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 *
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License version 3 for more details
 * (a copy is included in the LICENSE file that accompanied this code).
 *
 * You should have received a copy of the GNU Lesser General Public License
 * version 3 along with OpenOffice.org.  If not, see
 * <http://www.openoffice.org/license.html>
 * for a copy of the LGPLv3 License.
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#ifndef __com_sun_star_embed_XStorage_idl__
#define __com_sun_star_embed_XStorage_idl__

#ifndef __com_sun_star_uno_XInterface_idl__
#include <com/sun/star/uno/XInterface.idl>
#endif

#ifndef __com_sun_star_io_XStream_idl__
#include <com/sun/star/io/XStream.idl>
#endif

#ifndef __com_sun_star_io_XInputStream_idl__
#include <com/sun/star/io/XInputStream.idl>
#endif

#ifndef __com_sun_star_io_IOException_idl__
#include <com/sun/star/io/IOException.idl>
#endif

#ifndef __com_sun_star_lang_XComponent_idl__
#include <com/sun/star/lang/XComponent.idl>
#endif

#ifndef __com_sun_star_lang_IllegalArgumentException_idl__
#include <com/sun/star/lang/IllegalArgumentException.idl>
#endif

#ifndef __com_sun_star_embed_StorageWrappedTargetException_idl__
#include <com/sun/star/embed/StorageWrappedTargetException.idl>
#endif

#ifndef __com_sun_star_embed_InvalidStorageException_idl__
#include <com/sun/star/embed/InvalidStorageException.idl>
#endif

#ifndef __com_sun_star_packages_WrongPasswordException_idl__
#include <com/sun/star/packages/WrongPasswordException.idl>
#endif

#ifndef __com_sun_star_container_XNameAccess_idl__
#include <com/sun/star/container/XNameAccess.idl>
#endif

#ifndef __com_sun_star_container_NoSuchElementException_idl__
#include <com/sun/star/container/NoSuchElementException.idl>
#endif

#ifndef __com_sun_star_container_ElementExistException_idl__
#include <com/sun/star/container/ElementExistException.idl>
#endif

#ifndef __com_sun_star_packages_NoEncryptionException_idl__
#include <com/sun/star/packages/NoEncryptionException.idl>
#endif

#ifndef __com_sun_star_packages_NoRawFormatException_idl__
#include <com/sun/star/packages/NoRawFormatException.idl>
#endif


//============================================================================

 module com {  module sun {  module star {  module embed {

//============================================================================
/** This interface represents main storage functionality.
 */
interface XStorage
{
    // INTERFACES
    //
    // -----------------------------------------------------------------------
    /** allows to get list of child elements and to check if an element with a
        specified name exists in a storage.

        <p>
        It is also possible to use this interface to get read access to
        a child element by
        <method scope="com::sun::star::container">XNameAccess::getByName</method>
        call. But the recommended way is to use <type>XStorage</type>
        interface for this purpose.
        </p>
     */
    interface ::com::sun::star::container::XNameAccess;

    // -----------------------------------------------------------------------
    /** allows to controll and track lifetime of the storage.

        <p>
        In case a storage is disposed any call to it's methods should result
        in <type scope="com::sun::star::lang">DisposedException</type>.
        </p>
     */
    interface ::com::sun::star::lang::XComponent;


    // METHODS
    //
    // -----------------------------------------------------------------------
    /** allows to copy current storage to another one

        <p>
        The destination storage contents are overwritten.
        After the successful copying the target storage is automatically
        commited if it implements transacted access.
        </p>

        @param xDest
            a destination storage this storage must be copied to.

