Examples of org.geotools.filter.function.Classifier

org.geotools.filter.function.Classifier
The data structure returned by classification functions. We can take this object, tweak it, and then pass it to a ClassifyFunction. @author Cory Horner, Refractions Research @source $URL$

   * @param property
   * @param classNumber
   * @return
   */
  public List<Rule> equalIntervalClassification(FeatureCollection features, String property, int classNumber, boolean open) {
    Classifier groups = null;
    try {
      final Function classify = ff.function("EqualInterval", ff.property(property), ff.literal(classNumber));
      groups = (Classifier) classify.evaluate(features);
      //System.out.println(groups.getSize());
      if (groups instanceof RangedClassifier)

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   * @param property
   * @return
   */
  public List<Rule> uniqueIntervalClassification(FeatureCollection features,
      String property) {
    Classifier groups = null;
    int classNumber = features.size();
    try {
      final Function classify = ff.function("UniqueInterval", ff.property(property), ff.literal(classNumber));
      groups = (Classifier) classify.evaluate(features);
      if (groups instanceof RangedClassifier)

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     * @param property
     * @param classNumber
     * @return
     */
    public List<Rule> jenksClassification(FeatureCollection features, String property, int classNumber, boolean open) {
        Classifier groups = null;
        try {
            final Function classify = ff.function("Jenks", ff.property(property), ff.literal(classNumber));
            groups = (Classifier) classify.evaluate(features);
            //System.out.println(groups.getSize());
            if (groups instanceof RangedClassifier)

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