01: package org.apache.ojb.broker.accesslayer.sql;
02:
03: /* Copyright 2002-2005 The Apache Software Foundation
04: *
05: * Licensed under the Apache License, Version 2.0 (the "License");
06: * you may not use this file except in compliance with the License.
07: * You may obtain a copy of the License at
08: *
09: * http://www.apache.org/licenses/LICENSE-2.0
10: *
11: * Unless required by applicable law or agreed to in writing, software
12: * distributed under the License is distributed on an "AS IS" BASIS,
13: * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14: * See the License for the specific language governing permissions and
15: * limitations under the License.
16: */
17:
18: import org.apache.ojb.broker.metadata.FieldDescriptor;
19: import org.apache.ojb.broker.query.Query;
20:
21: /**
22: * This class
23: *
24: * @author <a href="mailto:arminw@apache.org">Armin Waibel</a>
25: * @version $Id: SelectStatement.java,v 1.1.2.2 2005/12/21 22:23:43 tomdz Exp $
26: */
27: public interface SelectStatement extends SqlStatement {
28: /**
29: * Returns the {@link org.apache.ojb.broker.query.Query} instance
30: * this statement based on.
31: * @return The {@link org.apache.ojb.broker.query.Query} instance or <em>null</em>
32: * if no query is used to generate the select string.
33: */
34: public Query getQueryInstance();
35:
36: /**
37: * Returns the column index of the specified {@link org.apache.ojb.broker.metadata.FieldDescriptor}
38: * in the {@link java.sql.ResultSet} after performing the query.
39: *
40: * @param fld The {@link org.apache.ojb.broker.metadata.FieldDescriptor}.
41: * @return The column index or {@link org.apache.ojb.broker.metadata.JdbcType#MIN_INT} if
42: * column index is not supported.
43: */
44: public int getColumnIndex(FieldDescriptor fld);
45: }
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