        @throws ::com::sun::star::embed::InvalidStorageException
            this storage is in invalid state for any reason

        @throws ::com::sun::star::lang::IllegalArgumentException
            an illegal argument is provided

        @throws ::com::sun::star::io::IOException
            in case of io errors during copying

        @throws ::com::sun::star::embed::StorageWrappedTargetException
            wraps other exception acquired during copying
     */
    void copyToStorage( [in] XStorage xDest )
        raises( ::com::sun::star::embed::InvalidStorageException,
                ::com::sun::star::lang::IllegalArgumentException,
                ::com::sun::star::io::IOException,
                ::com::sun::star::embed::StorageWrappedTargetException );

    // -----------------------------------------------------------------------
    /** allows to get access to a child stream of the storage.

        <p>
        In case the stream is open in readonly mode the
        <method scope="com::sun::star::io">XStream::getOutputStream</method>
        method will return an empty reference.
        </p>

        @param sStreamName
            the name of the substream that should be open

        @param nOpenMode
            a mode the stream should be open in,
            can be a combination of <type>ElementModes</type> values

        @throws ::com::sun::star::embed::InvalidStorageException
            this storage is in invalid state for any reason

        @throws ::com::sun::star::lang::IllegalArgumentException
            one of provided arguments is illegal

        @throws ::com::sun::star::packages::WrongPasswordException
            the provided password is wrong

        @throws ::com::sun::star::io::IOException
            in case of io errors during stream opening

        @throws ::com::sun::star::embed::StorageWrappedTargetException
            wraps other exceptions
     */
    ::com::sun::star::io::XStream  openStreamElement(
            [in] string sStreamName,
            [in] long nOpenMode )
        raises( ::com::sun::star::embed::InvalidStorageException,
                ::com::sun::star::lang::IllegalArgumentException,
                ::com::sun::star::packages::WrongPasswordException,
                ::com::sun::star::io::IOException,
                ::com::sun::star::embed::StorageWrappedTargetException );

    // -----------------------------------------------------------------------
    /** allows to get access to a child encrypted stream with password.

        <p>
        If storage does not allow any encryption this method will always throw
        <type scope="com::sun::star::packages">NoEncryptionException</type>.
        </p>

        <p>
        In case the stream is open in readonly mode the
        <method scope="com::sun::star::io">XStream::getOutputStream</method>
        method will return an empty reference.
        </p>

        @param sStreamName
            the name of the substream that should be open

        @param nOpenMode
            a mode the stream should be open in,
            can be a combination of <type>ElementModes</type> values

        @param sPassword
            this parameter allowes to specify a reading password for the
            stream, the password must be a correct one, otherwise an
            exception will be thrown

        @throws ::com::sun::star::embed::InvalidStorageException
            this storage is in invalid state for any reason

        @throws ::com::sun::star::lang::IllegalArgumentException
            one of provided arguments is illegal

        @throws ::com::sun::star::packages::NoEncryptionException
            the stream is not encrypted

        @throws ::com::sun::star::packages::WrongPasswordException
            the provided password is wrong

        @throws ::com::sun::star::io::IOException
            in case of io errors during stream opening

        @throws ::com::sun::star::embed::StorageWrappedTargetException
            wraps other exceptions
     */
    ::com::sun::star::io::XStream  openEncryptedStreamElement(
            [in] string sStreamName,
            [in] long nOpenMode,
            [in] string sPassword )
        raises( ::com::sun::star::embed::InvalidStorageException,
                ::com::sun::star::lang::IllegalArgumentException,
                ::com::sun::star::packages::NoEncryptionException,
                ::com::sun::star::packages::WrongPasswordException,
                ::com::sun::star::io::IOException,
                ::com::sun::star::embed::StorageWrappedTargetException );

    // -----------------------------------------------------------------------
    /** allows to get access to a child storage.

