xref: /trunk/main/offapi/com/sun/star/sdb/XSQLQueryComposer.idl (revision cdf0e10c4e3984b49a9502b011690b615761d4a3)
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27#ifndef __com_sun_star_sdb_XSQLQueryComposer_idl__
28#define __com_sun_star_sdb_XSQLQueryComposer_idl__
29
30#ifndef __com_sun_star_beans_XPropertySet_idl__
31#include <com/sun/star/beans/XPropertySet.idl>
32#endif
33
34#ifndef __com_sun_star_beans_PropertyValue_idl__
35#include <com/sun/star/beans/PropertyValue.idl>
36#endif
37
38#ifndef __com_sun_star_sdbc_SQLException_idl__
39#include <com/sun/star/sdbc/SQLException.idl>
40#endif
41
42//=============================================================================
43
44 module com {  module sun {  module star {  module sdb {
45
46//=============================================================================
47
48/** should be provided by a tool which simplifies the handling with SQL select statements.
49
50    <p>
51    The interface can be used for composing SELECT statements without knowing the
52    structure of the used query.
53    </p>
54 */
55published interface XSQLQueryComposer: com::sun::star::uno::XInterface
56{
57
58    /** returns the query used for composing.
59        @returns
60            the query
61     */
62    string getQuery();
63    //-------------------------------------------------------------------------
64
65    /** sets a new query for the composer, which may be expanded by filters
66        and sort criteria.
67        @param command
68            the command to set
69        @throws com::sun::star::sdbc::SQLException
70            if a database access error occurs.
71     */
72    void setQuery([in] string command )
73            raises (com::sun::star::sdbc::SQLException);
74    //-------------------------------------------------------------------------
75
76    /** returns the query composed with filters and sort criterias.
77        @returns
78            the composed query
79     */
80    string getComposedQuery();
81    //-------------------------------------------------------------------------
82
83    /** returns the currently used filter.
84
85        <p>
86        The filter criteria returned is part of the where condition of the
87        select command, but it does not contain the where token.
88        </p>
89        @returns
90            the filter
91     */
92    string getFilter();
93    //-------------------------------------------------------------------------
94
95    /** returns the currently used filter.
96             <p>
97             The filter criteria is split into levels. Each level represents the
98             OR criterias. Within each level, the filters are provided as an AND criteria
99             with the name of the column and the filter condition. The filter condition
100             is of type string.
101             </p>
102        @returns
103            the structured filter
104     */
105    sequence< sequence<com::sun::star::beans::PropertyValue> >
106        getStructuredFilter();
107    //-------------------------------------------------------------------------
108
109    /** returns the currently used sort order.
110
111
112        <p>
113        The order criteria returned is part of the ORDER BY clause of the
114        select command, but it does not contain the ORDER BY keyword .
115        </p>
116        @returns
117            the order
118     */
119    string getOrder();
120    //-------------------------------------------------------------------------
121
122    /** appends a new filter condition by a
123        <type scope="com::sun::star::sdb">DataColumn</type>
124        providing the name and the value for the filter.
125        @param column
126            the column which is used to create a filter
127        @throws com::sun::star::sdbc::SQLException
128            if a database access error occurs.
129     */
130    void appendFilterByColumn([in] com::sun::star::beans::XPropertySet column)
131            raises (com::sun::star::sdbc::SQLException);
132    //-------------------------------------------------------------------------
133
134    /** appends an additional part to the sort order criteria of the select
135        statement.
136        @param column
137            the column which is used to create a order part
138        @param  ascending
139            <TRUE/> when the order should be ascending, otherwise <FALSE/>
140        @throws com::sun::star::sdbc::SQLException
141            if a database access error occurs.
142     */
143    void appendOrderByColumn([in] com::sun::star::beans::XPropertySet column,
144                             [in] boolean ascending)
145            raises (com::sun::star::sdbc::SQLException);
146    //-------------------------------------------------------------------------
147
148    /** makes it possible to set a filter condition for the query.
149        @param filter
150            the filter to set
151        @throws com::sun::star::sdbc::SQLException
152            if a database access error occurs.
153     */
154    void setFilter([in] string filter)
155            raises (com::sun::star::sdbc::SQLException);
156    //-------------------------------------------------------------------------
157
158    /** makes it possibile to set a sort condition for the query.
159        @param order
160            the order part to set
161        @throws com::sun::star::sdbc::SQLException
162            if a database access error occurs.
163     */
164    void setOrder([in] string order)
165            raises (com::sun::star::sdbc::SQLException);
166};
167
168//=============================================================================
169
170}; }; }; };
171
172/*=============================================================================
173
174=============================================================================*/
175#endif
176