/[schmitzm]/branches/2.2.x/src/skrueger/geotools/StyledFeatureCollectionTableModel.java
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revision 57 by mojays, Fri Apr 17 15:26:14 2009 UTC revision 62 by alfonx, Fri Apr 17 18:56:17 2009 UTC
# Line 22  import org.geotools.data.memory.MemoryDa Line 22  import org.geotools.data.memory.MemoryDa
22  import org.geotools.feature.FeatureCollection;  import org.geotools.feature.FeatureCollection;
23  import org.opengis.filter.Filter;  import org.opengis.filter.Filter;
24    
25    import com.vividsolutions.jts.geom.Envelope;
26    
27  import schmitzm.geotools.gui.FeatureCollectionTableModel;  import schmitzm.geotools.gui.FeatureCollectionTableModel;
28  import skrueger.AttributeMetaData;  import skrueger.AttributeMetaData;
29  import skrueger.i8n.I8NUtil;  import skrueger.i8n.I8NUtil;
# Line 32  import skrueger.i8n.Translation; Line 34  import skrueger.i8n.Translation;
34   * functionalities of the {@link AttributeMetaData} of   * functionalities of the {@link AttributeMetaData} of
35   * {@linkplain StyledMapInterface styled objects}.   * {@linkplain StyledMapInterface styled objects}.
36   * <ul>   * <ul>
37   * <li>column names are translated according to   *   <li>column names are translated according to {@link AttributeMetaData#getTitle()}</li>
38   * {@link AttributeMetaData#getTitle()}</li>   *   <li>columns are hidden according to {@link AttributeMetaData#isVisible()()}</li>
  * <li>columns are hidden according to {@link AttributeMetaData#isVisible()()}</li>  
39   * </ul>   * </ul>
40   *   * @author <a href="mailto:[email protected]">Martin Schmitz</a> (University of Bonn/Germany)
  * @author <a href="mailto:[email protected]">Martin Schmitz</a>  
  *         (University of Bonn/Germany)  
  *  
41   */   */
42  public class StyledFeatureCollectionTableModel extends  public class StyledFeatureCollectionTableModel extends FeatureCollectionTableModel {
43      FeatureCollectionTableModel {    /** Holds the data source as styled map. */
44      protected StyledMapInterface map = null;
45      /** Contains only the visible elements of the {@link AttributeMetaData}-Map */
46    protected Map<Integer, AttributeMetaData> visibleAMD = null;    protected Map<Integer, AttributeMetaData> visibleAMD = null;
47      /** Holds the data source for the table as {@code FeatureSource}. */
48      protected FeatureSource featureSource = null;
49      /** Contains the complete {@link AttributeMetaData}-Map of the styled layer. */
50      protected Map<Integer, AttributeMetaData> origAMD = null;
51      /** Holds the current filter on the table */
52      protected Filter filter = null;
53      /** Holds the Bounds for all features. Only set once during the constructor **/
54      protected Envelope bounds;
55    
56      /**
57       * Creates a new table model for a styled map.
58       * @param map the styled map
59       */
60    public StyledFeatureCollectionTableModel(StyledFeatureCollectionInterface map) {    public StyledFeatureCollectionTableModel(StyledFeatureCollectionInterface map) {
61      this(map,Filter.INCLUDE);      this(map,Filter.INCLUDE);
62    }    }
63    
64      /**
65       * Creates a new table model for a styled map.
66       * @param map the styled map
67       * @param filter filter applied to the table
68       */
69    public StyledFeatureCollectionTableModel(StyledFeatureCollectionInterface map, Filter filter) {    public StyledFeatureCollectionTableModel(StyledFeatureCollectionInterface map, Filter filter) {
70      super();      super();
71      setFeatureCollection(map, filter);      setFeatureCollection(map, filter);
72    }    }
73    
74      /**
75       * Creates a new table model for a styled map.
76       * @param map the styled map
77       */
78    public StyledFeatureCollectionTableModel(StyledFeatureSourceInterface map) {    public StyledFeatureCollectionTableModel(StyledFeatureSourceInterface map) {
79      this(map,Filter.INCLUDE);      this(map,Filter.INCLUDE);
80    }    }
81    
82      /**
83       * Creates a new table model for a styled map.
84       * @param map the styled map
85       * @param filter filter applied to the table
86       */
87    public StyledFeatureCollectionTableModel(StyledFeatureSourceInterface map, Filter filter) {    public StyledFeatureCollectionTableModel(StyledFeatureSourceInterface map, Filter filter) {
88      super();      super();
89      setFeatureCollection(map, filter);      setFeatureCollection(map, filter);
90    }    }
91    
92      /**
93       * Sets a new data source for the table.
