<T> containsAllVariables(
- Property<? extends Collection<T>> collectionProperty,
- Iterable<Variable> variables )
- {
- NullArgumentException.validateNotNull( "Variables", variables );
- return new ContainsAllSpecification( property( collectionProperty ), variables );
- }
-
- /**
- * Create a new CONTAINS specification for a Collection Property.
- *
- * @param collectionProperty a Collection Property
- * @param value the value
- *
- * @return a new CONTAINS specification for a Collection Property.
- */
- public static <T> ContainsSpecification<T> contains( Property<? extends Collection<T>> collectionProperty,
- T value )
- {
- NullArgumentException.validateNotNull( "Value", value );
- return new ContainsSpecification<>( property( collectionProperty ), value );
- }
-
- /**
- * Create a new CONTAINS specification for a Collection Property using named Variables.
- *
- * @param collectionProperty a Collection Property
- * @param variable named Variable
- *
- * @return a new CONTAINS specification for a Collection Property using named Variables.
- */
- @SuppressWarnings( {"raw", "unchecked"} )
- public static <T> ContainsSpecification<T> contains( Property<? extends Collection<T>> collectionProperty,
- Variable variable )
- {
- NullArgumentException.validateNotNull( "Variable", variable );
- return new ContainsSpecification( property( collectionProperty ), variable );
- }
-
- /**
- * Create a new CONTAINS specification for a ManyAssociation.
- *
- * @param manyAssoc a ManyAssociation
- * @param value the value
- *
- * @return a new CONTAINS specification for a ManyAssociation.
- */
- public static <T> ManyAssociationContainsSpecification<T> contains( ManyAssociation<T> manyAssoc, T value )
- {
- return new ManyAssociationContainsSpecification<>( manyAssociation( manyAssoc ), value );
- }
-
- /**
- * Create a new CONTAINS specification for a NamedAssociation.
- *
- * @param namedAssoc a NamedAssociation
- * @param value the value
- *
- * @return a new CONTAINS specification for a NamedAssociation.
- */
- public static <T> NamedAssociationContainsSpecification<T> contains( NamedAssociation<T> namedAssoc, T value )
- {
- return new NamedAssociationContainsSpecification<>( namedAssociation( namedAssoc ), value );
- }
-
- /**
- * Create a new CONTAINS NAME specification for a NamedAssociation.
- *
- * @param namedAssoc a NamedAssociation
- * @param name the name
- *
- * @return a new CONTAINS NAME specification for a NamedAssociation.
- */
- public static <T> NamedAssociationContainsNameSpecification<T> containsName( NamedAssociation<T> namedAssoc,
- String name )
- {
- return new NamedAssociationContainsNameSpecification<>( namedAssociation( namedAssoc ), name );
- }
-
- // Ordering --------------------------------------------------------------|
- /**
- * Create a new Query ascending order segment for a Property.
- *
- * @param <T> type of the Property
- * @param property a Property
- *
- * @return a new Query ascending order segment for a Property.
- */
- public static <T> OrderBy orderBy( final Property<T> property )
- {
- return orderBy( property, OrderBy.Order.ASCENDING );
- }
-
- /**
- * Create a new Query ordering segment for a Property.
- *
- * @param <T> type of the Property
- * @param property a Property
- * @param order ascending or descending
- *
- * @return a new Query ordering segment for a Property.
- */
- public static <T> OrderBy orderBy( final Property<T> property, final OrderBy.Order order )
- {
- return new OrderBy( property( property ), order );
- }
-
- // Query Templates InvocationHandlers ------------------------------------|
-
- private static class TemplateHandler<T>
- implements InvocationHandler
- {
- private final PropertyFunction<?> compositeProperty;
- private final AssociationFunction<?> compositeAssociation;
- private final ManyAssociationFunction<?> compositeManyAssociation;
- private final NamedAssociationFunction<?> compositeNamedAssociation;
-
- private TemplateHandler( PropertyFunction<?> compositeProperty,
- AssociationFunction<?> compositeAssociation,
- ManyAssociationFunction<?> compositeManyAssociation,
- NamedAssociationFunction<?> compositeNamedAssociation
- )
- {
- this.compositeProperty = compositeProperty;
- this.compositeAssociation = compositeAssociation;
- this.compositeManyAssociation = compositeManyAssociation;
- this.compositeNamedAssociation = compositeNamedAssociation;
- }
-
- @Override
- public Object invoke( Object o, Method method, Object[] objects )
- throws Throwable
- {
- if( Property.class.isAssignableFrom( method.getReturnType() ) )
- {
- return Proxy.newProxyInstance(
- method.getReturnType().getClassLoader(),
- array( method.getReturnType() ),
- new PropertyReferenceHandler<>( new PropertyFunction<T>( compositeProperty,
- compositeAssociation,
- compositeManyAssociation,
- compositeNamedAssociation,
- method ) ) );
- }
- else if( Association.class.isAssignableFrom( method.getReturnType() ) )
- {
- return Proxy.newProxyInstance(
- method.getReturnType().getClassLoader(),
- array( method.getReturnType() ),
- new AssociationReferenceHandler<>( new AssociationFunction<T>( compositeAssociation,
- compositeManyAssociation,
- compositeNamedAssociation,
- method ) ) );
- }
- else if( ManyAssociation.class.isAssignableFrom( method.getReturnType() ) )
- {
- return Proxy.newProxyInstance(
- method.getReturnType().getClassLoader(),
- array( method.getReturnType() ),
