How to use

org.deegree.filter.comparison.PropertyIsLike

constructor

private static PropertyIsLike parsePropertyIsLikeOperator( XMLStreamReader xmlStream )
            throws XMLStreamException {
  // this is a deegree extension over Filter 1.1.0 spec.
  boolean matchCase = getAttributeValueAsBoolean( xmlStream, null, "matchCase", true );
  String wildCard = getRequiredAttributeValue( xmlStream, "wildCard" );
  String singleChar = getRequiredAttributeValue( xmlStream, "singleChar" );
  String escapeChar = getRequiredAttributeValue( xmlStream, "escapeChar" );
  nextElement( xmlStream );
  ValueReference propName = parsePropertyName( xmlStream, false );
  nextElement( xmlStream );
  if ( !"Literal".equals( xmlStream.getLocalName() ) ) {
    String message = "FilterEncoding 1.1.0 does not allow other than Literal elements as second expression in PropertyIsLike filters!";
    throw new XMLStreamException( message );
  }
  Literal<?> literal = parseLiteral( xmlStream );
  nextElement( xmlStream );
  return new PropertyIsLike( propName, literal, wildCard, singleChar, escapeChar, matchCase, null );
}

private PropertyIsLike buildIsLike( Expression propName, Expression literal, boolean matchCase )
            throws UnmappableException {
  if ( !( propName instanceof ValueReference ) || !( literal instanceof Literal ) ) {
    String msg = "Can not map filter. Multi-valued columns can only be compared to literals.";
    throw new UnmappableException( msg );
  }
  String wildCard = "*";
  String singleChar = "?";
  String escapeChar = "\\";
  String s = ( (Literal<?>) literal ).getValue().toString();
  s = StringUtils.replaceAll( s, escapeChar, escapeChar + escapeChar );
  s = StringUtils.replaceAll( s, singleChar, escapeChar + singleChar );
  s = StringUtils.replaceAll( s, wildCard, escapeChar + wildCard );
  Literal<PrimitiveValue> escapedLiteral = new Literal<PrimitiveValue>( new PrimitiveValue( s ), null );
  return new PropertyIsLike( (ValueReference) propName, escapedLiteral, wildCard, singleChar, escapeChar,
                matchCase, null );
}

private static PropertyIsLike parsePropertyIsLikeOperator( XMLStreamReader xmlStream )
            throws XMLStreamException {
  // this is a deegree extension over Filter 1.0.0
  boolean matchCase = getAttributeValueAsBoolean( xmlStream, null, "matchCase", true );
  String wildCard = getRequiredAttributeValue( xmlStream, "wildCard" );
  String singleChar = getRequiredAttributeValue( xmlStream, "singleChar" );
  String escapeChar = getRequiredAttributeValue( xmlStream, "escape" );
  nextElement( xmlStream );
  ValueReference propName = parsePropertyName( xmlStream );
  nextElement( xmlStream );
  Literal<?> literal = parseLiteral( xmlStream );
  nextElement( xmlStream );
  return new PropertyIsLike( propName, literal, wildCard, singleChar, escapeChar, matchCase, null );
}

private static PropertyIsLike parsePropertyIsLikeOperator( XMLStreamReader xmlStream )
            throws XMLStreamException {
  // this is a deegree extension over Filter 2.0.0 spec. (TODO should this be null, if not present?)
  Boolean matchCase = getAttributeValueAsBoolean( xmlStream, null, "matchCase", true );
  // this is a deegree extension over Filter 2.0.0 spec. (TODO should this be null, if not present?)
  MatchAction matchAction = null;
  String s = XMLStreamUtils.getAttributeValue( xmlStream, "matchAction" );
  if ( s != null ) {
    matchAction = parseMatchAction( xmlStream, s );
  }
  String wildCard = getRequiredAttributeValue( xmlStream, "wildCard" );
  String singleChar = getRequiredAttributeValue( xmlStream, "singleChar" );
  String escapeChar = getRequiredAttributeValue( xmlStream, "escapeChar" );
  nextElement( xmlStream );
  Expression value = parseExpression( xmlStream );
  nextElement( xmlStream );
  Expression pattern = parseExpression( xmlStream );
  nextElement( xmlStream );
  return new PropertyIsLike( value, pattern, wildCard, singleChar, escapeChar, matchCase, matchAction );
}

case PROPERTY_IS_LIKE:
  PropertyIsLike pil = (PropertyIsLike) o;
  return new PropertyIsLike( exs[0], exs[1], pil.getWildCard(), pil.getSingleChar(), pil.getEscapeChar(),
                o.isMatchCase(), o.getMatchAction() );
case PROPERTY_IS_NIL:

case PROPERTY_IS_LIKE:
  PropertyIsLike pil = (PropertyIsLike) op;
  return new PropertyIsLike( copy( pil.getExpression() ), copyExpression( pil.getPattern(), values ),
                pil.getWildCard(), pil.getSingleChar(), pil.getEscapeChar(),
                pil.isMatchCase(), pil.getMatchAction() );