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#ifndef __com_sun_star_registry_XSimpleRegistry_idl__
#define __com_sun_star_registry_XSimpleRegistry_idl__

#include <com/sun/star/uno/XInterface.idl>
#include <com/sun/star/registry/InvalidRegistryException.idl>
#include <com/sun/star/registry/XRegistryKey.idl>
#include <com/sun/star/registry/MergeConflictException.idl>


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

module com { module sun { module star { module registry { 

//=============================================================================
/** allows access to a registry (a persistent data source).
    The data is stored in a hierarchical key structure beginning with a root key.
    Each key can store a value and can have multiple subkeys.

    @see XRegistryKey
*/
published interface XSimpleRegistry: com::sun::star::uno::XInterface
{
    //---------------------------------------------------------------------
    /** returns the URL of the current data source of the registry.
     */
    string	getURL();

    //-------------------------------------------------------------------------
    /** connects the registry to a persistent data source represented by
        an URL.
        
        <p>If a local registry is already open, this function 
        will close the currently open registry.
        
        @param aURL
        specifies the complete URL to access the data source. 
        
        @param bReadOnly
        specifies if the data source should be opened for
        read only.
        
        @param bCreate
        specifies if the data source should be created if it
        does not already exist.
        
        @throws InvalidRegistryException	 
        if the registry does not exist.
    */
    void open( [in] string rURL,
             [in] boolean bReadOnly,
             [in] boolean bCreate )
            raises( com::sun::star::registry::InvalidRegistryException );

    //-------------------------------------------------------------------------
    /** checks if the registry points to a valid data-source.
    */
    boolean isValid();

    //-------------------------------------------------------------------------
    /** disconnects the registry from the data-source.
        
        @throws InvalidRegistryException
        if the registry is not open.
    */
    void close()
            raises( com::sun::star::registry::InvalidRegistryException );

    //-------------------------------------------------------------------------
    /** destroys the registry and the data source.
        
        @throws InvalidRegistryException	 
        if the registry is not open.
    */
    void destroy()
            raises( com::sun::star::registry::InvalidRegistryException );

    //-------------------------------------------------------------------------
    /**	@returns 
        the root key of the registry.
        
        @throws InvalidRegistryException	 
        if no registry is open
    */
    com::sun::star::registry::XRegistryKey getRootKey()
            raises( com::sun::star::registry::InvalidRegistryException );

    //-------------------------------------------------------------------------
    /** checks if the registry is readonly.
        
        @throws InvalidRegistryException	 
        if the registry is not open.
    */
    boolean isReadOnly()
            raises( com::sun::star::registry::InvalidRegistryException );

    //-------------------------------------------------------------------------
    /** DEPRECATED: this method lacks a registry key (better than a URL).

        merges a registry under the specified key.
        
        <p>If the key does not exist it will be created. Existing
        keys will be overridden from keys of registry specified by
        <var>aUrl</var>.
        
        @throws InvalidRegistryException	 
        if the registry is not open.
        
        @throws MergeConflictException	
        if any differences occur during merging
    */
    void mergeKey( [in] string aKeyName,
             [in] string aUrl )
            raises( com::sun::star::registry::InvalidRegistryException,
                    com::sun::star::registry::MergeConflictException );

};

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

}; }; }; }; 

#endif