- new ManyAssociationReferenceHandler<>( new ManyAssociationFunction<T>( compositeAssociation,
- compositeManyAssociation,
- compositeNamedAssociation,
- method ) ) );
- }
- else if( NamedAssociation.class.isAssignableFrom( method.getReturnType() ) )
- {
- return Proxy.newProxyInstance(
- method.getReturnType().getClassLoader(),
- array( method.getReturnType() ),
- new NamedAssociationReferenceHandler<>( new NamedAssociationFunction<T>( compositeAssociation,
- compositeManyAssociation,
- compositeNamedAssociation,
- method ) ) );
- }
-
- return null;
- }
- }
-
- private static class PropertyReferenceHandler<T>
- implements InvocationHandler
- {
- private final PropertyFunction<T> property;
-
- private PropertyReferenceHandler( PropertyFunction<T> property )
- {
- this.property = property;
- }
-
- private PropertyFunction<T> property()
- {
- return property;
- }
-
- @Override
- public Object invoke( Object o, final Method method, Object[] objects )
- throws Throwable
- {
- if( method.equals( Property.class.getMethod( "get" ) ) )
- {
- Type propertyType = GenericPropertyInfo.propertyTypeOf( property.accessor() );
- if( propertyType.getClass().equals( Class.class ) )
- {
- return Proxy.newProxyInstance( method.getDeclaringClass().getClassLoader(),
- array( (Class<?>) propertyType, PropertyReference.class ),
- new TemplateHandler<T>( property, null, null, null ) );
- }
- }
-
- return null;
- }
- }
-
- private static class AssociationReferenceHandler<T>
- implements InvocationHandler
- {
- private final AssociationFunction<T> association;
-
- private AssociationReferenceHandler( AssociationFunction<T> association )
- {
- this.association = association;
- }
-
- private AssociationFunction<T> association()
- {
- return association;
- }
-
- @Override
- public Object invoke( Object o, final Method method, Object[] objects )
- throws Throwable
- {
- if( method.equals( Association.class.getMethod( "get" ) ) )
- {
- Type associationType = GenericAssociationInfo.associationTypeOf( association.accessor() );
- if( associationType.getClass().equals( Class.class ) )
- {
- return Proxy.newProxyInstance( method.getDeclaringClass().getClassLoader(),
- array( (Class) associationType, PropertyReference.class ),
- new TemplateHandler<T>( null, association, null, null ) );
- }
- }
-
- return null;
- }
- }
-
- private static class ManyAssociationReferenceHandler<T>
- implements InvocationHandler
- {
- private final ManyAssociationFunction<T> manyAssociation;
-
- private ManyAssociationReferenceHandler( ManyAssociationFunction<T> manyAssociation )
- {
- this.manyAssociation = manyAssociation;
- }
-
- public ManyAssociationFunction<T> manyAssociation()
- {
- return manyAssociation;
- }
-
- @Override
- public Object invoke( Object o, final Method method, Object[] objects )
- throws Throwable
- {
- if( method.equals( ManyAssociation.class.getMethod( "get", Integer.TYPE ) ) )
- {
- Type manyAssociationType = GenericAssociationInfo.associationTypeOf( manyAssociation.accessor() );
- if( manyAssociationType.getClass().equals( Class.class ) )
- {
- return Proxy.newProxyInstance( method.getDeclaringClass().getClassLoader(),
- array( (Class) manyAssociationType, PropertyReference.class ),
- new TemplateHandler<T>( null, null, manyAssociation, null ) );
- }
- }
-
- return null;
- }
- }
-
- private static class NamedAssociationReferenceHandler<T>
- implements InvocationHandler
- {
- private final NamedAssociationFunction<T> namedAssociation;
-
- private NamedAssociationReferenceHandler( NamedAssociationFunction<T> namedAssociation )
- {
- this.namedAssociation = namedAssociation;
- }
-
- public NamedAssociationFunction<T> namedAssociation()
- {
- return namedAssociation;
- }
-
- @Override
- public Object invoke( Object o, final Method method, Object[] objects )
- throws Throwable
- {
- if( method.equals( NamedAssociation.class.getMethod( "get", String.class ) ) )
- {
- Type namedAssociationType = GenericAssociationInfo.associationTypeOf( namedAssociation.accessor() );
- if( namedAssociationType.getClass().equals( Class.class ) )
- {
- return Proxy.newProxyInstance( method.getDeclaringClass().getClassLoader(),
- array( (Class) namedAssociationType, PropertyReference.class ),
- new TemplateHandler<T>( null, null, null, namedAssociation ) );
- }
- }
-
- return null;
- }
- }
-
- @SafeVarargs
- private static <T> T[] array( T... array )
- {
- return array;
- }
-
- private QueryExpressions()
- {
- }
-}
http://git-wip-us.apache.org/repos/asf/zest-java/blob/a789141d/core/api/src/main/java/org/apache/zest/api/query/grammar/AndSpecification.java
----------------------------------------------------------------------
diff --git a/core/api/src/main/java/org/apache/zest/api/query/grammar/AndSpecification.java b/core/api/src/main/java/org/apache/zest/api/query/grammar/AndSpecification.java
deleted file mode 100644
index 3d710ad..0000000
--- a/core/api/src/main/java/org/apache/zest/api/query/grammar/AndSpecification.java
+++ /dev/null
@@ -1,56 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you 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 implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
- */
-package org.apache.zest.api.query.grammar;
-
-import org.apache.zest.api.composite.Composite;
-import org.apache.zest.functional.Specification;
-import org.apache.zest.functional.Specifications;
-
-/**
- * AND Specification.
