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/*
*
* Copyright 2005 The Apache Software Foundation or its licensors, as applicable.
*
* Licensed 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.
*/
/* $Rev$ $Date: 2005/12/22 11:33:21 $ */
#ifndef tuscany_sca_util_library_h
#define tuscany_sca_util_library_h
#if defined(WIN32) || defined (_WINDOWS)
#include <windows.h>
#else
#include <unistd.h>
#include <dlfcn.h>
#endif
#include <string>
using std::string;
namespace tuscany
{
namespace sca
{
/**
* Information about shared libraries and methods to
* access these shared libraries.
*/
class Library
{
public:
Library();
/**
* Constructor. Will load the library.
* @param libraryName Fully qualified name of the library.
*/
Library(const string& libraryName);
/**
* Destructor. Will unload the library.
*/
virtual ~Library();
Library(const Library& lib);
Library& operator=(const Library& lib);
/**
* Find an externalized symbol in the library.
* @param symbol The name of the symbol to be found.
* @return The pointer to the symbol if found, otherwise 0.
*/
void* getSymbol(const string& symbol);
private:
/**
* Name of the library.
*/
string name;
/**
* Handle to the loaded library.
*/
#if defined(WIN32) || defined (_WINDOWS)
HINSTANCE hDLL;
#else
void* hDLL;
#endif
/**
* Load the library.
*/
void load();
/**
* Unload the library, if successfully loaded.
*/
void unload();
};
} // End namespace sca
} // End namespace tuscany
#endif // tuscany_sca_util_library_h
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