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////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
// Copyright (c) 2013 Saxonica Limited.
// 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.
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////

package net.sf.saxon.style;

import net.sf.saxon.expr.Expression;
import net.sf.saxon.expr.instruct.Executable;
import net.sf.saxon.om.AttributeCollection;
import net.sf.saxon.om.NamespaceBinding;
import net.sf.saxon.om.StandardNames;
import net.sf.saxon.trans.XPathException;
import net.sf.saxon.value.Whitespace;


/**
* An xsl:namespace-alias element in the stylesheet. 

*/

public class XSLNamespaceAlias extends StyleElement {

    private String stylesheetURI;
    private NamespaceBinding resultNamespaceBinding;

    /**
     * Ask whether this node is a declaration, that is, a permitted child of xsl:stylesheet
     * (including xsl:include and xsl:import).
     * @return true for this element
     */

    @Override
    public boolean isDeclaration() {
        return true;
    }

    public void prepareAttributes() throws XPathException {

	    String stylesheetPrefix=null;
	    String resultPrefix=null;

		AttributeCollection atts = getAttributeList();

		for (int a=0; a