94       * @param fs     the feature source
95       * @param amd    {@link AttributeMetaData}-Map to define the visible attributes
96       *               and translation
97       */
98    protected void setFeatureSource(FeatureSource fs, Map<Integer, AttributeMetaData> amd, Filter filter) throws Exception {    protected void setFeatureSource(FeatureSource fs, Map<Integer, AttributeMetaData> amd, Filter filter) throws Exception {
     this.visibleAMD = null;  
99      if ( filter == null )      if ( filter == null )
100        filter = Filter.INCLUDE;        filter = Filter.INCLUDE;
101            
102        this.featureSource = fs;
103        this.filter        = filter;
104        this.origAMD       = amd;
105        this.visibleAMD    = null;
106        
107      FeatureCollection fc = null;      FeatureCollection fc = null;
108      if (fs != null) {      if (fs != null) {
109        Query query = new DefaultQuery();          
110           bounds = fs.getBounds();
111            
112          Query query = new DefaultQuery(fs.getSchema().getTypeName(), filter);
113        if (amd != null) {        if (amd != null) {
114          // determine the names of the visible Attributes          // determine the names of the visible Attributes
115          this.visibleAMD = StyledMapUtil.getVisibleAttributeMetaData(amd, true);          this.visibleAMD = StyledMapUtil.getVisibleAttributeMetaData(amd, true);
# Line 83  public class StyledFeatureCollectionTabl Line 121  public class StyledFeatureCollectionTabl
121    
122          // create a query for the visible attributes          // create a query for the visible attributes
123          String[] properties = visibleAttrNames.toArray(new String[0]);          String[] properties = visibleAttrNames.toArray(new String[0]);
124            
125          query = new DefaultQuery(fs.getSchema().getTypeName(), filter, properties);          query = new DefaultQuery(fs.getSchema().getTypeName(), filter, properties);
126        }        }
127        fc = fs.getFeatures(query);        fc = fs.getFeatures(query);
128    
129    // FAILS:!!!, even with  query = new DefaultQuery(fs.getSchema().getTypeName(), filter);
130                            // java.lang.UnsupportedOperationException: Unknown feature
131                            // attribute: PQM_MOD
132                            // at
133                            // schmitzm.geotools.feature.FeatureOperationTree.evaluate(FeatureOperationTree.java:93)
134                            // bounds = fc.getBounds();
135                            // SK, 17.4.2009
136                            //      
137                            // System.out.println("Filter = "+filter);
138                            // System.out.println("Size of FC = "+fc.size());
139                            // System.out.println("anz att= "+fc.getNumberOfAttributes());
140      }      }
141      setFeatureCollection(fc);      setFeatureCollection(fc);
142    }    }
143    
144      /**
145       * Converts the {@code StyledFeatureCollection} to a {@code FeatureSource}
146       * and sets this as the new data source for the table.
147       * @param fs     the feature source
148       * @param amd    {@link AttributeMetaData}-Map to define the visible attributes
149       *               and translation
150       */
151    public void setFeatureCollection(StyledFeatureCollectionInterface map, Filter filter) {    public void setFeatureCollection(StyledFeatureCollectionInterface map, Filter filter) {
152        this.map = map;
153      try {      try {
154        if (map == null)        if (map == null)
155          setFeatureSource(null, null, null);          setFeatureSource(null, null, null);
# Line 105  public class StyledFeatureCollectionTabl Line 164  public class StyledFeatureCollectionTabl
164      }      }
165    }    }
166    
167      /**
168       * Sets the {@code StyledFeatureCollection} as new data source for the table.
169       * @param fs     the feature source
170       * @param amd    {@link AttributeMetaData}-Map to define the visible attributes
171       *               and translation
172       */
173    public void setFeatureCollection(StyledFeatureSourceInterface map, Filter filter) {    public void setFeatureCollection(StyledFeatureSourceInterface map, Filter filter) {
174        this.map = map;
175      try {      try {
176        if (map == null)        if (map == null)
177          setFeatureSource(null, null, null);          setFeatureSource(null, null, null);
# Line 115  public class StyledFeatureCollectionTabl Line 181  public class StyledFeatureCollectionTabl
181        throw new RuntimeException(err);        throw new RuntimeException(err);
182      }      }
183    }    }
184      
185      /**
186       * Resets the filter for the table.
187       * @param filter a filter
188       */
189      public void setFilter(Filter filter) {
190        try{
191          setFeatureSource(this.featureSource, this.origAMD, filter);
192        } catch (Exception err) {
193          throw new RuntimeException(err);
194        }
195      }
196      
197      /**
198       * @return <code>Filter.INCLUDE</code> or the {@link Filter} applied to the Features
199       */
200      public Filter getFilter() {
201              return this.filter;
202      }
203    
204      /**
205       * After calling {@code super.reorganize(.)} this method replaced the
206       * column descriptions with the titles of the {@code AttributeMetaData}.
207       * @param fireTableStructureChanged indicates whether a table event is
208       *        initiated after reorganize
209       */
210    @Override    @Override
211    public void reorganize() {    protected void reorganize(boolean fireTableStructureChanged) {
212      super.reorganize();      super.reorganize(false);
213      // translate the column names      // translate the column names
214      if (visibleAMD != null) {      if (visibleAMD != null) {
215        Iterator<Integer> keys = visibleAMD.keySet().iterator();        Iterator<Integer> keys = visibleAMD.keySet().iterator();
216        for (int i = 0; i < colNames.length && keys.hasNext(); i++) {        for (int i = 0; i < colNames.length && keys.hasNext(); i++) {
217          Translation title = visibleAMD.get(keys.next()).getTitle();          Translation title = visibleAMD.get(keys.next()).getTitle();
218          if (!I8NUtil.isEmpty(title)) {          if (!I8NUtil.isEmpty(title)) {
219            System.out.println("set colname " + i + " to " + title.toString());  //          System.out.println("set colname " + i + " to " + title.toString());
220            colNames[i] = title.toString();            colNames[i] = title.toString();
221          }          }
222        }        }
223      }      }
224      fireTableStructureChanged();      if ( fireTableStructureChanged )
225          fireTableStructureChanged();
226    }    }
227    
228      /**
229             * @returns Cached bounds for the whole dataset (without applying the
230             *          filter) or <code>null</code>
231             */
232            public Envelope getBounds() {
233                    return bounds;
234            }
235  }  }
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