ProductImpl.java

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package com.arcle.rmt.superwaba.model.imp.rqml;

import superwaba.ext.xplat.io.Storable;
import superwaba.ext.xplat.io.DataStream;

import com.arcle.rmt.rqml.*;
import com.arcle.rmt.superwaba.model.imp.*;

public class ProductImpl extends RQMLSecondClassImpl implements Product {

    public Name getName() {
        if (name == null) {
            name = createNameImpl();
        }
        return name;
    }


    public Description getDescription() {
        if (description == null) {
            description = createDescriptionImpl();
        }
        return description;
    }

    //-----------------------------------------------------------------------
    // Factory Methods

    public GenericMemento createMemento() {
        return new Memento(this);
    }


    //-----------------------------------------------------------------------
    // Member variables

    private NameImpl name = null;

    private DescriptionImpl description = null;

    //-----------------------------------------------------------------------
    // Inner Classes

    protected static class Memento extends RQMLSecondClassImpl.Memento {
        public Memento(ProductImpl originator) {
            super(originator);
        }

        public Storable getInstance() {
            // This memento is not directly stored in the Catalog,
            // so this factory method is not required.
            return null;
        }

        public byte getID() {
            return DocumentImpl.PRODUCT_ID;
        }

        public void saveState(DataStream data) {
            final ProductImpl org = (ProductImpl) getOriginator();
            super.saveState(data);
            saveMementoable(org.name, data);
            saveMementoable(org.description, data);
        }

        public void loadState(DataStream data) {
            final ProductImpl org = (ProductImpl) getOriginator();
            super.loadState(data);

            org.name = (NameImpl) loadMementoable(data, new MementoableFactory() {
                public Mementoable createOriginator() {
                    return org.createNameImpl();
                }
            });
            org.description = (DescriptionImpl) loadMementoable(data, new MementoableFactory() {
                public Mementoable createOriginator() {
                    return org.createDescriptionImpl();
                }
            });
        }

    }
}

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