KickJava   Java API By Example, From Geeks To Geeks.

Java > Open Source Codes > org > ofbiz > minilang > method > eventops > FieldToRequest


1 /*
2  * $Id: FieldToRequest.java 5462 2005-08-05 18:35:48Z jonesde $
3  *
4  * Copyright (c) 2001, 2002 The Open For Business Project - www.ofbiz.org
5  *
6  * Permission is hereby granted, free of charge, to any person obtaining a
7  * copy of this software and associated documentation files (the "Software"),
8  * to deal in the Software without restriction, including without limitation
9  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10  * and/or sell copies of the Software, and to permit persons to whom the
11  * Software is furnished to do so, subject to the following conditions:
12  *
13  * The above copyright notice and this permission notice shall be included
14  * in all copies or substantial portions of the Software.
15  *
16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
17  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
18  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
19  * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
20  * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT
21  * OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR
22  * THE USE OR OTHER DEALINGS IN THE SOFTWARE.
23  */

24 package org.ofbiz.minilang.method.eventops;
25
26 import java.util.Map JavaDoc;
27
28 import org.ofbiz.base.util.Debug;
29 import org.ofbiz.base.util.collections.FlexibleServletAccessor;
30 import org.ofbiz.minilang.SimpleMethod;
31 import org.ofbiz.minilang.method.ContextAccessor;
32 import org.ofbiz.minilang.method.MethodContext;
33 import org.ofbiz.minilang.method.MethodOperation;
34 import org.w3c.dom.Element JavaDoc;
35
36 /**
37  * Copies a map field to a Servlet request attribute
38  *
39  * @author <a HREF="mailto:jonesde@ofbiz.org">David E. Jones</a>
40  * @version $Rev: 5462 $
41  * @since 2.0
42  */

43 public class FieldToRequest extends MethodOperation {
44     
45     public static final String JavaDoc module = FieldToRequest.class.getName();
46     
47     ContextAccessor mapAcsr;
48     ContextAccessor fieldAcsr;
49     FlexibleServletAccessor requestAcsr;
50
51     public FieldToRequest(Element JavaDoc element, SimpleMethod simpleMethod) {
52         super(element, simpleMethod);
53         mapAcsr = new ContextAccessor(element.getAttribute("map-name"));
54         fieldAcsr = new ContextAccessor(element.getAttribute("field-name"));
55         requestAcsr = new FlexibleServletAccessor(element.getAttribute("request-name"), element.getAttribute("field-name"));
56     }
57
58     public boolean exec(MethodContext methodContext) {
59         // only run this if it is in an EVENT context
60
if (methodContext.getMethodType() == MethodContext.EVENT) {
61             Object JavaDoc fieldVal = null;
62             if (!mapAcsr.isEmpty()) {
63                 Map JavaDoc fromMap = (Map JavaDoc) mapAcsr.get(methodContext);
64                 if (fromMap == null) {
65                     Debug.logWarning("Map not found with name " + mapAcsr, module);
66                     return true;
67                 }
68                 fieldVal = fieldAcsr.get(fromMap, methodContext);
69             } else {
70                 // no map name, try the env
71
fieldVal = fieldAcsr.get(methodContext);
72             }
73
74             if (fieldVal == null) {
75                 Debug.logWarning("Field value not found with name " + fieldAcsr + " in Map with name " + mapAcsr, module);
76                 return true;
77             }
78
79             requestAcsr.put(methodContext.getRequest(), fieldVal, methodContext.getEnvMap());
80         }
81         return true;
82     }
83
84     public String JavaDoc rawString() {
85         // TODO: add all attributes and other info
86
return "<field-to-request field-name=\"" + this.fieldAcsr + "\" map-name=\"" + this.mapAcsr + "\"/>";
87     }
88     public String JavaDoc expandedString(MethodContext methodContext) {
89         // TODO: something more than a stub/dummy
90
return this.rawString();
91     }
92 }
93
Popular Tags