- */
-public class AndSpecification
- extends BinarySpecification
-{
-
- public AndSpecification( Iterable<Specification<Composite>> operands )
- {
- super( operands );
- }
-
- @Override
- public boolean satisfiedBy( Composite item )
- {
- return Specifications.and( operands ).satisfiedBy( item );
- }
-
- @Override
- public String toString()
- {
- StringBuilder sb = new StringBuilder( "(" );
- String and = "";
- for( Specification<Composite> operand : operands )
- {
- sb.append( and ).append( operand );
- and = " and ";
- }
- return sb.append( ")" ).toString();
- }
-
-}
http://git-wip-us.apache.org/repos/asf/zest-java/blob/a789141d/core/api/src/main/java/org/apache/zest/api/query/grammar/AssociationFunction.java
----------------------------------------------------------------------
diff --git a/core/api/src/main/java/org/apache/zest/api/query/grammar/AssociationFunction.java b/core/api/src/main/java/org/apache/zest/api/query/grammar/AssociationFunction.java
deleted file mode 100644
index 8355114..0000000
--- a/core/api/src/main/java/org/apache/zest/api/query/grammar/AssociationFunction.java
+++ /dev/null
@@ -1,148 +0,0 @@
-/*
- * Copyright 2007-2011 Rickard Öberg.
- * Copyright 2007-2010 Niclas Hedhman.
- *
- * 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.apache.zest.api.query.grammar;
-
-import java.lang.reflect.AccessibleObject;
-import java.lang.reflect.Member;
-import java.lang.reflect.Proxy;
-import java.lang.reflect.Type;
-import org.apache.zest.api.association.Association;
-import org.apache.zest.api.association.AssociationStateHolder;
-import org.apache.zest.api.association.GenericAssociationInfo;
-import org.apache.zest.api.association.ManyAssociation;
-import org.apache.zest.api.association.NamedAssociation;
-import org.apache.zest.api.composite.Composite;
-import org.apache.zest.api.composite.CompositeInstance;
-import org.apache.zest.api.query.QueryExpressionException;
-import org.apache.zest.api.util.Classes;
-import org.apache.zest.functional.Function;
-
-import static org.apache.zest.api.util.Classes.typeOf;
-
-/**
- * Function to get Entity Associations
- */
-public class AssociationFunction<T>
- implements Function<Composite, Association<T>>
-{
- private final AssociationFunction<?> traversedAssociation;
- private final ManyAssociationFunction<?> traversedManyAssociation;
- private final NamedAssociationFunction<?> traversedNamedAssociation;
- private final AccessibleObject accessor;
-
- public AssociationFunction( AssociationFunction<?> traversedAssociation,
- ManyAssociationFunction<?> traversedManyAssociation,
- NamedAssociationFunction<?> traversedNamedAssociation,
- AccessibleObject accessor
- )
- {
- this.traversedAssociation = traversedAssociation;
- this.traversedManyAssociation = traversedManyAssociation;
- this.traversedNamedAssociation = traversedNamedAssociation;
- this.accessor = accessor;
-
- Type returnType = typeOf( accessor );
- if( !Association.class.isAssignableFrom( Classes.RAW_CLASS.map( returnType ) )
- && !ManyAssociation.class.isAssignableFrom( Classes.RAW_CLASS.map( returnType ) )
- && !NamedAssociation.class.isAssignableFrom( Classes.RAW_CLASS.map( returnType ) ) )
- {
- throw new QueryExpressionException( "Unsupported association type:" + returnType );
- }
- Type associationTypeAsType = GenericAssociationInfo.toAssociationType( returnType );
- if( !( associationTypeAsType instanceof Class ) )
- {
- throw new QueryExpressionException( "Unsupported association type:" + associationTypeAsType );
- }
- }
-
- public AssociationFunction<?> traversedAssociation()
- {
- return traversedAssociation;
- }
-
- public ManyAssociationFunction<?> traversedManyAssociation()
- {
- return traversedManyAssociation;
- }
-
- public NamedAssociationFunction<?> traversedNamedAssociation()
- {
- return traversedNamedAssociation;
- }
-
- public AccessibleObject accessor()
- {
- return accessor;
- }
-
- @Override
- public Association<T> map( Composite entity )
- {
- try
- {
- Object target = entity;
- if( traversedAssociation != null )
- {
- Association<?> association = traversedAssociation.map( entity );
- if( association == null )
- {
- return null;
- }
- target = association.get();
- }
- else if( traversedManyAssociation != null )
- {
- throw new IllegalArgumentException( "Cannot evaluate a ManyAssociation" );
- }
- else if( traversedNamedAssociation != null )
- {
- throw new IllegalArgumentException( "Cannot evaluate a NamedAssociation" );
- }
-
- if( target == null )
- {
- return null;
- }
-
- CompositeInstance handler = (CompositeInstance) Proxy.getInvocationHandler( target );
- return ( (AssociationStateHolder) handler.state() ).associationFor( accessor );
- }
- catch( IllegalArgumentException e )
- {
- throw e;
- }
- catch( Throwable e )
- {
- throw new IllegalArgumentException( e );
- }
- }
-
- @Override
- public String toString()
- {
- if( traversedAssociation != null )
- {
- return traversedAssociation.toString() + "." + ( (Member) accessor ).getName();
- }
- else
- {
- return ( (Member) accessor ).getName();
- }
- }
-}
http://git-wip-us.apache.org/repos/asf/zest-java/blob/a789141d/core/api/src/main/java/org/apache/zest/api/query/grammar/AssociationNotNullSpecification.java
----------------------------------------------------------------------
diff --git a/core/api/src/main/java/org/apache/zest/api/query/grammar/AssociationNotNullSpecification.java b/core/api/src/main/java/org/apache/zest/api/query/grammar/AssociationNotNullSpecification.java
deleted file mode 100644
index 1376029..0000000
--- a/core/api/src/main/java/org/apache/zest/api/query/grammar/AssociationNotNullSpecification.java
+++ /dev/null
@@ -1,67 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you 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 implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
- */
-package org.apache.zest.api.query.grammar;
-
-import org.apache.zest.api.association.Association;
-import org.apache.zest.api.composite.Composite;
-
-/**
- * Association not null Specification.
