001// license-header java merge-point
002//
003// Attention: generated code (by MetafacadeLogic.vsl) - do not modify!
004//
005package org.andromda.metafacades.uml14;
006
007import java.util.Collection;
008import java.util.List;
009import org.andromda.core.metafacade.ModelValidationMessage;
010import org.andromda.metafacades.uml.ValueObject;
011import org.apache.log4j.Logger;
012import org.omg.uml.foundation.core.Classifier;
013
014/**
015 * Represents a value object, a Classifier whose unique value is determined only by its attributes.
016 * MetafacadeLogic for ValueObject
017 *
018 * @see ValueObject
019 */
020public abstract class ValueObjectLogic
021    extends ClassifierFacadeLogicImpl
022    implements ValueObject
023{
024    /**
025     * The underlying UML object
026     * @see Object
027     */
028    protected Object metaObject;
029
030    /** Create Metafacade implementation instance using the MetafacadeFactory from the context
031     * @param metaObjectIn
032     * @param context
033     */
034    protected ValueObjectLogic(Object metaObjectIn, String context)
035    {
036        super((Classifier)metaObjectIn, getContext(context));
037        this.metaObject = metaObjectIn;
038    }
039
040    /**
041     * The logger instance.
042     */
043    private static final Logger logger = Logger.getLogger(ValueObjectLogic.class);
044
045    /**
046     * Gets the context for this metafacade logic instance.
047     * @param context String. Set to ValueObject if null
048     * @return context String
049     */
050    private static String getContext(String context)
051    {
052        if (context == null)
053        {
054            context = "org.andromda.metafacades.uml.ValueObject";
055        }
056        return context;
057    }
058
059    /** Reset context only for non-root metafacades
060     * @param context
061     */
062    @Override
063    public void resetMetafacadeContext(String context)
064    {
065        if (!this.contextRoot) // reset context only for non-root metafacades
066        {
067            context = getContext(context);  // to have same value as in original constructor call
068            setMetafacadeContext (context);
069        }
070    }
071
072    /**
073     * @return boolean true always
074     * @see ValueObject
075     */
076    public boolean isValueObjectMetaType()
077    {
078        return true;
079    }
080
081    // ------------- associations ------------------
082
083    private Collection<ValueObject> __getTypeSpecializations1r;
084    private boolean __getTypeSpecializations1rSet = false;
085
086    /**
087     * Represents a value object, a Classifier whose unique value is determined only by its
088     * attributes.
089     * @return (Collection<ValueObject>)handleGetTypeSpecializations()
090     */
091    public final Collection<ValueObject> getTypeSpecializations()
092    {
093        Collection<ValueObject> getTypeSpecializations1r = this.__getTypeSpecializations1r;
094        if (!this.__getTypeSpecializations1rSet)
095        {
096            // valueObject has no pre constraints
097            Collection result = handleGetTypeSpecializations();
098            List shieldedResult = this.shieldedElements(result);
099            try
100            {
101                getTypeSpecializations1r = (Collection<ValueObject>)shieldedResult;
102            }
103            catch (ClassCastException ex)
104            {
105                // Bad things happen if the metafacade type mapping in metafacades.xml is wrong - Warn
106                ValueObjectLogic.logger.warn("incorrect metafacade cast for ValueObjectLogic.getTypeSpecializations Collection<ValueObject> " + result + ": " + shieldedResult);
107            }
108            // valueObject has no post constraints
109            this.__getTypeSpecializations1r = getTypeSpecializations1r;
110            if (isMetafacadePropertyCachingEnabled())
111            {
112                this.__getTypeSpecializations1rSet = true;
113            }
114        }
115        return getTypeSpecializations1r;
116    }
117
118    /**
119     * UML Specific type is returned in Collection, transformed by shieldedElements to AndroMDA Metafacade type
120     * @return  Collection
121     */
122    protected abstract Collection handleGetTypeSpecializations();
123
124    /**
125     * @param validationMessages Collection<ModelValidationMessage>
126     * @see ClassifierFacadeLogicImpl#validateInvariants(Collection validationMessages)
127     */
128    @Override
129    public void validateInvariants(Collection<ModelValidationMessage> validationMessages)
130    {
131        super.validateInvariants(validationMessages);
132    }
133}