net.sf.saxon.expr.MappingFunction Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of saxon9 Show documentation

Provides a basic XSLT 2.0 and XQuery 1.0 processor (W3C Recommendations, January 2007). Command line interfaces and implementations of several Java APIs (DOM, XPath, s9api) are also included.

The newest version!

package net.sf.saxon.expr;
import net.sf.saxon.om.Item;
import net.sf.saxon.om.SequenceIterator;
import net.sf.saxon.trans.XPathException;

/**
* MappingFunction is an interface that must be satisfied by an object passed to a
* MappingIterator. It represents an object which, given an Item, can return a
* SequenceIterator that delivers a sequence of zero or more Items.
*/

public interface MappingFunction {

    /**
    * Map one item to a sequence.
    * @param item The item to be mapped.
    * @return one of the following: (a) a SequenceIterator over the sequence of items that the supplied input
    * item maps to, or (b) null if it maps to an empty sequence.
    */

    public SequenceIterator map(Item item) throws XPathException;

}

//
// The contents of this file are subject to the Mozilla Public License Version 1.0 (the "License");
// you may not use this file except in compliance with the License. You may obtain a copy of the
// License at http://www.mozilla.org/MPL/
//
// Software distributed under the License is distributed on an "AS IS" basis,
// WITHOUT WARRANTY OF ANY KIND, either express or implied.
// See the License for the specific language governing rights and limitations under the License.
//
// The Original Code is: all this file.
//
// The Initial Developer of the Original Code is Michael H. Kay
//
// Portions created by (your name) are Copyright (C) (your legal entity). All Rights Reserved.
//
// Contributor(s): none.
//