- */
-public class AssociationNotNullSpecification<T>
- extends ExpressionSpecification
-{
- private AssociationFunction<T> association;
-
- public AssociationNotNullSpecification( AssociationFunction<T> association )
- {
- this.association = association;
- }
-
- public AssociationFunction<T> association()
- {
- return association;
- }
-
- @Override
- public boolean satisfiedBy( Composite item )
- {
- try
- {
- Association<T> assoc = association.map( item );
-
- if( assoc == null )
- {
- return false;
- }
-
- return assoc.get() != null;
- }
- catch( IllegalArgumentException e )
- {
- return false;
- }
- }
-
- @Override
- public String toString()
- {
- return association.toString() + "is not null";
- }
-}
http://git-wip-us.apache.org/repos/asf/zest-java/blob/a789141d/core/api/src/main/java/org/apache/zest/api/query/grammar/AssociationNullSpecification.java
----------------------------------------------------------------------
diff --git a/core/api/src/main/java/org/apache/zest/api/query/grammar/AssociationNullSpecification.java b/core/api/src/main/java/org/apache/zest/api/query/grammar/AssociationNullSpecification.java
deleted file mode 100644
index 7dd72b2..0000000
--- a/core/api/src/main/java/org/apache/zest/api/query/grammar/AssociationNullSpecification.java
+++ /dev/null
@@ -1,67 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you 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 implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
- */
-package org.apache.zest.api.query.grammar;
-
-import org.apache.zest.api.association.Association;
-import org.apache.zest.api.composite.Composite;
-
-/**
- * Association null Specification.
- */
-public class AssociationNullSpecification<T>
- extends ExpressionSpecification
-{
- private AssociationFunction<T> association;
-
- public AssociationNullSpecification( AssociationFunction<T> association )
- {
- this.association = association;
- }
-
- public AssociationFunction<T> association()
- {
- return association;
- }
-
- @Override
- public boolean satisfiedBy( Composite item )
- {
- try
- {
- Association<T> assoc = association.map( item );
-
- if( assoc == null )
- {
- return true;
- }
-
- return assoc.get() == null;
- }
- catch( IllegalArgumentException e )
- {
- return true;
- }
- }
-
- @Override
- public String toString()
- {
- return association.toString() + "is null";
- }
-}
http://git-wip-us.apache.org/repos/asf/zest-java/blob/a789141d/core/api/src/main/java/org/apache/zest/api/query/grammar/BinarySpecification.java
----------------------------------------------------------------------
diff --git a/core/api/src/main/java/org/apache/zest/api/query/grammar/BinarySpecification.java b/core/api/src/main/java/org/apache/zest/api/query/grammar/BinarySpecification.java
deleted file mode 100644
index 177caf0..0000000
--- a/core/api/src/main/java/org/apache/zest/api/query/grammar/BinarySpecification.java
+++ /dev/null
@@ -1,41 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you 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 implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
- */
-package org.apache.zest.api.query.grammar;
-
-import org.apache.zest.api.composite.Composite;
-import org.apache.zest.functional.Specification;
-
-/**
- * Base binary Specification, used for AND and OR Specifications..
- */
-public abstract class BinarySpecification
- extends ExpressionSpecification
-{
- protected final Iterable<Specification<Composite>> operands;
-
- protected BinarySpecification( Iterable<Specification<Composite>> operands )
- {
- this.operands = operands;
- }
-
- public Iterable<Specification<Composite>> operands()
- {
- return operands;
- }
-}
http://git-wip-us.apache.org/repos/asf/zest-java/blob/a789141d/core/api/src/main/java/org/apache/zest/api/query/grammar/ComparisonSpecification.java
----------------------------------------------------------------------
diff --git a/core/api/src/main/java/org/apache/zest/api/query/grammar/ComparisonSpecification.java b/core/api/src/main/java/org/apache/zest/api/query/grammar/ComparisonSpecification.java
deleted file mode 100644
index c53fe00..0000000
--- a/core/api/src/main/java/org/apache/zest/api/query/grammar/ComparisonSpecification.java
+++ /dev/null
@@ -1,76 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you 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 implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
- */
-package org.apache.zest.api.query.grammar;
-
-import org.apache.zest.api.composite.Composite;
-import org.apache.zest.api.property.Property;
-
-/**
- * Base comparison Specification.
