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1
4 package demo.tasklist.form;
5
6 import java.util.ArrayList  ;
7 import javax.servlet.http.HttpServletRequest ;
8 import org.apache.struts.action.ActionErrors;
9 import org.apache.struts.action.ActionForm;
10 import org.apache.struts.action.ActionMapping;
11 import org.apache.struts.action.ActionMessage;
12 import org.apache.struts.action.ActionMessages;
13
14
19 public class DeleteFromListForm extends ActionForm {
20 private ArrayList itemsForDelete = new ArrayList ();
21 private String errorMsg;
22
23 public DeleteFromListForm() {
24 super();
25 resetFields();
26 }
27
28 public ActionErrors validate(ActionMapping mapping, HttpServletRequest req ){
29 ActionErrors errors = new ActionErrors();
30 return errors;
31 }
32
33 public void reset(ActionMapping mapping, HttpServletRequest request) {
34 resetFields();
35 }
36
37 protected void resetFields() {
38 errorMsg = "Error: At least one item for deletion must be selected for \"Delete\" operation";
39 itemsForDelete = new ArrayList ();
40 }
41
42 public String [] getItemsForDelete() {
43 return (String [])this.itemsForDelete.toArray(new String [0]);
44 }
45
46 public void setItemsForDelete(String [] itemsForDelete) {
47 if (itemsForDelete == null || itemsForDelete.length == 0) {
48 itemsForDelete = null;
49 } else {
50 errorMsg = null;
51 for (int i = 0; i < itemsForDelete.length; i++) {
52 this.itemsForDelete.add(itemsForDelete[i]);
53 }
54 }
55 }
56
57 public String getErrorMsg(){
58 return errorMsg;
59 }
60 }
61
62 |
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