FormManager


1   /*
2    * Copyright 1999-2004 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  package org.apache.cocoon.webapps.session;
17  
18  import org.apache.cocoon.ProcessingException;
19  import org.w3c.dom.DocumentFragment  ;
20  
21  /**
22   * Form manager
23   *
24   * @author <a HREF="mailto:cziegeler@apache.org">Carsten Ziegeler</a>
25   * @version CVS $Id: FormManager.java 30932 2004-07-29 17:35:38Z vgritsenko $
26  */
27  public interface FormManager {
28  
29      /** Avalon role */
30      String   ROLE = FormManager.class.getName();;
31  
32      /**
33       * Register input field and return the current value of the field.
34       */
35      DocumentFragment   registerInputField(String   contextName,
36                                          String   path,
37                                          String   name,
38                                          String   formName)
39      throws ProcessingException;
40  
41      /**
42       * Process the request.
43       * The incoming parameters are evaluated, if they contain information
44       * for a previously registered input field.
45       */
46      void processInputFields();
47  }
48
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