////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
// 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.query;

import net.sf.saxon.trans.XPathException;

/**
 *  A QueryLibrary represents an independently compiled set of query modules that does not include a
 *  main module. Such a library can be compiled once, and then linked to different main modules without
 *  recompilation. The library contains one top-level module (itself a library module) together with the tree
 *  of modules that it imports; it is identified by the module URI of the top-level module.
 *
 *  <p>This is an abstract class; the concrete implementation is in Saxon-EE.</p>
 */
public abstract class QueryLibrary extends QueryModule {

    public QueryLibrary(StaticQueryContext sqc) throws XPathException {
        super(sqc);
    }

    /**
     * Link this library module to a module that imports it
     * @param importer the importing module (a user of the library)
     */

    public abstract void link(QueryModule importer) throws XPathException;
}

