/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
 * This file is part of the LibreOffice project.
 *
 * 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 file incorporates work covered by the following license notice:
 *
 *   Licensed to the Apache Software Foundation (ASF) under one or more
 *   contributor license agreements. See the NOTICE file distributed
 *   with this work for additional information regarding copyright
 *   ownership. The ASF licenses this file to you under the Apache
 *   License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0 .
 */

#pragma once

#include <rtl/ustring.hxx>
#include <rtl/string.hxx>
#include <vector>
#include <deque>
#include <string_view>

#include <dp_backenddb.hxx>

namespace com::sun::star::uno { class XComponentContext; }

namespace dp_registry::backend::component {

/* The XML file stores the extensions which are currently registered.
   They will be removed when they are revoked.
   The format looks like this:

<?xml version="1.0"?>
<component-backend-db xmlns="http://openoffice.org/extensionmanager/component-registry/2010">
  <component url="vnd.sun.star.expand:$UNO_USER_PACKAGES_CACHE/uno_packages/5CD5.tmp_/leaves1.oxt/extensionoptions.jar">
    <name>FileName</name>
    <java-type-library>true</java-type-library>
    <implementation-names>
      <name>com.sun.star.comp.extensionoptions.OptionsEventHandler$_OptionsEventHandler</name>
      ...
    </implementation-names>
    <singletons>
      <item>
        <key>com.sun.star.java.theJavaVirtualMachine</key>
        <value>com.sun.star.java.JavaVirtualMachine</value>
      </item>
      ...
    </singletons>
  </component>

  <component ...>
  ...
</component-backend-db>
 */
class ComponentBackendDb: public dp_registry::backend::BackendDb
{
protected:
    virtual OUString getDbNSName() override;
    virtual OUString getNSPrefix() override;
    virtual OUString getRootElementName() override;
    virtual OUString getKeyElementName() override;

public:
    struct Data
    {
        Data(): javaTypeLibrary(false) {};

        std::deque< OUString> implementationNames;
        std::vector< std::pair< OUString, OUString> >singletons;
            // map from singleton names to implementation names
        bool javaTypeLibrary;
    };

public:

    ComponentBackendDb( css::uno::Reference<css::uno::XComponentContext> const &  xContext,
                        OUString const & url);

    void addEntry(OUString const & url, Data const & data);

    Data getEntry(std::u16string_view url);


};


}


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