        <p>
        The opened substorage must support specified in 'nOpenMode' access
        modes. It can support 'read' mode in addition. But any child element
        can support one of those modes only in case this mode is supported by
        parent storage.
        </p>

        @param sStorName
            the name of the storage that should be open

        @param nOpenMode
            a mode the storage should be open in

        @throws ::com::sun::star::embed::InvalidStorageException
            this storage is in invalid state for any reason

        @throws ::com::sun::star::lang::IllegalArgumentException
            one of provided arguments is illegal

        @throws ::com::sun::star::io::IOException
            in case of io errors during stream opening

        @throws ::com::sun::star::embed::StorageWrappedTargetException
            wraps other exceptions

     */
    XStorage openStorageElement( [in] string sStorName,
                                 [in] long nOpenMode )
        raises( ::com::sun::star::embed::InvalidStorageException,
                ::com::sun::star::lang::IllegalArgumentException,
                ::com::sun::star::io::IOException,
                ::com::sun::star::embed::StorageWrappedTargetException );

    // -----------------------------------------------------------------------
    /** allows to get readonly copy of a child stream of the storage.

        <p>
        The stream is open in readonly mode so the
        <method scope="com::sun::star::io">XStream::getOutputStream</method>
        method will return an empty reference.
        </p>

        @param sStreamName
            the name of the substream that should be copied

        @throws ::com::sun::star::embed::InvalidStorageException
            this storage is in invalid state for any reason

        @throws ::com::sun::star::lang::IllegalArgumentException
            one of provided arguments is illegal

        @throws ::com::sun::star::packages::WrongPasswordException
            the provided password is wrong

        @throws ::com::sun::star::io::IOException
            in case of io errors during stream opening

        @throws ::com::sun::star::embed::StorageWrappedTargetException
            wraps other exceptions
     */
    ::com::sun::star::io::XStream cloneStreamElement( [in] string sStreamName )
        raises( ::com::sun::star::embed::InvalidStorageException,
                ::com::sun::star::lang::IllegalArgumentException,
                ::com::sun::star::packages::WrongPasswordException,
                ::com::sun::star::io::IOException,
                ::com::sun::star::embed::StorageWrappedTargetException );

    // -----------------------------------------------------------------------
    /** allows to get readonly copy of a child encrypted stream with password.

        <p>
        If storage does not allow any encryption this method will always throw
        <type scope="com::sun::star::packages">NoEncryptionException</type>.
        </p>

        <p>
        The stream is open in readonly mode so the
        <method scope="com::sun::star::io">XStream::getOutputStream</method>
        method will return an empty reference.
        </p>

        <p>
        This method allows to specify reading password for the child stream
        explicitly.
        </p>

        @param sStreamName
            the name of the substream that should be copied

        @param sPassword
            this parameter allowes to specify a reading password for the
            stream, the password must be a correct one, otherwise an
            exception will be thrown

        @throws ::com::sun::star::embed::InvalidStorageException
            this storage is in invalid state for any reason

        @throws ::com::sun::star::lang::IllegalArgumentException
            one of provided arguments is illegal

        @throws ::com::sun::star::packages::NoEncryptionException
            the stream is not encrypted

        @throws ::com::sun::star::packages::WrongPasswordException
            the provided password is wrong

        @throws ::com::sun::star::io::IOException
            in case of io errors during stream opening

        @throws ::com::sun::star::embed::StorageWrappedTargetException
            wraps other exceptions
     */
    ::com::sun::star::io::XStream cloneEncryptedStreamElement(
            [in] string sStreamName,
            [in] string sPassword )
        raises( ::com::sun::star::embed::InvalidStorageException,
                ::com::sun::star::lang::IllegalArgumentException,
                ::com::sun::star::packages::NoEncryptionException,
                ::com::sun::star::packages::WrongPasswordException,
                ::com::sun::star::io::IOException,
                ::com::sun::star::embed::StorageWrappedTargetException );

    // -----------------------------------------------------------------------
    /** allows to get copy of this storage at the state of it's last commit.

        <p>
        This method makes sence only for services implementations that allow
        transaction in the storage.
        </p>

        @param xStorage
            the target storage that will be filled in with copy.

