Android Open Source - sodf Product Factory

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License

The source code is released under:

Copyright (c) 2013 Lorenz Lehmann Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Sof...

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Java Source Code

package lal.apps.smartfoodenvironment.model;
/* w  w  w .  ja v a  2s. com*/
import java.util.LinkedList;
import java.util.List;

import lal.sodf.framework.ontology.KeyValueNode;
import lal.sodf.framework.ontology.Node;
import lal.sodf.framework.ontology.SodfTree;

/**
 * Creates SODF descriptions of products
 * @author Lorenz Lehmann
 *
 */
public class ProductFactory {
  /** Get the Sodf description for a bottle of milk */
  public static SodfTree getMilk(){
    SodfTree data = new SodfTree();
    //add the required metadata
    addProductMetadata(data);
    data.getPropertiesSubtree().addChild(new KeyValueNode(ProductVocabulary.PRODUCT_NAME, "Milk"));
    data.getPropertiesSubtree().addChild(new KeyValueNode(ProductVocabulary.PRODUCT_GOOD_AFTER_OPENING, "2"));
    return data;
  }
  
  /** Get the Sodf description for a glass of Nutella */
  public static SodfTree getNutella(){
    SodfTree data = new SodfTree();
    //add the required metadata
    addProductMetadata(data);
    data.getPropertiesSubtree().addChild(new KeyValueNode(ProductVocabulary.PRODUCT_NAME, "Nutella"));
    data.getPropertiesSubtree().addChild(new KeyValueNode(ProductVocabulary.PRODUCT_GOOD_AFTER_OPENING, "30"));
    return data;
  }
  
  /** Get the Sodf description for a bag of popcorn */
  public static SodfTree getPopcorn(){
    SodfTree data = new SodfTree();
    //add the required metadata
    addProductMetadata(data);
    addMicrowaveMetadata(data);
    //add the properties
    data.getPropertiesSubtree().addChild(new KeyValueNode(ProductVocabulary.PRODUCT_NAME, "Popcorn"));
    data.getPropertiesSubtree().addChild(new KeyValueNode(ProductVocabulary.PRODUCT_GOOD_AFTER_OPENING, "1"));
    //add the microwave function
    List<Node> interactions = new LinkedList<Node>();
    interactions.add(new KeyValueNode(MicrowaveVocabulary.MICROWAVE_DURATION, "3"));
    interactions.add(new KeyValueNode(MicrowaveVocabulary.MICROWAVE_HEAT, "800"));
    data.getFunctionsSubtree().addNewFunction(MicrowaveVocabulary.MICROWVAE_PREPARE, interactions);
    return data;
  }
  
  /** Get the Sodf description for a box of noodles */
  public static SodfTree getNoodles(){
    SodfTree data = new SodfTree();
    //add the required metadata
    addProductMetadata(data);
    addMicrowaveMetadata(data);
    //add the properties
    data.getPropertiesSubtree().addChild(new KeyValueNode(ProductVocabulary.PRODUCT_NAME, "Noodles"));
    data.getPropertiesSubtree().addChild(new KeyValueNode(ProductVocabulary.PRODUCT_GOOD_AFTER_OPENING, "4"));
    //add the microwave function
    List<Node> interactions = new LinkedList<Node>();
    interactions.add(new KeyValueNode(MicrowaveVocabulary.MICROWAVE_DURATION, "8"));
    interactions.add(new KeyValueNode(MicrowaveVocabulary.MICROWAVE_HEAT, "1200"));
    data.getFunctionsSubtree().addNewFunction(MicrowaveVocabulary.MICROWVAE_PREPARE, interactions);
    return data;
  }

  /** Add the product metadata to a SODF tree */
  private static SodfTree addProductMetadata(SodfTree data){
    data.getMetadataSubtree().getPrefixesSubtree().addChild(
        new KeyValueNode(ProductVocabulary.PRODUCT_PREFIX,
            ProductVocabulary.PRODUCT_URL));
    return data;
  }
  
  /** Add the microwave metadata to a SODF tree */
  private static SodfTree addMicrowaveMetadata(SodfTree data){
    data.getMetadataSubtree().getPrefixesSubtree().addChild(
        new KeyValueNode(MicrowaveVocabulary.MICROWAVE_PREFIX,
            MicrowaveVocabulary.MICROWAVE_PREFIX));
    return data;
  }
}

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