Revision 43521 trunk/org.gvsig.desktop/org.gvsig.desktop.library/org.gvsig.expressionevaluator/org.gvsig.expressionevaluator.lib/org.gvsig.expressionevaluator.lib.impl/src/main/java/org/gvsig/expressionevaluator/impl/function/operator/NotOperator.java

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NotOperator.java
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package org.gvsig.expressionevaluator.impl.function.operator;
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import org.gvsig.expressionevaluator.Function;


  		




  
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import org.gvsig.expressionevaluator.Interpreter;


  		




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public class NotOperator extends AbstractUnaryOperator {


  		




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    public NotOperator() {


  		




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        super("NOT");


  		




  
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        super(Function.GROUP_BOOLEAN,"NOT");


  		




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        this.addAlias("!");        


  		




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    }


  		




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    @Override


  		




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    public Object call(Object arg) {


  		




  
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    public Object call(Interpreter interpreter, Object arg) {


  		




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        if( ! (arg instanceof Boolean) ) {


  		




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            throw new IllegalArgumentException("NOT operator require a boolean");


  		




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        }


  		












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