- */
-public abstract class ComparisonSpecification<T>
- extends ExpressionSpecification
-{
- protected final PropertyFunction<T> property;
- protected final T value;
-
- public ComparisonSpecification( PropertyFunction<T> property, T value )
- {
- this.property = property;
- this.value = value;
- }
-
- public PropertyFunction<T> property()
- {
- return property;
- }
-
- @Override
- public final boolean satisfiedBy( Composite item )
- {
- try
- {
- Property<T> prop = property.map( item );
-
- if( prop == null )
- {
- return false;
- }
-
- T propValue = prop.get();
- if( propValue == null )
- {
- return false;
- }
-
- return compare( propValue );
- }
- catch( IllegalArgumentException e )
- {
- return false;
- }
- }
-
- protected abstract boolean compare( T value );
-
- public T value()
- {
- return value;
- }
-}
http://git-wip-us.apache.org/repos/asf/zest-java/blob/a789141d/core/api/src/main/java/org/apache/zest/api/query/grammar/ContainsAllSpecification.java
----------------------------------------------------------------------
diff --git a/core/api/src/main/java/org/apache/zest/api/query/grammar/ContainsAllSpecification.java b/core/api/src/main/java/org/apache/zest/api/query/grammar/ContainsAllSpecification.java
deleted file mode 100644
index c5221d2..0000000
--- a/core/api/src/main/java/org/apache/zest/api/query/grammar/ContainsAllSpecification.java
+++ /dev/null
@@ -1,78 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you 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 implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
- */
-package org.apache.zest.api.query.grammar;
-
-import java.util.Collection;
-import org.apache.zest.api.composite.Composite;
-import org.apache.zest.functional.Iterables;
-
-/**
- * Contains All Specification.
- */
-public class ContainsAllSpecification<T>
- extends ExpressionSpecification
-{
- private PropertyFunction<? extends Collection<T>> collectionProperty;
- private Iterable<T> valueCollection;
-
- public ContainsAllSpecification( PropertyFunction<? extends Collection<T>> collectionProperty,
- Iterable<T> valueCollection
- )
- {
- this.collectionProperty = collectionProperty;
- this.valueCollection = valueCollection;
- }
-
- public PropertyFunction<? extends Collection<T>> collectionProperty()
- {
- return collectionProperty;
- }
-
- public Iterable<T> containedValues()
- {
- return valueCollection;
- }
-
- @Override
- public boolean satisfiedBy( Composite item )
- {
- Collection<T> collection = collectionProperty.map( item ).get();
-
- if( collection == null )
- {
- return false;
- }
-
- for( T value : valueCollection )
- {
- if( !collection.contains( value ) )
- {
- return false;
- }
- }
-
- return true;
- }
-
- @Override
- public String toString()
- {
- return collectionProperty + " contains " + Iterables.toList( valueCollection );
- }
-}
http://git-wip-us.apache.org/repos/asf/zest-java/blob/a789141d/core/api/src/main/java/org/apache/zest/api/query/grammar/ContainsSpecification.java
----------------------------------------------------------------------
diff --git a/core/api/src/main/java/org/apache/zest/api/query/grammar/ContainsSpecification.java b/core/api/src/main/java/org/apache/zest/api/query/grammar/ContainsSpecification.java
deleted file mode 100644
index 4f05aac..0000000
--- a/core/api/src/main/java/org/apache/zest/api/query/grammar/ContainsSpecification.java
+++ /dev/null
@@ -1,67 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you 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 implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
- */
-package org.apache.zest.api.query.grammar;
-
-import java.util.Collection;
-import org.apache.zest.api.composite.Composite;
-
-/**
- * Contains Specification.
- */
-public class ContainsSpecification<T>
- extends ExpressionSpecification
-{
- private PropertyFunction<? extends Collection<T>> collectionProperty;
- private T value;
-
- public ContainsSpecification( PropertyFunction<? extends Collection<T>> collectionProperty, T value )
- {
- this.collectionProperty = collectionProperty;
- this.value = value;
- }
-
- public PropertyFunction<? extends Collection<T>> collectionProperty()
- {
- return collectionProperty;
- }
-
- public T value()
- {
- return value;
- }
-
- @Override
- public boolean satisfiedBy( Composite item )
- {
- Collection<T> collection = collectionProperty.map( item ).get();
-
- if( collection == null )
- {
- return false;
- }
-
- return collection.contains( value );
- }
-
- @Override
- public String toString()
- {
- return collectionProperty + " contains " + value;
- }
-}
http://git-wip-us.apache.org/repos/asf/zest-java/blob/a789141d/core/api/src/main/java/org/apache/zest/api/query/grammar/EqSpecification.java
----------------------------------------------------------------------
diff --git a/core/api/src/main/java/org/apache/zest/api/query/grammar/EqSpecification.java b/core/api/src/main/java/org/apache/zest/api/query/grammar/EqSpecification.java
deleted file mode 100644
index b7ed03c..0000000
--- a/core/api/src/main/java/org/apache/zest/api/query/grammar/EqSpecification.java
+++ /dev/null
@@ -1,43 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you 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 implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
- */
-package org.apache.zest.api.query.grammar;
-
-/**
- * Equals Specification.
