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Java > Open Source Codes > org > apache > ws > jaxme > sqls > ColumnReference


1 /*
2  * Copyright 2003, 2004 The Apache Software Foundation
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  * http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15
16  */
17 package org.apache.ws.jaxme.sqls;
18
19 /** <p>Interface of a column reference.</p>
20  *
21  * @author <a HREF="mailto:joe@ispsoft.de">Jochen Wiedmann</a>
22  */
23 public interface ColumnReference {
24    /** <p>Returns the {@link TableReference} that created the
25     * column reference.</p>
26     */
27    public TableReference getTableReference();
28
29    /** <p>Returns the referenced {@link Column}.</p>
30     */
31    public Column getColumn();
32
33    /** <p>Sets the references alias name, if any. Null indicates,
34     * that an alias name may be choosen.</p>
35     */
36    public void setAlias(String JavaDoc pName);
37
38    /** <p>Sets the references alias name, if any. Null indicates,
39     * that an alias name may be choosen.</p>
40     */
41    public void setAlias(Column.Name pName);
42
43    /** <p>Returns the references alias name, if any. Null indicates,
44     * that an alias name may be choosen.</p>
45     */
46    public Column.Name getAlias();
47 }
48
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