trunk整理

[ultramonkey-l7/ultramonkey-l7-v3.git] / l7vsd / include / parameter_impl.h

diff --git a/l7vsd/include/parameter_impl.h b/l7vsd/include/parameter_impl.h
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+/*!
+ * @file  parameter_impl.h
+ * @brief ultramonkey-l7 parameter implement class.
+ *
+ * L7VSD: Linux Virtual Server for Layer7 Load Balancing
+ * Copyright (C) 2009  NTT COMWARE Corporation.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
+ * 02110-1301 USA
+ *
+ **********************************************************************/
+#ifndef PARAMETER_IMPL_H
+#define PARAMETER_IMPL_H
+
+#include "parameter_enum.h"
+#include "error_code.h"
+#include <string>
+#include <map>
+#include <boost/function.hpp>
+#include <boost/noncopyable.hpp>
+#include <boost/thread.hpp>
+
+namespace l7vs
+{
+
+
+class ParameterImpl : private boost::noncopyable
+{
+protected:
+        typedef    std::map< std::string, int >               int_map_type;
+        typedef    std::multimap< std::string, std::string >  multistring_map_type;
+
+        //! parameter data of multi string
+        multistring_map_type                    multistringMap;
+        //! parameter data of int
+        int_map_type                            intMap;
+        //! create mutex
+        boost::mutex                            create_mutex;
+        //! read / write mutex
+        boost::mutex                            param_mutex;
+        //! component tag to section name map
+        std::map< PARAMETER_COMPONENT_TAG, std::string >
+        tag_section_table_map;
+        //! constructor
+        ParameterImpl() {}
+        //! destructor
+        ~ParameterImpl() {}
+public:
+        //! instance getter
+        //! @return instance
+        static ParameterImpl &get_instance() {
+                static ParameterImpl instance;
+                return instance;
+        }
+
+        //! initialize
+        //! @return true success
+        //! @return false fail
+        bool init();
+
+        //! initialize(file designation)
+        //! @param[in]    component tag
+        //! @param[in]    file name
+        //! @return true success
+        //! @return false fail
+        bool init(const PARAMETER_COMPONENT_TAG, const std::string &);
+
+        //! target component read
+        //! @param[in]    component tag
+        //! @param[in]    file name
+        //! @return false fail
+        //! @return true success
+        bool    read_file(const PARAMETER_COMPONENT_TAG, const std::string &);
+
+        //! int value getter
+        //! @param[in]    component tag
+        //! @param[in]    key string
+        //! @param[out]   error code
+        //! @param[in]    file name
+        //! @return int value
+        int get_int(const PARAMETER_COMPONENT_TAG,
+                    const std::string &,
+                    error_code &,
+                    const std::string &);
+
+        //! string value getter
+        //! @param[in]    component tag
+        //! @param[in]    key string
+        //! @param[out]   error code
+        //! @param[in]    file name
+        //! @return string value
+        std::string get_string(const PARAMETER_COMPONENT_TAG,
+                               const std::string &,
+                               error_code &,
+                               const std::string &);
+
+        //! multistring value getter
+        //! @param[in]    component tag
+        //! @param[in]    key string
+        //! @param[inout] string vector
+        //! @param[out]   error code
+        //! @param[in]    file name
+        //! @return       void
+        void get_multistring(const PARAMETER_COMPONENT_TAG,
+                             const std::string &,
+                             std::vector<std::string>&,
+                             error_code &,
+                             const std::string &);
+};
+
+}
+#endif //__PARAMETER_IMPL_H__