- */
-public class EqSpecification<T>
- extends ComparisonSpecification<T>
-{
- public EqSpecification( PropertyFunction<T> property, T value )
- {
- super( property, value );
- }
-
- @Override
- protected boolean compare( T value )
- {
- return value.equals( this.value );
- }
-
- @Override
- public String toString()
- {
- return property.toString() + "=" + value.toString();
- }
-}
http://git-wip-us.apache.org/repos/asf/zest-java/blob/a789141d/core/api/src/main/java/org/apache/zest/api/query/grammar/ExpressionSpecification.java
----------------------------------------------------------------------
diff --git a/core/api/src/main/java/org/apache/zest/api/query/grammar/ExpressionSpecification.java b/core/api/src/main/java/org/apache/zest/api/query/grammar/ExpressionSpecification.java
deleted file mode 100644
index f0dd6b2..0000000
--- a/core/api/src/main/java/org/apache/zest/api/query/grammar/ExpressionSpecification.java
+++ /dev/null
@@ -1,60 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you 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 implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
- */
-package org.apache.zest.api.query.grammar;
-
-import org.apache.zest.api.composite.Composite;
-import org.apache.zest.functional.Specification;
-
-import static org.apache.zest.functional.Iterables.append;
-import static org.apache.zest.functional.Iterables.iterable;
-
-/**
- * Base expression Specification.
- */
-public abstract class ExpressionSpecification
- implements Specification<Composite>
-{
-
- @SuppressWarnings( "unchecked" )
- public AndSpecification and( Specification<Composite> specification )
- {
- if( this instanceof AndSpecification )
- {
- return new AndSpecification( append( specification, ( (AndSpecification) this ).operands() ) );
- }
- else
- {
- return new AndSpecification( iterable( this, specification ) );
- }
- }
-
- @SuppressWarnings( "unchecked" )
- public OrSpecification or( Specification<Composite> specification )
- {
- if( this instanceof OrSpecification )
- {
- return new OrSpecification( append( specification, ( (OrSpecification) this ).operands() ) );
- }
- else
- {
- return new OrSpecification( iterable( this, specification ) );
- }
- }
-
-}
http://git-wip-us.apache.org/repos/asf/zest-java/blob/a789141d/core/api/src/main/java/org/apache/zest/api/query/grammar/GeSpecification.java
----------------------------------------------------------------------
diff --git a/core/api/src/main/java/org/apache/zest/api/query/grammar/GeSpecification.java b/core/api/src/main/java/org/apache/zest/api/query/grammar/GeSpecification.java
deleted file mode 100644
index f012293..0000000
--- a/core/api/src/main/java/org/apache/zest/api/query/grammar/GeSpecification.java
+++ /dev/null
@@ -1,44 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you 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 implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
- */
-package org.apache.zest.api.query.grammar;
-
-/**
- * Greater or equals Specification.
- */
-public class GeSpecification<T>
- extends ComparisonSpecification<T>
-{
- public GeSpecification( PropertyFunction<T> property, T value )
- {
- super( property, value );
- }
-
- @Override
- @SuppressWarnings( "unchecked" )
- protected boolean compare( T value )
- {
- return ( (Comparable) value ).compareTo( this.value ) >= 0;
- }
-
- @Override
- public String toString()
- {
- return property.toString() + ">=" + value.toString();
- }
-}
http://git-wip-us.apache.org/repos/asf/zest-java/blob/a789141d/core/api/src/main/java/org/apache/zest/api/query/grammar/GtSpecification.java
----------------------------------------------------------------------
diff --git a/core/api/src/main/java/org/apache/zest/api/query/grammar/GtSpecification.java b/core/api/src/main/java/org/apache/zest/api/query/grammar/GtSpecification.java
deleted file mode 100644
index 880fb67..0000000
--- a/core/api/src/main/java/org/apache/zest/api/query/grammar/GtSpecification.java
+++ /dev/null
@@ -1,44 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you 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 implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
- */
-package org.apache.zest.api.query.grammar;
-
-/**
- * Greater than Specification.
- */
-public class GtSpecification<T>
- extends ComparisonSpecification<T>
-{
- public GtSpecification( PropertyFunction<T> property, T value )
- {
- super( property, value );
- }
-
- @Override
- @SuppressWarnings( "unchecked" )
- protected boolean compare( T value )
- {
- return ( (Comparable) value ).compareTo( this.value ) > 0;
- }
-
- @Override
- public String toString()
- {
- return property.toString() + ">" + value.toString();
- }
-}
http://git-wip-us.apache.org/repos/asf/zest-java/blob/a789141d/core/api/src/main/java/org/apache/zest/api/query/grammar/LeSpecification.java
----------------------------------------------------------------------
diff --git a/core/api/src/main/java/org/apache/zest/api/query/grammar/LeSpecification.java b/core/api/src/main/java/org/apache/zest/api/query/grammar/LeSpecification.java
deleted file mode 100644
index 3a28f16..0000000
--- a/core/api/src/main/java/org/apache/zest/api/query/grammar/LeSpecification.java
+++ /dev/null
@@ -1,44 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you 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 implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
- */
-package org.apache.zest.api.query.grammar;
-
-/**
- * Less or equals Specification.
- */
-public class LeSpecification<T>
- extends ComparisonSpecification<T>
-{
- public LeSpecification( PropertyFunction<T> property, T value )
- {
- super( property, value );
- }
-
- @Override
- @SuppressWarnings( "unchecked" )
- protected boolean compare( T value )
- {
- return ( (Comparable) value ).compareTo( this.value ) <= 0;
- }
-
- @Override
- public String toString()
- {
- return property.toString() + "<=" + value.toString();
- }
-}
http://git-wip-us.apache.org/repos/asf/zest-java/blob/a789141d/core/api/src/main/java/org/apache/zest/api/query/grammar/LtSpecification.java
----------------------------------------------------------------------
diff --git a/core/api/src/main/java/org/apache/zest/api/query/grammar/LtSpecification.java b/core/api/src/main/java/org/apache/zest/api/query/grammar/LtSpecification.java
deleted file mode 100644
index 8f476c3..0000000
--- a/core/api/src/main/java/org/apache/zest/api/query/grammar/LtSpecification.java
+++ /dev/null
@@ -1,44 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you 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 implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
- */
-package org.apache.zest.api.query.grammar;
-
-/**
- * Lesser than Specification.
