/**************************************************************
 * 
 * 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.
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 *************************************************************/



#ifndef INCLUDED_CODEMAKER_TYPEMANAGER_HXX
#define INCLUDED_CODEMAKER_TYPEMANAGER_HXX

#include "codemaker/global.hxx"
#include "registry/registry.hxx"
#include "registry/types.h"

#include <hash_map>
#include <list>

namespace typereg { class Reader; }

//typedef ::std::list< Registry* > 	RegistryList;
typedef ::std::vector< Registry* > 	RegistryList;
typedef ::std::pair< RegistryKey, sal_Bool > 	KeyPair;
typedef ::std::vector< KeyPair > 	RegistryKeyList;

#if defined( _MSC_VER ) && ( _MSC_VER < 1200 )
typedef	::std::__hash_map__
<	
	::rtl::OString, // Typename
	RTTypeClass, 	// TypeClass
	HashString, 
	EqualString, 
	NewAlloc
> T2TypeClassMap; 
#else
typedef	::std::hash_map
<	
	::rtl::OString, // Typename
	RTTypeClass, 	// TypeClass
	HashString, 
	EqualString
> T2TypeClassMap; 
#endif

struct TypeManagerImpl
{
	TypeManagerImpl()
		: m_refCount(0)
		{}

	sal_Int32		m_refCount;
};	

class TypeManager
{
public:
	TypeManager();
	virtual ~TypeManager();

    TypeManager( const TypeManager& value )
		: m_pImpl( value.m_pImpl )
	{
		acquire();
	}

	TypeManager& operator = ( const TypeManager& value )
	{
		release();
		m_pImpl = value.m_pImpl;
		acquire();
		return *this;
	}

	virtual sal_Bool isValidType(const ::rtl::OString&) const
		{ return sal_False; }

    virtual ::rtl::OString getTypeName(RegistryKey&) const
        { return ::rtl::OString(); }
    
	virtual RegistryKey	getTypeKey(const ::rtl::OString&, sal_Bool * = 0 ) const
		{ return RegistryKey(); }
	virtual RegistryKeyList	getTypeKeys(const ::rtl::OString&) const
		{ return RegistryKeyList(); }
	virtual typereg::Reader getTypeReader(
        const ::rtl::OString& name, sal_Bool * pIsExtraType = 0 ) const = 0;
	virtual typereg::Reader getTypeReader(RegistryKey& rTypeKey) const = 0;
	virtual RTTypeClass	getTypeClass(const ::rtl::OString&) const
		{ return RT_TYPE_INVALID; } 
	virtual RTTypeClass	getTypeClass(RegistryKey&) const
		{ return RT_TYPE_INVALID; }
    
	virtual void setBase(const ::rtl::OString&) {}
	virtual ::rtl::OString getBase() const { return ::rtl::OString(); }

	virtual sal_Int32 getSize() const { return 0; }

	static sal_Bool isBaseType(const ::rtl::OString& name);
protected:
	sal_Int32 acquire();
	sal_Int32 release();

protected:
	TypeManagerImpl* m_pImpl;
};

struct RegistryTypeManagerImpl
{
	RegistryTypeManagerImpl()
		: m_base("/") 
		{}

	T2TypeClassMap	m_t2TypeClass;
	RegistryList	m_registries;
	RegistryList	m_extra_registries;
	::rtl::OString 	m_base;
};	

class RegistryTypeManager : public TypeManager
{
public:
	RegistryTypeManager();
	virtual ~RegistryTypeManager();

    RegistryTypeManager( const RegistryTypeManager& value )
		: TypeManager(value)
		, m_pImpl( value.m_pImpl )
	{
		acquire();
	}

	sal_Bool init(const StringVector& regFiles, const StringVector& extraFiles = StringVector() );

    ::rtl::OString getTypeName(RegistryKey& rTypeKey) const;
    
	sal_Bool  	isValidType(const ::rtl::OString& name) const
		{ return searchTypeKey(name, 0).isValid(); }
	RegistryKey	getTypeKey(
        const ::rtl::OString& name, sal_Bool * pIsExtraType = 0 ) const
		{ return searchTypeKey(name, pIsExtraType); }
	RegistryKeyList	getTypeKeys(const ::rtl::OString& name) const;
	typereg::Reader getTypeReader(
        const ::rtl::OString& name, sal_Bool * pIsExtraType = 0 ) const;
	typereg::Reader getTypeReader(RegistryKey& rTypeKey) const;
	RTTypeClass	getTypeClass(const ::rtl::OString& name) const;
	RTTypeClass	getTypeClass(RegistryKey& rTypeKey) const;

	void setBase(const ::rtl::OString& base);
	::rtl::OString getBase() const { return m_pImpl->m_base; }

	sal_Int32 getSize() const { return m_pImpl->m_t2TypeClass.size(); }
protected:
	RegistryKey	searchTypeKey(
        const ::rtl::OString& name, sal_Bool * pIsExtraType = 0 ) const;
	void		freeRegistries();

	void acquire();
	void release();

protected:
	RegistryTypeManagerImpl* m_pImpl;
};
	
#endif // INCLUDED_CODEMAKER_TYPEMANAGER_HXX