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1   /*
2    * Copyright 2000-2001,2004 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.jetspeed.modules.actions.portlets.browser;
18  
19  import java.util.List;
20  
21  import org.apache.turbine.util.RunData;
22  
23  import org.apache.velocity.context.Context;
24  
25  /***
26   * Browser Query Fetch Interface
27   *
28   * @author <a href="mailto:taylor@apache.org">David Sean Taylor</a>
29   * @version $Id: BrowserQuery.java,v 1.9 2004/02/23 02:51:19 jford Exp $
30   *
31  */
32  public interface BrowserQuery
33  {
34  
35      /***
36       * This method returns the query to be executed to get the results which will
37       * be opened in the browser.
38       *
39       */
40      public String getQueryString(RunData rundata, Context context);
41  
42      /***
43       * Filter the row programmatically on a query.
44       * By returning true, instruct the database browser to filter the row.
45       * By returning false, instruct the database browser to keep the row.
46       * (Filtering means removing the row from the final result set).
47       *
48       * @param row The row being inspected for filtration.
49       * @return True to filter the row, false to keep it.
50       */
51      public boolean filter(List row, RunData rundata);
52  
53      /*
54       * Set a list of JDBC query parameters.
55       * All members of this list must be java objects (not primitives)
56       * Should be called from derived classes.
57       *
58       */
59      public void setSQLParameters(List parameters);
60  
61      public List getSQLParameters();
62  
63  
64  }