- */
-public class LtSpecification<T>
- extends ComparisonSpecification<T>
-{
- public LtSpecification( PropertyFunction<T> property, T value )
- {
- super( property, value );
- }
-
- @Override
- @SuppressWarnings( "unchecked" )
- protected boolean compare( T value )
- {
- return ( (Comparable) value ).compareTo( this.value ) < 0;
- }
-
- @Override
- public String toString()
- {
- return property.toString() + "<" + value.toString();
- }
-}
http://git-wip-us.apache.org/repos/asf/zest-java/blob/a789141d/core/api/src/main/java/org/apache/zest/api/query/grammar/ManyAssociationContainsSpecification.java
----------------------------------------------------------------------
diff --git a/core/api/src/main/java/org/apache/zest/api/query/grammar/ManyAssociationContainsSpecification.java b/core/api/src/main/java/org/apache/zest/api/query/grammar/ManyAssociationContainsSpecification.java
deleted file mode 100644
index a15bdb0..0000000
--- a/core/api/src/main/java/org/apache/zest/api/query/grammar/ManyAssociationContainsSpecification.java
+++ /dev/null
@@ -1,65 +0,0 @@
-/*
- * Copyright 2007-2011 Rickard Öberg.
- * Copyright 2007-2010 Niclas Hedhman.
- *
- * 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.apache.zest.api.query.grammar;
-
-import org.apache.zest.api.association.ManyAssociation;
-import org.apache.zest.api.composite.Composite;
-
-/**
- * ManyAssociation Contains Specification.
- */
-public class ManyAssociationContainsSpecification<T>
- extends ExpressionSpecification
-{
- private final ManyAssociationFunction<T> manyAssociationFunction;
- private final T value;
-
- public ManyAssociationContainsSpecification( ManyAssociationFunction<T> manyAssociationFunction, T value )
- {
- this.manyAssociationFunction = manyAssociationFunction;
- this.value = value;
- }
-
- public ManyAssociationFunction<T> manyAssociation()
- {
- return manyAssociationFunction;
- }
-
- public T value()
- {
- return value;
- }
-
- @Override
- public boolean satisfiedBy( Composite item )
- {
- ManyAssociation<T> collection = manyAssociationFunction.map( item );
- if( collection == null )
- {
- return false;
- }
- return collection.contains( value );
- }
-
- @Override
- public String toString()
- {
- return manyAssociationFunction + " contains:" + value;
- }
-}
http://git-wip-us.apache.org/repos/asf/zest-java/blob/a789141d/core/api/src/main/java/org/apache/zest/api/query/grammar/ManyAssociationFunction.java
----------------------------------------------------------------------
diff --git a/core/api/src/main/java/org/apache/zest/api/query/grammar/ManyAssociationFunction.java b/core/api/src/main/java/org/apache/zest/api/query/grammar/ManyAssociationFunction.java
deleted file mode 100644
index 540a901..0000000
--- a/core/api/src/main/java/org/apache/zest/api/query/grammar/ManyAssociationFunction.java
+++ /dev/null
@@ -1,117 +0,0 @@
-/*
- * Copyright 2007-2011 Rickard Öberg.
- * Copyright 2007-2010 Niclas Hedhman.
- *
- * 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.apache.zest.api.query.grammar;
-
-import java.lang.reflect.AccessibleObject;
-import java.lang.reflect.Member;
-import java.lang.reflect.Proxy;
-import org.apache.zest.api.association.AssociationStateHolder;
-import org.apache.zest.api.association.ManyAssociation;
-import org.apache.zest.api.composite.Composite;
-import org.apache.zest.api.composite.CompositeInstance;
-import org.apache.zest.functional.Function;
-
-/**
- * Function to get Entity ManyAssociations.
