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$Id: IterableAxis.java,v 1.2 2009/12/10 03:18:34 matthewoliver Exp $
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Copyright 2003 The Werken Company. All Rights Reserved.
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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 are
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* 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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* Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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* Neither the name of the Jaxen Project nor the names of its
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contributors may be used to endorse or promote products derived
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from this software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
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IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
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PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
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OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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package org.jaxen.expr.iter;
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import java.io.Serializable;
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import java.util.Iterator;
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import org.jaxen.ContextSupport;
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import org.jaxen.UnsupportedAxisException;
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* Provide access to the XPath axes.
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* @author Bob McWhirter
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* @author James Strachan
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* @author Stephen Colebourne
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public abstract class IterableAxis implements Serializable {
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public IterableAxis(int axisValue) {
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this.value = axisValue;
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* Gets the axis value.
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* @return the axis value
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* Gets the iterator for a specific XPath axis.
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* @param contextNode the current context node to work from
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* @param support the additional context information
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* @return an iterator for the axis
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* @throws UnsupportedAxisException
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public abstract Iterator iterator(Object contextNode, ContextSupport support) throws UnsupportedAxisException;
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* Gets the iterator for a specific XPath axis that supports named access.
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* @param contextNode the current context node to work from
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* @param support the additional context information
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* @param localName the local name of the nodes to return
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* @param namespacePrefix the prefix of the namespace of the nodes to return
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* @param namespaceURI the URI of the namespace of the nodes to return
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public Iterator namedAccessIterator(
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ContextSupport support,
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String namespacePrefix,
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throws UnsupportedAxisException {
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throw new UnsupportedOperationException("Named access unsupported");
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* Does this axis support named access?
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* @param support the additional context information
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* @return true if named access supported. If not iterator() will be used
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public boolean supportsNamedAccess(ContextSupport support) {