001 package de.deepamehta.plugins.facets.model;
002
003 import de.deepamehta.core.model.ChildTopicsModel;
004 import de.deepamehta.core.model.TopicModel;
005
006 import org.codehaus.jettison.json.JSONObject;
007
008 import java.util.List;
009
010
011
012 /**
013 * A facet value as used in update facet calls.
014 * Used for both, single-valued facets and multiple-valued facets.
015 */
016 public class FacetValue extends ChildTopicsModel {
017
018 private String childTypeUri;
019
020 // ---------------------------------------------------------------------------------------------------- Constructors
021
022 public FacetValue(String childTypeUri) {
023 this.childTypeUri = childTypeUri;
024 }
025
026 public FacetValue(JSONObject obj) {
027 super(obj);
028 try {
029 if (size() != 1) {
030 throw new RuntimeException("There are " + size() + " child type entries (expected is 1)");
031 }
032 //
033 this.childTypeUri = iterator().next();
034 } catch (Exception e) {
035 throw new RuntimeException("Parsing FacetValue failed (JSONObject=" + obj + ")", e);
036 }
037 }
038
039 // -------------------------------------------------------------------------------------------------- Public Methods
040
041 /**
042 * Accesses a single-valued facet.
043 */
044 public TopicModel getTopic() {
045 return getTopic(childTypeUri);
046 }
047
048 /**
049 * Accesses a multiple-valued facet.
050 */
051 public List<TopicModel> getTopics() {
052 return getTopics(childTypeUri);
053 }
054
055 // ---
056
057 /**
058 * Puts a value in a single-valued facet.
059 */
060 public FacetValue put(TopicModel value) {
061 return (FacetValue) put(childTypeUri, value);
062 }
063
064 // ---
065
066 /**
067 * Convenience method to put a *simple* value in a single-valued facet.
068 */
069 public FacetValue put(Object value) {
070 return (FacetValue) put(childTypeUri, value);
071 }
072
073 /**
074 * Convenience method to put a *composite* value in a single-valued facet.
075 */
076 public FacetValue put(ChildTopicsModel value) {
077 return (FacetValue) put(childTypeUri, value);
078 }
079
080 // ---
081
082 /**
083 * Adds all the values to a multiple-valued facet.
084 */
085 public FacetValue put(List<TopicModel> values) {
086 return (FacetValue) put(childTypeUri, values);
087 }
088
089 // ---
090
091 /**
092 * Adds a by-ID topic reference to a multiple-valued facet.
093 */
094 public FacetValue addRef(long refTopicId) {
095 return (FacetValue) addRef(childTypeUri, refTopicId);
096 }
097
098 /**
099 * Adds a by-URI topic reference to a multiple-valued facet.
100 */
101 public FacetValue addRef(String refTopicUri) {
102 return (FacetValue) addRef(childTypeUri, refTopicUri);
103 }
104
105 // ---
106
107 /**
108 * Adds a by-ID topic deletion reference to a multiple-valued facet.
109 */
110 public FacetValue addDeletionRef(long refTopicId) {
111 return (FacetValue) addDeletionRef(childTypeUri, refTopicId);
112 }
113 }