##### Coverage Report - org.jaxen.function.PositionFunction

Classes in this File | Line Coverage | Branch Coverage | Complexity
PositionFunction |
100% |
100% |
| 2.0;2

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     /*
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      * $Header: /home/projects/jaxen/scm/jaxen/src/java/main/org/jaxen/function/PositionFunction.java,v 1.10 2005/09/22 12:55:24 elharo Exp $
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      * $Revision: 1.10 $
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      * $Date: 2005/09/22 12:55:24 $
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      *
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      * ====================================================================
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      *
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      * Copyright (C) 2000-2002 bob mcwhirter & James Strachan.
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      * All rights reserved.
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      *
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      * Redistribution and use in source and binary forms, with or without
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      * modification, are permitted provided that the following conditions
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      * are met:
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      *
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      * 1. Redistributions of source code must retain the above copyright
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      *    notice, this list of conditions, and the following disclaimer.
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      *
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      * 2. Redistributions in binary form must reproduce the above copyright
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      *    notice, this list of conditions, and the disclaimer that follows
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      *    these conditions in the documentation and/or other materials
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      *    provided with the distribution.
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      *
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      * 3. The name "Jaxen" must not be used to endorse or promote products
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      *    derived from this software without prior written permission.  For
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      *    written permission, please contact license@jaxen.org.
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      *
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      * 4. Products derived from this software may not be called "Jaxen", nor
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      *    may "Jaxen" appear in their name, without prior written permission
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      *    from the Jaxen Project Management (pm@jaxen.org).
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      *
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      * In addition, we request (but do not require) that you include in the
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      * end-user documentation provided with the redistribution and/or in the
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      * software itself an acknowledgement equivalent to the following:
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      *     "This product includes software developed by the
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      *      Jaxen Project <http://www.jaxen.org/>."
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      * Alternatively, the acknowledgment may be graphical using the logos
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      * available at http://www.jaxen.org/
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      *
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      * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
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      * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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      * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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      * DISCLAIMED.  IN NO EVENT SHALL THE Jaxen AUTHORS OR THE PROJECT
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      * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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      * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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      * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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      * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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      * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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      * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
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      * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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      * SUCH DAMAGE.
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      *
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      * ====================================================================
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      * This software consists of voluntary contributions made by many
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      * individuals on behalf of the Jaxen Project and was originally
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      * created by bob mcwhirter <bob@werken.com> and
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      * James Strachan <jstrachan@apache.org>.  For more information on the
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      * Jaxen Project, please see <http://www.jaxen.org/>.
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      *
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      * $Id: PositionFunction.java,v 1.10 2005/09/22 12:55:24 elharo Exp $
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      */
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63 |  |
     package org.jaxen.function;
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65 |  |
     import java.util.List;
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     import org.jaxen.Context;
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     import org.jaxen.Function;
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     import org.jaxen.FunctionCallException;
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71 |  |
     /**
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      * <p><b>4.1</b> <code><i>number</i> position()</code></p>
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      *
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      *
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      * <blockquote src="http://www.w3.org/TR/xpath">
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      * The position function returns a number equal to the context position from the expression evaluation context.
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      * </blockquote>
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      *
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      * @author bob mcwhirter (bob @ werken.com)
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      * @see <a href="http://www.w3.org/TR/xpath#function-position" target="_top">Section 4.1 of the XPath Specification</a>
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      */
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     public class PositionFunction implements Function
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     {
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85 |  |
         /**
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          * Create a new <code>PositionFunction</code> object.
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          */
88 | 294 |
         public PositionFunction() {}
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90 |  |
         /**
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          * Returns the position of the context node in the context node-set.
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          *
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          * @param context the context at the point in the
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          *         expression where the function is called
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          * @param args an empty list
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          *
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          * @return a <code>Double</code> containing the context position
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          *
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          * @throws FunctionCallException if <code>args</code> is not empty
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          *
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          * @see Context#getSize()
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          */
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         public Object call(Context context, List args) throws FunctionCallException
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         {
105 | 690 |
             if ( args.size() == 0 )
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             {
107 | 684 |
                 return evaluate( context );
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             }
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110 | 6 |
             throw new FunctionCallException( "position() does not take any arguments." );
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         }
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113 |  |
         /**
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          *
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          * Returns the position of the context node in the context node-set.
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          *
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          * @param context the context at the point in the
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          *         expression where the function is called
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          *
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          * @return a <code>Double</code> containing the context position
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          *
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          * @see Context#getPosition()
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          */
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         public static Double evaluate(Context context)
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         {
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             return new Double( context.getPosition() );
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         }
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129 |  |
     }