        @throws ::com::sun::star::embed::InvalidStorageException
            this storage is in invalid state for any reason

        @throws ::com::sun::star::lang::IllegalArgumentException
            one of provided arguments is illegal

        @throws ::com::sun::star::io::IOException
            in case of io errors during copying

        @throws ::com::sun::star::embed::StorageWrappedTargetException
            wraps other exceptions

     */
    void copyLastCommitTo( [in] XStorage xTargetStorage )
        raises( ::com::sun::star::embed::InvalidStorageException,
                ::com::sun::star::lang::IllegalArgumentException,
                ::com::sun::star::io::IOException,
                ::com::sun::star::embed::StorageWrappedTargetException );

    // -----------------------------------------------------------------------
    /** allows to get copy of a child storage at the state of it's last commit.

        <p>
        This method makes sence only for services implementations that allow
        transaction in the storage.
        </p>

        @param sStorName
            the name of the storage that should be copied

        @param xStorage
            the target storage that will be filled in with copy

        @throws ::com::sun::star::embed::InvalidStorageException
            this storage is in invalid state for any reason

        @throws ::com::sun::star::lang::IllegalArgumentException
            one of provided arguments is illegal

        @throws ::com::sun::star::io::IOException
            in case of io errors during copying

        @throws ::com::sun::star::embed::StorageWrappedTargetException
            wraps other exceptions

     */
    void copyStorageElementLastCommitTo(
            [in] string sStorName,
            [in] XStorage xTargetStorage )
        raises( ::com::sun::star::embed::InvalidStorageException,
                ::com::sun::star::lang::IllegalArgumentException,
                ::com::sun::star::io::IOException,
                ::com::sun::star::embed::StorageWrappedTargetException );

    // -----------------------------------------------------------------------
    /** allows to check if an element is a child stream with specified name.

        <p>
        In case there is no child element with such name an exception will be
        thrown.
        </p>

        @param sElementName
            the name of the element to check

        @returns
            <TRUE/> in case the element is a stream
            <FALSE/> - the element is a storage

        @throws ::com::sun::star::container::NoSuchElementException
            there is no element with such name

        @throws ::com::sun::star::lang::IllegalArgumentException
            an illegal argument is provided

        @throws ::com::sun::star::embed::InvalidStorageException
            this storage is in invalid state for any reason

     */
    boolean isStreamElement( [in] string sElementName )
        raises( ::com::sun::star::container::NoSuchElementException,
                ::com::sun::star::lang::IllegalArgumentException,
                ::com::sun::star::embed::InvalidStorageException );


    // -----------------------------------------------------------------------
    /** allows to check if an element is a child storage with specified name.

        <p>
        In case there is no child element with such name an exception will be
        thrown.
        </p>

        @param sElementName
            the name of the element to check

        @returns
            <TRUE/> in case the element is a storage
            <FALSE/> - the element is a stream

        @throws ::com::sun::star::container::NoSuchElementException
            there is no element with such name

        @throws ::com::sun::star::lang::IllegalArgumentException
            an illegal argument is provided

        @throws ::com::sun::star::embed::InvalidStorageException
            this storage is in invalid state for any reason

     */
    boolean isStorageElement( [in] string sElementName )
        raises( ::com::sun::star::container::NoSuchElementException,
                ::com::sun::star::lang::IllegalArgumentException,
                ::com::sun::star::embed::InvalidStorageException );

    // -----------------------------------------------------------------------
    /** removes an element from a storage.

        @param sElementName
            the name of the element to remove

        @throws ::com::sun::star::embed::InvalidStorageException
            this storage is in invalid state for eny reason

        @throws ::com::sun::star::lang::IllegalArgumentException
            an illegal argument is provided

        @throws ::com::sun::star::container::NoSuchElementException
            there is no element with such name

        @throws ::com::sun::star::io::IOException
            in case of io errors during removing

        @throws ::com::sun::star::embed::StorageWrappedTargetException
            wraps other exceptions

     */
    void removeElement( [in] string sElementName )
        raises( ::com::sun::star::embed::InvalidStorageException,
                ::com::sun::star::lang::IllegalArgumentException,
                ::com::sun::star::container::NoSuchElementException,
                ::com::sun::star::io::IOException,
                ::com::sun::star::embed::StorageWrappedTargetException );

    // -----------------------------------------------------------------------
    /** renames an element in a storage.

