01: /*
02: * $Id: Copy.java,v 1.1 2003/08/17 06:06:11 ajzeneski 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.operation;
25:
26: import java.util.*;
27: import org.w3c.dom.*;
28:
29: /**
30: * Copies a field in the in-map to the out-map
31: *
32: * @author <a href="mailto:jonesde@ofbiz.org">David E. Jones</a>
33: * @version $Revision: 1.1 $
34: * @since 2.0
35: */
36: public class Copy extends SimpleMapOperation {
37:
38: boolean replace = true;
39: boolean setIfNull = true;
40: String toField;
41:
42: public Copy(Element element, SimpleMapProcess simpleMapProcess) {
43: super (element, simpleMapProcess);
44: toField = element.getAttribute("to-field");
45: if (this .toField == null || this .toField.length() == 0) {
46: this .toField = this .fieldName;
47: }
48:
49: // if anything but false it will be true
50: replace = !"false".equals(element.getAttribute("replace"));
51: // if anything but false it will be true
52: setIfNull = !"false"
53: .equals(element.getAttribute("set-if-null"));
54: }
55:
56: public void exec(Map inMap, Map results, List messages,
57: Locale locale, ClassLoader loader) {
58: Object fieldValue = inMap.get(fieldName);
59:
60: if (fieldValue == null && !setIfNull)
61: return;
62:
63: if (fieldValue instanceof java.lang.String) {
64: if (((String) fieldValue).length() == 0) {
65: if (setIfNull
66: && (replace || !results.containsKey(toField)))
67: results.put(toField, null);
68: return;
69: }
70: }
71:
72: if (replace) {
73: results.put(toField, fieldValue);
74: // if (Debug.infoOn()) Debug.logInfo("[SimpleMapProcessor.Copy.exec] Copied \"" + fieldValue + "\" to field \"" + toField + "\"", module);
75: } else {
76: if (results.containsKey(toField)) {// do nothing
77: } else {
78: results.put(toField, fieldValue);
79: // if (Debug.infoOn()) Debug.logInfo("[SimpleMapProcessor.Copy.exec] Copied \"" + fieldValue + "\" to field \"" + toField + "\"", module);
80: }
81: }
82: }
83: }
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