package client.net.sf.saxon.ce.tree.iter;
import client.net.sf.saxon.ce.om.NodeInfo;
import client.net.sf.saxon.ce.om.SequenceIterator;
import client.net.sf.saxon.ce.pattern.NodeTest;
import client.net.sf.saxon.ce.trans.XPathException;
import client.net.sf.saxon.ce.value.Value;
/**
* An iterator over an array of nodes. This is the same as
* {@link client.net.sf.saxon.ce.tree.iter.ArrayIterator}, except that the iterator is an {@link AxisIterator}
*/
public class NodeArrayIterator extends ArrayIterator implements AxisIterator {
public NodeArrayIterator(NodeInfo[] nodes) {
super(nodes);
}
public NodeArrayIterator(NodeInfo[] nodes, int start, int end) {
super(nodes, start, end);
}
/**
* Move to the next node, without returning it. Returns true if there is
* a next node, false if the end of the sequence has been reached. After
* calling this method, the current node may be retrieved using the
* current() function.
*/
public boolean moveNext() {
return (next() != null);
}
/**
* Return an iterator over an axis, starting at the current node.
*
* @param axis the axis to iterate over, using a constant such as
* {@link client.net.sf.saxon.ce.om.Axis#CHILD}
* @param test a predicate to apply to the nodes before returning them.
* @throws NullPointerException if there is no current node
*/
public AxisIterator iterateAxis(byte axis, NodeTest test) {
return ((NodeInfo)current()).iterateAxis(axis, test);
}
/**
* Return the atomized value of the current node.
*
* @return the atomized value.
* @throws NullPointerException if there is no current node
*/
public Value atomize() throws XPathException {
return ((NodeInfo)current()).getTypedValue();
}
/**
* Return the string value of the current node.
*
* @return the string value, as an instance of CharSequence.
* @throws NullPointerException if there is no current node
*/
public CharSequence getStringValue() {
return ((NodeInfo)current()).getStringValueCS();
}
/**
* Get another iterator over the same items
*
* @return a new ArrayIterator
*/
public SequenceIterator getAnother() {
return new NodeArrayIterator((NodeInfo[])items, start, end);
}
}
// This Source Code Form is subject to the terms of the Mozilla Public License, v. 2.0.
// If a copy of the MPL was not distributed with this file, You can obtain one at http://mozilla.org/MPL/2.0/.
// This Source Code Form is “Incompatible With Secondary Licenses”, as defined by the Mozilla Public License, v. 2.0.