xref: /trunk/main/xml2cmp/source/finder/dependy.hxx (revision 914d351e5f5b84e4342a86d6ab8d4aca7308b9bd)

/**************************************************************
 *
 * 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
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 *
 *************************************************************/



#ifndef X2C_DEPENDY_HXX
#define X2C_DEPENDY_HXX


#include <vector>
#include <map>
#include <set>
#include <../support/sistr.hxx>

class Service;
class ServiceInfo;

typedef std::vector< Simstr>            StringVector;
typedef std::vector< ServiceInfo* >     List_Implementations;
typedef std::map< Simstr, Service* >    Map_Services;

class Service
{
  public:
                        Service(
                            const char *        i_sName );

    ServiceInfo &       AddImplementation(
                            const char *        i_sLibrary );   /// That is: module-name.

    const Simstr &      Name() const            { return sName; }
    const ServiceInfo & FirstImplementation() const
                                                { return *aImplementations[0]; }

  private:
    Simstr              sName;
    List_Implementations
                        aImplementations;
};

class ServiceInfo
{
  public:
    typedef StringVector List_NeededServices;

                        ServiceInfo(
                            const char *        i_sLibrary );

    void                AddDependency(
                            const char *        i_sNeededService );

    const Simstr &      Library() const         { return sImplementingLibrary; }
    const List_NeededServices &
                        NeededServices() const  { return aNeededServices; }


  private:
    Simstr              sImplementingLibrary;
    List_NeededServices aNeededServices;
};


class DependencyFinder
{
  public:
                        DependencyFinder();
                        ~DependencyFinder();

    void                GatherData(
                            const char *        i_sSearchDirectory );

    void                FindNeededServices(
                            StringVector &      o_rLibraries,
                            StringVector &      o_rServices,
                            const Simstr &      i_rService );
  private:
    void                ReadFile(
                            const char *        i_sFilename );
    void                Add2Result(
                            const Service &     i_rService );

    // Data
    Map_Services        aServices;

    // Temporary data
    std::set< Simstr >  aResult_Libraries;
    std::set< Simstr >  aResult_Services;
};



#endif