use of org.geotools.filter.LikeFilterImpl in project ddf by codice.
the class SubscriptionFilterVisitor method visit.
/**
* PropertyIsLike filter maps to a Contextual search criteria.
*/
@Override
public Object visit(PropertyIsLike filter, Object data) {
LOGGER.debug("ENTERING: PropertyIsLike filter");
String wildcard = filter.getWildCard();
String escape = filter.getEscape();
String single = filter.getSingleChar();
boolean isFuzzy = false;
List<String> textPathList = null;
LikeFilterImpl likeFilter = (LikeFilterImpl) filter;
Expression expression = likeFilter.getExpression();
// ContentTypePredicate
if (expression instanceof PropertyName) {
PropertyName propertyName = (PropertyName) expression;
if (Metacard.CONTENT_TYPE.equals(propertyName.getPropertyName())) {
LOGGER.debug("Expression is ContentType.");
String typeValue = likeFilter.getLiteral();
ContentTypePredicate predicate = new ContentTypePredicate(typeValue, null);
return predicate;
} else if (Metacard.CONTENT_TYPE_VERSION.equals(propertyName.getPropertyName())) {
LOGGER.debug("Expression is ContentTypeVersion.");
String versionValue = likeFilter.getLiteral();
ContentTypePredicate predicate = new ContentTypePredicate(null, versionValue);
return predicate;
}
}
if (expression instanceof AttributeExpressionImpl) {
AttributeExpressionImpl textPathExpression = (AttributeExpressionImpl) expression;
textPathList = extractXpathSelectors(textPathExpression);
} else if (expression instanceof FuzzyFunction) {
FuzzyFunction fuzzyFunction = (FuzzyFunction) expression;
LOGGER.debug("fuzzy search");
isFuzzy = true;
List<Expression> expressions = fuzzyFunction.getParameters();
AttributeExpressionImpl firstExpression = (AttributeExpressionImpl) expressions.get(0);
if (!Metacard.ANY_TEXT.equals(firstExpression.getPropertyName())) {
LOGGER.debug("fuzzy search has a text path section");
textPathList = extractXpathSelectors(firstExpression);
}
}
String searchPhrase = likeFilter.getLiteral();
LOGGER.debug("raw searchPhrase = [{}]", searchPhrase);
String sterilizedSearchPhrase = sterilize(searchPhrase, wildcard, escape, single);
LOGGER.debug("sterilizedSearchPhrase = [{}]", sterilizedSearchPhrase);
ContextualPredicate contextPred = new ContextualPredicate(sterilizedSearchPhrase, isFuzzy, likeFilter.isMatchingCase(), textPathList);
LOGGER.debug("EXITING: PropertyIsLike filter");
return contextPred;
}
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