- */
-public class ManyAssociationFunction<T>
- implements Function<Composite, ManyAssociation<T>>
-{
- private final AssociationFunction<?> traversedAssociation;
- private final ManyAssociationFunction<?> traversedManyAssociation;
- private final NamedAssociationFunction<?> traversedNamedAssociation;
- private final AccessibleObject accessor;
-
- public ManyAssociationFunction( AssociationFunction<?> traversedAssociation,
- ManyAssociationFunction<?> traversedManyAssociation,
- NamedAssociationFunction<?> traversedNamedAssociation,
- AccessibleObject accessor
- )
- {
- this.traversedAssociation = traversedAssociation;
- this.traversedManyAssociation = traversedManyAssociation;
- this.traversedNamedAssociation = traversedNamedAssociation;
- this.accessor = accessor;
- }
-
- public AssociationFunction<?> traversedAssociation()
- {
- return traversedAssociation;
- }
-
- public ManyAssociationFunction<?> traversedManyAssociation()
- {
- return traversedManyAssociation;
- }
-
- public NamedAssociationFunction<?> traversedNamedAssociation()
- {
- return traversedNamedAssociation;
- }
-
- public AccessibleObject accessor()
- {
- return accessor;
- }
-
- @Override
- public ManyAssociation<T> map( Composite entity )
- {
- try
- {
- Object target = entity;
- if( traversedAssociation != null )
- {
- target = traversedAssociation.map( entity ).get();
- }
- if( traversedManyAssociation != null )
- {
- throw new IllegalArgumentException( "Cannot traverse ManyAssociations" );
- }
- if( traversedNamedAssociation != null )
- {
- throw new IllegalArgumentException( "Cannot traverse NamedAssociations" );
- }
-
- CompositeInstance handler = (CompositeInstance) Proxy.getInvocationHandler( target );
- return ( (AssociationStateHolder) handler.state() ).manyAssociationFor( accessor );
- }
- catch( IllegalArgumentException e )
- {
- throw e;
- }
- catch( Throwable e )
- {
- throw new IllegalArgumentException( e );
- }
- }
-
- @Override
- public String toString()
- {
- if( traversedAssociation != null )
- {
- return traversedAssociation.toString() + "." + ( (Member) accessor ).getName();
- }
- else
- {
- return ( (Member) accessor ).getName();
- }
- }
-}
http://git-wip-us.apache.org/repos/asf/zest-java/blob/a789141d/core/api/src/main/java/org/apache/zest/api/query/grammar/MatchesSpecification.java
----------------------------------------------------------------------
diff --git a/core/api/src/main/java/org/apache/zest/api/query/grammar/MatchesSpecification.java b/core/api/src/main/java/org/apache/zest/api/query/grammar/MatchesSpecification.java
deleted file mode 100644
index 4f54a47..0000000
--- a/core/api/src/main/java/org/apache/zest/api/query/grammar/MatchesSpecification.java
+++ /dev/null
@@ -1,93 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you 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 implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
- */
-package org.apache.zest.api.query.grammar;
-
-import org.apache.zest.api.composite.Composite;
-import org.apache.zest.api.property.Property;
-
-/**
- * Regular expression match Specification.
- */
-public class MatchesSpecification
- extends ExpressionSpecification
-{
- private PropertyFunction<String> property;
- private Object value;
-
- public MatchesSpecification( PropertyFunction<String> property, String regexp )
- {
- this.property = property;
- this.value = regexp;
- }
-
- public MatchesSpecification( PropertyFunction<String> property, Variable variable )
- {
- this.property = property;
- this.value = variable;
- }
-
- public PropertyFunction<String> property()
- {
- return property;
- }
-
- public Object value()
- {
- return value;
- }
-
- public String regexp()
- {
- return ( String ) value;
- }
-
- @Override
- public boolean satisfiedBy( Composite item )
- {
- Property<String> prop = property.map( item );
-
- if( prop == null )
- {
- return false;
- }
-
- String val = prop.get();
-
- if( val == null )
- {
- return false;
- }
-
- return val.matches( ( String ) value );
- }
-
- @Override
- public String toString()
- {
- return new StringBuilder()
- .append( "( " )
- .append( property )
- .append( " matches " )
- .append( "\"" )
- .append( value )
- .append( "\"" )
- .append( " )" )
- .toString();
- }
-}
http://git-wip-us.apache.org/repos/asf/zest-java/blob/a789141d/core/api/src/main/java/org/apache/zest/api/query/grammar/NamedAssociationContainsNameSpecification.java
----------------------------------------------------------------------
diff --git a/core/api/src/main/java/org/apache/zest/api/query/grammar/NamedAssociationContainsNameSpecification.java b/core/api/src/main/java/org/apache/zest/api/query/grammar/NamedAssociationContainsNameSpecification.java
deleted file mode 100644
index 5af9a51..0000000
--- a/core/api/src/main/java/org/apache/zest/api/query/grammar/NamedAssociationContainsNameSpecification.java
+++ /dev/null
@@ -1,65 +0,0 @@
-/*
- * 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.apache.zest.api.query.grammar;
-
-import org.apache.zest.api.association.NamedAssociation;
-import org.apache.zest.api.composite.Composite;
-
-/**
- * NamedAssociation Contains Specification.
- */
-public class NamedAssociationContainsNameSpecification<T>
- extends ExpressionSpecification
-{
- private final NamedAssociationFunction<T> namedAssociationFunction;
- private final String name;
-
- public NamedAssociationContainsNameSpecification( NamedAssociationFunction<T> namedAssociationFunction, String name )
- {
- this.namedAssociationFunction = namedAssociationFunction;
- this.name = name;
- }
-
- public NamedAssociationFunction<T> namedAssociation()
- {
- return namedAssociationFunction;
- }
-
- public String name()
- {
- return name;
- }
-
- @Override
- public boolean satisfiedBy( Composite item )
- {
- NamedAssociation<T> collection = namedAssociationFunction.map( item );
- if( collection == null )
- {
- return false;
- }
- return collection.containsName( name );
- }
-
- @Override
- public String toString()
- {
- return namedAssociationFunction + " contains name:" + name;
- }
-}
http://git-wip-us.apache.org/repos/asf/zest-java/blob/a789141d/core/api/src/main/java/org/apache/zest/api/query/grammar/NamedAssociationContainsSpecification.java
----------------------------------------------------------------------
diff --git a/core/api/src/main/java/org/apache/zest/api/query/grammar/NamedAssociationContainsSpecification.java b/core/api/src/main/java/org/apache/zest/api/query/grammar/NamedAssociationContainsSpecification.java
deleted file mode 100644
index e4e4f7b..0000000
--- a/core/api/src/main/java/org/apache/zest/api/query/grammar/NamedAssociationContainsSpecification.java
+++ /dev/null
@@ -1,65 +0,0 @@
-/*
- * 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.apache.zest.api.query.grammar;
-
-import org.apache.zest.api.association.NamedAssociation;
-import org.apache.zest.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;
- }
-}