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 org.andromda.core.metafacade.MetafacadeBase;
009import org.andromda.core.metafacade.ModelValidationMessage;
010import org.andromda.metafacades.uml.ActionFacade;
011import org.andromda.metafacades.uml.ActionStateFacade;
012import org.apache.log4j.Logger;
013import org.omg.uml.behavioralelements.activitygraphs.ActionState;
014
015/**
016 * A state models a situation during which some (usually implicit) invariant condition holds. The
017 * states of protocol state machines are exposed to the users of their context classifiers. A
018 * protocol state represents an exposed stable situation of its context classifier: when an instance
019 * of the classifier is not processing any operation, users of this instance can always know its
020 * state configuration.
021 * MetafacadeLogic for ActionStateFacade
022 *
023 * @see ActionStateFacade
024 */
025public abstract class ActionStateFacadeLogic
026    extends StateFacadeLogicImpl
027    implements ActionStateFacade
028{
029    /**
030     * The underlying UML object
031     * @see ActionState
032     */
033    protected ActionState metaObject;
034
035    /** Create Metafacade implementation instance using the MetafacadeFactory from the context
036     * @param metaObjectIn
037     * @param context
038     */
039    protected ActionStateFacadeLogic(ActionState metaObjectIn, String context)
040    {
041        super(metaObjectIn, getContext(context));
042        this.metaObject = metaObjectIn;
043    }
044
045    /**
046     * The logger instance.
047     */
048    private static final Logger logger = Logger.getLogger(ActionStateFacadeLogic.class);
049
050    /**
051     * Gets the context for this metafacade logic instance.
052     * @param context String. Set to ActionStateFacade if null
053     * @return context String
054     */
055    private static String getContext(String context)
056    {
057        if (context == null)
058        {
059            context = "org.andromda.metafacades.uml.ActionStateFacade";
060        }
061        return context;
062    }
063
064    /** Reset context only for non-root metafacades
065     * @param context
066     */
067    @Override
068    public void resetMetafacadeContext(String context)
069    {
070        if (!this.contextRoot) // reset context only for non-root metafacades
071        {
072            context = getContext(context);  // to have same value as in original constructor call
073            setMetafacadeContext (context);
074        }
075    }
076
077    /**
078     * @return boolean true always
079     * @see ActionStateFacade
080     */
081    public boolean isActionStateFacadeMetaType()
082    {
083        return true;
084    }
085
086    // ------------- associations ------------------
087
088    private ActionFacade __getEntry1r;
089    private boolean __getEntry1rSet = false;
090
091    /**
092     * If this action is located on an action state, this will represent that state.
093     * @return (ActionFacade)handleGetEntry()
094     */
095    public final ActionFacade getEntry()
096    {
097        ActionFacade getEntry1r = this.__getEntry1r;
098        if (!this.__getEntry1rSet)
099        {
100            // actionState has no pre constraints
101            Object result = handleGetEntry();
102            MetafacadeBase shieldedResult = this.shieldedElement(result);
103            try
104            {
105                getEntry1r = (ActionFacade)shieldedResult;
106            }
107            catch (ClassCastException ex)
108            {
109                // Bad things happen if the metafacade type mapping in metafacades.xml is wrong - Warn
110                ActionStateFacadeLogic.logger.warn("incorrect metafacade cast for ActionStateFacadeLogic.getEntry ActionFacade " + result + ": " + shieldedResult);
111            }
112            // actionState has no post constraints
113            this.__getEntry1r = getEntry1r;
114            if (isMetafacadePropertyCachingEnabled())
115            {
116                this.__getEntry1rSet = true;
117            }
118        }
119        return getEntry1r;
120    }
121
122    /**
123     * UML Specific type is transformed by shieldedElements to AndroMDA Metafacade type
124     * @return Object
125     */
126    protected abstract Object handleGetEntry();
127
128    /**
129     * @param validationMessages Collection<ModelValidationMessage>
130     * @see StateFacadeLogicImpl#validateInvariants(Collection validationMessages)
131     */
132    @Override
133    public void validateInvariants(Collection<ModelValidationMessage> validationMessages)
134    {
135        super.validateInvariants(validationMessages);
136    }
137}