        @param sElementName
            the old name of the element to rename

        @param sNewName
            the new name of the element to rename

        @throws ::com::sun::star::embed::InvalidStorageException
            this storage is in invalid state for eny reason

        @throws ::com::sun::star::lang::IllegalArgumentException
            an illegal argument is provided

        @throws ::com::sun::star::container::NoSuchElementException
            there is no element with old name in this storage

        @throws ::com::sun::star::container::ElementExistException
            an element with new name already exists in this storage

        @throws ::com::sun::star::io::IOException
            in case of io errors during renaming

        @throws ::com::sun::star::embed::StorageWrappedTargetException
            wraps other exceptions

     */
    void renameElement( [in] string sElementName, [in] string sNewName )
        raises( ::com::sun::star::embed::InvalidStorageException,
                ::com::sun::star::lang::IllegalArgumentException,
                ::com::sun::star::container::NoSuchElementException,
                ::com::sun::star::container::ElementExistException,
                ::com::sun::star::io::IOException,
                ::com::sun::star::embed::StorageWrappedTargetException );

    // -----------------------------------------------------------------------
    /** allows to copy an entry from one storage to another.

        <p>
        If target element supports transacted mode it must be commited by this
        method after successful copying.
        </p>

        @param sElementName
            the name of the element in this storage

        @param xDest
            a destination storage

        @param sNewName
            the name of the result element in destination storage

        @throws ::com::sun::star::embed::InvalidStorageException
            this storage is in invalid state for eny reason

        @throws ::com::sun::star::container::NoSuchElementException
            there is no specified source element in this storage

        @throws ::com::sun::star::container::ElementExistException
            an element with specified destination name already exists in destination storage

        @throws ::com::sun::star::io::IOException
            in case of io errors during copying

        @throws ::com::sun::star::embed::StorageWrappedTargetException
            wraps other exceptions

     */
    void copyElementTo(
            [in] string sElementName,
            [in] XStorage xDest,
            [in] string sNewName )
        raises( ::com::sun::star::embed::InvalidStorageException,
                ::com::sun::star::lang::IllegalArgumentException,
                ::com::sun::star::container::NoSuchElementException,
                ::com::sun::star::container::ElementExistException,
                ::com::sun::star::io::IOException,
                ::com::sun::star::embed::StorageWrappedTargetException );

    // -----------------------------------------------------------------------
    /** allows to move an entry from one storage to another.

        <p>
        If target element supports transacted mode it must be commited by this
        method after successful moving.
        </p>

        @param sElementName
            the name of the element in this storage

        @param xDest
            a destination storage

        @param sNewName
            the name of the result element in destination storage

        @throws ::com::sun::star::embed::InvalidStorageException
            this storage is in invalid state for eny reason

        @throws ::com::sun::star::container::NoSuchElementException
            there is no specified source element in this storage

        @throws ::com::sun::star::container::ElementExistException
            an element with specified destination name already exists in destination storage

        @throws ::com::sun::star::io::IOException
            in case of io errors during moving

        @throws ::com::sun::star::embed::StorageWrappedTargetException
            wraps other exceptions

     */
    void moveElementTo(
            [in] string sElementName,
            [in] XStorage xDest,
            [in] string sNewName )
        raises( ::com::sun::star::embed::InvalidStorageException,
                ::com::sun::star::lang::IllegalArgumentException,
                ::com::sun::star::container::NoSuchElementException,
                ::com::sun::star::container::ElementExistException,
                ::com::sun::star::io::IOException,
                ::com::sun::star::embed::StorageWrappedTargetException );

};

//============================================================================

}; }; }; };

#endif