Examples of org.opengis.filter.capability.ComparisonOperators

org.opengis.filter.capability.ComparisonOperators

Supported comparison operators in a filter capabilities document.

 <xsd:complexType name="ComparisonOperatorsType"> <xsd:sequence maxOccurs="unbounded"> <xsd:element name="ComparisonOperator" type="ogc:ComparisonOperatorType"/> </xsd:sequence> </xsd:complexType>

@author Justin Deoliveira, The Open Planning Project @source $URL$


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

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

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

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    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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    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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    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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    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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    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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    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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        Operator[] operators = new Operator[] { ffFactory.operator("EqualTo"),
                ffFactory.operator("Like"), ffFactory.operator("LessThan"),
                ffFactory.operator("GreaterThan"), ffFactory.operator("LessThanEqualTo"),
                ffFactory.operator("GreaterThanEqualTo"), ffFactory.operator("NotEqualTo"),
                ffFactory.operator("Between"), ffFactory.operator("NullCheck") };
        ComparisonOperators comparisonOperators = ffFactory.comparisonOperators(operators);
        ArithmeticOperators arithmeticOperators = ffFactory.arithmeticOperators(true, null);
        ScalarCapabilities scalarCapabilities = ffFactory.scalarCapabilities(
                comparisonOperators, arithmeticOperators, logicalOperators);
        // - removing Arithmetic Operators...
        ((ScalarCapabilitiesImpl)scalarCapabilities).setArithmeticOperators(null);

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

org.geoserver.csw.GetCapabilities

org.geotools.csw.CSWCapabilitiesTest

org.geotools.filter.v1_0.capabilities.Comparison_OperatorsTypeBinding

org.geotools.filter.v1_0.capabilities.Comparison_OperatorsTypeBindingTest

org.geotools.filter.v1_0.capabilities.Scalar_CapabilitiesTypeBinding

org.geotools.filter.v1_1.capabilities.ComparisonOperatorsTypeBinding

org.geotools.filter.v1_1.capabilities.ComparisonOperatorsTypeBindingTest

org.geotools.filter.visitor.IsFullySupportedFilterVisitor

org.geotools.filter.visitor.IsSupportedFilterVisitor

org.geotools.wfs.bindings.WFS_CapabilitiesTypeBindingTest

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