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 * 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
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#ifndef _UCBHELPER_FILEIDENTIFIERCONVERTER_HXX_
#define _UCBHELPER_FILEIDENTIFIERCONVERTER_HXX_

#include <com/sun/star/uno/Reference.hxx>
#include <com/sun/star/uno/RuntimeException.hpp>
#include <sal/types.h>
#include "ucbhelper/ucbhelperdllapi.h"

namespace com { namespace sun { namespace star { namespace ucb {
	class XContentProviderManager;
} } } }
namespace rtl { class OUString; }

namespace ucbhelper {

//============================================================================
/** Get a 'root' URL for the most 'local' file content provider.

	@descr
	The result can be used as the rBaseURL parameter of
	ucb::getFileURLFromSystemPath().

	@param rManager
	A content provider manager.  Must not be null.

	@returns
	either a 'root' URL for the most 'local' file content provider, or an
	empty string, if no such URL can meaningfully be constructed.
 */
UCBHELPER_DLLPUBLIC rtl::OUString getLocalFileURL(
	com::sun::star::uno::Reference<
	        com::sun::star::ucb::XContentProviderManager > const &
	    rManager)
    SAL_THROW((com::sun::star::uno::RuntimeException));

//============================================================================
/** Using a specific content provider manager, convert a file path in system
	dependent notation to a (file) URL.

	@param rManager
	A content provider manager.  Must not be null.

	@param rBaseURL
	See the corresponding parameter of
	com::sun::star::ucb::XFileIdentifierConverter::getFileURLFromSystemPath().

	@param rURL
	See the corresponding parameter of
	com::sun::star::ucb::XFileIdentifierConverter::getFileURLFromSystemPath().

	@returns
	a URL, if the content provider registered at the content provider manager
	that is responsible for the base URL returns a URL when calling
	com::sun::star::ucb::XFileIdentiferConverter::getFileURLFromSystemPath()
	on it.  Otherwise, an empty string is returned.

	@see
	com::sun::star::ucb::XFileIdentiferConverter::getFileURLFromSystemPath().
 */
UCBHELPER_DLLPUBLIC rtl::OUString
getFileURLFromSystemPath(
	com::sun::star::uno::Reference<
	        com::sun::star::ucb::XContentProviderManager > const &
	    rManager,
	rtl::OUString const & rBaseURL,
	rtl::OUString const & rSystemPath)
    SAL_THROW((com::sun::star::uno::RuntimeException));

//============================================================================
/** Using a specific content provider manager, convert a (file) URL to a
	file path in system dependent notation.

	@param rManager
	A content provider manager.  Must not be null.

	@param rURL
	See the corresponding parameter of
	com::sun::star::ucb::XFileIdentiferConverter::getSystemPathFromFileURL().

	@returns
	a system path, if the content provider registered at the content provider
	manager that is responsible for the base URL returns a system path when
	calling
	com::sun::star::ucb::XFileIdentiferConverter::getSystemPathFromFileURL()
	on it.  Otherwise, an empty string is returned.

	@see
	com::sun::star::ucb::XFileIdentiferConverter::getSystemPathFromFileURL().
 */
UCBHELPER_DLLPUBLIC rtl::OUString
getSystemPathFromFileURL(
	com::sun::star::uno::Reference<
	        com::sun::star::ucb::XContentProviderManager > const &
	    rManager,
	rtl::OUString const & rURL)
    SAL_THROW((com::sun::star::uno::RuntimeException));

}

#endif // _UCBHELPER_FILEIDENTIFIERCONVERTER_HXX_