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24 naveen 1 
/**
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 *
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 */
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package in.shop2020.metamodel.util;
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import java.util.ArrayList;
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import java.util.List;
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import in.shop2020.metamodel.core.Bullet;
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import in.shop2020.metamodel.core.Feature;
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import in.shop2020.metamodel.definitions.Catalog;
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import in.shop2020.metamodel.definitions.DefinitionsContainer;
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import in.shop2020.metamodel.definitions.FeatureDefinition;
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/**
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 * Utility class that supports core Feature class. All related
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 * objects are fetched from database and aggregated here.
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 *
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 * @author naveen
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 *
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 */
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public class ExpandedFeature extends Feature {
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	/**
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	 *
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	 */
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	private static final long serialVersionUID = 1L;
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	/**
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	 * Expanded from Feature Definition ID
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	 */
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	private FeatureDefinition featureDefinition;
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	/**
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	 * Expanded from list of Bullet objects
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	 */
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	private List<ExpandedBullet> expandedBullets;
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	/**
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	 * Takes Feature object as input and converts all references
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	 * into corresponding detail objects
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	 *
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	 * @param feature
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	 * @throws Exception
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	 */
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	public ExpandedFeature(Feature feature) throws Exception {
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		super(feature.getFeatureDefinitionID());
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		// Copy rest of the properties
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		super.setBullets(feature.getBullets());
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		super.setFreeformContent(feature.getFreeformContent());
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		// Expand feature definition id
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		DefinitionsContainer defs =
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			Catalog.getInstance().getDefinitionsContainer();
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		this.featureDefinition =
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			defs.getFeatureDefinition(feature.getFeatureDefinitionID());
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		// Expand bullets
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		if(this.getBullets() != null) {
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			this.expandedBullets = new ArrayList<ExpandedBullet>();
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			for(Bullet bullet : this.getBullets()) {
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				ExpandedBullet expBullet = new ExpandedBullet(bullet,
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						this.featureDefinition.getBulletDefinition());
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				this.expandedBullets.add(expBullet);
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			}
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		}
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	}
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	/**
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	 * @return the featureDefinition Feature Definition object
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	 */
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	public FeatureDefinition getFeatureDefinition() {
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		return featureDefinition;
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	}
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	/**
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	 * @return the expandedBullets List of ExpandedBullet objects
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	 */
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	public List<ExpandedBullet> getExpandedBullets() {
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		return expandedBullets;
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	}
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	/**
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	 *
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	 * @return List of String values for each bullet
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	 */
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	public List<String> getBulletValues() {
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		List<String> values = new ArrayList<String>();
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		if(this.expandedBullets != null) {
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			for(ExpandedBullet expBullet : this.expandedBullets) {
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				if(expBullet != null) {
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					values.add(expBullet.getValue());
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				}
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			}
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		}
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		return values;
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	}
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	/* (non-Javadoc)
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	 * @see java.lang.Object#toString()
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	 */
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	@Override
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	public String toString() {
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		return "ExpandedFeature [expandedBullets=" + expandedBullets
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				+ ", featureDefinition=" + featureDefinition + ", toString()="
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				+ super.toString() + "]";
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	}
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}