Examples of org.opengis.filter.capability.ScalarCapabilities

org.opengis.filter.capability.ScalarCapabilities

Capabilities used to convey supported scalar operators.

 <xsd:complexType name="Scalar_CapabilitiesType"> <xsd:sequence> <xsd:element ref="ogc:LogicalOperators" minOccurs="0" maxOccurs="1"/> <xsd:element name="ComparisonOperators" type="ogc:ComparisonOperatorsType" minOccurs="0" maxOccurs="1"/> minOccurs="0" maxOccurs="1"/> </xsd:sequence> </xsd:complexType>

@author Torsten Friebe @author Markus Schneider @author Justin Deoliveira, The Open Planning Project @source $URL$

               (Boolean) filter.getExpression().accept(this, null) &&
               (Boolean) filter.getUpperBoundary().accept(this, null);        
    }


    public Object visit( PropertyIsEqualTo filter, Object extraData ) {
        ScalarCapabilities scalar = capabilities.getScalarCapabilities();
        if( scalar == null ) return false;
        
        ComparisonOperators operators = scalar.getComparisonOperators();
        if( operators == null ) return false;
        
        if( operators.getOperator( PropertyIsEqualTo.NAME ) == null ) return false;
        
        return (Boolean) filter.getExpression1().accept(this,null) &&

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        return (Boolean) filter.getExpression1().accept(this,null) &&
               (Boolean) filter.getExpression2().accept(this,null);
    }


    public Object visit( PropertyIsNotEqualTo filter, Object extraData ) {
        ScalarCapabilities scalar = capabilities.getScalarCapabilities();
        if( scalar == null ) return false;
        
        ComparisonOperators operators = scalar.getComparisonOperators();
        if( operators == null ) return false;
        
        if( operators.getOperator( PropertyIsNotEqualTo.NAME ) == null ) return false;
        
        return (Boolean) filter.getExpression1().accept(this,null) &&

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        return (Boolean) filter.getExpression1().accept(this,null) &&
               (Boolean) filter.getExpression2().accept(this,null);
    }


    public Object visit( PropertyIsGreaterThan filter, Object extraData ) {
        ScalarCapabilities scalar = capabilities.getScalarCapabilities();
        if( scalar == null ) return false;
        
        ComparisonOperators operators = scalar.getComparisonOperators();
        if( operators == null ) return false;
        
        if( operators.getOperator( PropertyIsGreaterThan.NAME ) == null ) return false;
        
        return (Boolean) filter.getExpression1().accept(this,null) &&

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        return (Boolean) filter.getExpression1().accept(this,null) &&
               (Boolean) filter.getExpression2().accept(this,null);
    }


    public Object visit( PropertyIsGreaterThanOrEqualTo filter, Object extraData ) {
        ScalarCapabilities scalar = capabilities.getScalarCapabilities();
        if( scalar == null ) return false;
        
        ComparisonOperators operators = scalar.getComparisonOperators();
        if( operators == null ) return false;
        
        return operators.getOperator( PropertyIsGreaterThanOrEqualTo.NAME ) != null;
    }

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        return operators.getOperator( PropertyIsGreaterThanOrEqualTo.NAME ) != null;
    }


    public Object visit( PropertyIsLessThan filter, Object extraData ) {
        ScalarCapabilities scalar = capabilities.getScalarCapabilities();
        if( scalar == null ) return false;
        
        ComparisonOperators operators = scalar.getComparisonOperators();
        if( operators == null ) return false;
        
        return operators.getOperator( PropertyIsLessThan.NAME ) != null;
    }

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        return operators.getOperator( PropertyIsLessThan.NAME ) != null;
    }


    public Object visit( PropertyIsLessThanOrEqualTo filter, Object extraData ) {
        ScalarCapabilities scalar = capabilities.getScalarCapabilities();
        if( scalar == null ) return false;
        
        ComparisonOperators operators = scalar.getComparisonOperators();
        if( operators == null ) return false;
        
        return operators.getOperator( PropertyIsLessThanOrEqualTo.NAME ) != null;
    }

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        return operators.getOperator( PropertyIsLessThanOrEqualTo.NAME ) != null;
    }


    public Object visit( PropertyIsLike filter, Object extraData ) {
        ScalarCapabilities scalar = capabilities.getScalarCapabilities();
        if( scalar == null ) return false;
        
        ComparisonOperators operators = scalar.getComparisonOperators();
        if( operators == null ) return false;
        
        return operators.getOperator( PropertyIsLike.NAME ) != null;
    }

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        return operators.getOperator( PropertyIsLike.NAME ) != null;
    }


    public Object visit( PropertyIsNull filter, Object extraData ) {
        ScalarCapabilities scalar = capabilities.getScalarCapabilities();
        if( scalar == null ) return false;
        
        ComparisonOperators operators = scalar.getComparisonOperators();
        if( operators == null ) return false;
        
        return operators.getOperator( PropertyIsNull.NAME ) != null;
    }

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        return operators.getOperator( PropertyIsNull.NAME ) != null;
    }


    public Object visit( PropertyIsNil filter, Object extraData ) {
        ScalarCapabilities scalar = capabilities.getScalarCapabilities();
        if( scalar == null ) return false;
        
        ComparisonOperators operators = scalar.getComparisonOperators();
        if( operators == null ) return false;
        
        return operators.getOperator( PropertyIsNil.NAME ) != null;
    }

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    public Object visit( NilExpression expression, Object extraData ) {
        return false;
    }
    
    public Object visit( Add expression, Object extraData ) {
        ScalarCapabilities scalar = capabilities.getScalarCapabilities();
        if( scalar == null ) return false;        
        
        ArithmeticOperators operators = scalar.getArithmeticOperators();
        if( operators == null ) return false;
        
        return operators.hasSimpleArithmetic();
    }

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Related Classes of org.opengis.filter.capability.ScalarCapabilities

org.geoserver.csw.GetCapabilities

org.geotools.csw.CSWCapabilitiesTest

org.geotools.filter.v1_0.capabilities.Scalar_CapabilitiesTypeBinding

org.geotools.filter.v1_0.capabilities.Scalar_CapabilitiesTypeBindingTest

org.geotools.filter.v1_1.capabilities.Scalar_CapabilitiesTypeBindingTest

org.geotools.filter.visitor.IsFullySupportedFilterVisitor

org.geotools.filter.visitor.IsSupportedFilterVisitor

org.geotools.wfs.bindings.WFS_CapabilitiesTypeBindingTest

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