01: /*
02: * $Id: RequestParametersToList.java,v 1.1 2003/11/23 11:57:09 jonesde Exp $
03: *
04: * Copyright (c) 2001, 2002 The Open For Business Project - www.ofbiz.org
05: *
06: * Permission is hereby granted, free of charge, to any person obtaining a
07: * copy of this software and associated documentation files (the "Software"),
08: * to deal in the Software without restriction, including without limitation
09: * 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.*;
27:
28: import org.w3c.dom.*;
29: import org.ofbiz.base.util.*;
30: import org.ofbiz.minilang.*;
31: import org.ofbiz.minilang.method.*;
32:
33: /**
34: * Copies a Servlet request parameter values to a list
35: *
36: * @author <a href="mailto:quake.sh@ofbizchina.com">Quake Wang</a>
37: * @version $Revision: 1.1 $
38: * @since 3.0
39: */
40: public class RequestParametersToList extends MethodOperation {
41:
42: public static final String module = RequestParametersToList.class
43: .getName();
44:
45: ContextAccessor listAcsr;
46: String requestName;
47:
48: public RequestParametersToList(Element element,
49: SimpleMethod simpleMethod) {
50: super (element, simpleMethod);
51: requestName = element.getAttribute("request-name");
52: listAcsr = new ContextAccessor(element
53: .getAttribute("list-name"), requestName);
54: }
55:
56: public boolean exec(MethodContext methodContext) {
57: Object listVal = null;
58: // only run this if it is in an EVENT context
59: if (methodContext.getMethodType() == MethodContext.EVENT) {
60: listVal = methodContext.getRequest().getParameterValues(
61: requestName);
62: if (listVal == null) {
63: Debug.logWarning(
64: "Request parameter values not found with name "
65: + requestName, module);
66: }
67: }
68:
69: // if listVal is null, use a empty list;
70: if (listVal == null) {
71: listVal = new ArrayList();
72: } else if (listVal instanceof String[]) {
73: listVal = UtilMisc.toListArray((String[]) listVal);
74: }
75:
76: List toList = (List) listAcsr.get(methodContext);
77:
78: if (toList == null) {
79: if (Debug.verboseOn())
80: Debug.logVerbose("List not found with name " + listAcsr
81: + ", creating new list", module);
82: toList = new ArrayList();
83: listAcsr.put(methodContext, toList);
84: }
85:
86: toList.addAll((Collection) listVal);
87: return true;
88: }
89: }
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