Commit | Line | Data |
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c547eea0 MS |
1 | package org.ufcspa.simdecs.bn.ui.util; |
2 | ||
3 | import java.util.List; | |
4 | import javax.faces.application.FacesMessage; | |
5 | import javax.faces.component.UIComponent; | |
6 | import javax.faces.context.FacesContext; | |
7 | import javax.faces.convert.Converter; | |
8 | import javax.faces.model.SelectItem; | |
9 | ||
10 | public class JsfUtil { | |
11 | ||
12 | public static SelectItem[] getSelectItems(List<?> entities, boolean selectOne) { | |
13 | int size = selectOne ? entities.size() + 1 : entities.size(); | |
14 | SelectItem[] items = new SelectItem[size]; | |
15 | int i = 0; | |
16 | if (selectOne) { | |
17 | items[0] = new SelectItem("", "---"); | |
18 | i++; | |
19 | } | |
20 | for (Object x : entities) { | |
21 | items[i++] = new SelectItem(x, x.toString()); | |
22 | } | |
23 | return items; | |
24 | } | |
25 | ||
26 | public static void addErrorMessage(Exception ex, String defaultMsg) { | |
27 | String msg = ex.getLocalizedMessage(); | |
28 | if (msg != null && msg.length() > 0) { | |
29 | addErrorMessage(msg); | |
30 | } else { | |
31 | addErrorMessage(defaultMsg); | |
32 | } | |
33 | } | |
34 | ||
35 | public static void addErrorMessages(List<String> messages) { | |
36 | for (String message : messages) { | |
37 | addErrorMessage(message); | |
38 | } | |
39 | } | |
40 | ||
41 | public static void addErrorMessage(String msg) { | |
42 | FacesMessage facesMsg = new FacesMessage(FacesMessage.SEVERITY_ERROR, msg, msg); | |
43 | FacesContext.getCurrentInstance().addMessage(null, facesMsg); | |
44 | } | |
45 | ||
46 | public static void addSuccessMessage(String msg) { | |
47 | FacesMessage facesMsg = new FacesMessage(FacesMessage.SEVERITY_INFO, msg, msg); | |
48 | FacesContext.getCurrentInstance().addMessage("successInfo", facesMsg); | |
49 | } | |
50 | ||
51 | public static String getRequestParameter(String key) { | |
52 | return FacesContext.getCurrentInstance().getExternalContext().getRequestParameterMap().get(key); | |
53 | } | |
54 | ||
55 | public static Object getObjectFromRequestParameter(String requestParameterName, Converter converter, UIComponent component) { | |
56 | String theId = JsfUtil.getRequestParameter(requestParameterName); | |
57 | return converter.getAsObject(FacesContext.getCurrentInstance(), component, theId); | |
58 | } | |
59 | } |