Téléchargement d'une image avec JSF

bonjour tout le monde

voila j'essaye de faire une application web avec du jsf , or il met demander de telecharger une image du poste client de l'afficher dans le formulaire et au même temps la stocker dans une base de donnée .

mon souci est que quand j execute mon script pour l'upload de l'image j ai comme message d'erreur

Code:

1
2
 
org.apache.jasper.JasperException: java.lang.RuntimeException: Cannot find FacesContext

j'arrive pas a comprendre pourquoi :cry:

en ce qui concerne mon code le voila :

ma page jsp

Code:

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
 
<%@ taglib uri="http://java.sun.com/jsf/core" prefix="f" %>
<%@ taglib uri="http://java.sun.com/jsf/html" prefix="h" %>
<%@ taglib uri="http://myfaces.apache.org/tomahawk" prefix="t" %>
 
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
 
<html>
 
 
        <head>
        	<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
            <title>File upload test</title>
        </head>
        <f:view>
        <body>
            <h:form id="uploadForm" enctype="multipart/form-data">
                <h:panelGrid columns="3">
                    <h:outputLabel for="file" value="Select file" />
                    <t:inputFileUpload id="file" value="#{myBean.uploadedFile}" required="true" />
                    <h:message for="file" style="color: red;" />
 
                    <h:panelGroup />
                    <h:commandButton value="Submit" action="#{myBean.submit}" />
                    <h:message for="uploadForm" infoStyle="color: green;" errorStyle="color: red;" />
                </h:panelGrid>
            </h:form>
 
            <h:outputLink value="file/#{myBean.fileName}" rendered="#{myBean.fileName != null}">
                Download back
            </h:outputLink>
        </body>
        </f:view>
    </html>

mon web.xml

Code:

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
 
<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://java.sun.com/xml/ns/javaee" xmlns:web="http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd" xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd" id="WebApp_ID" version="2.5">
 
  <welcome-file-list>
    <welcome-file>upload.jsp</welcome-file>
  </welcome-file-list>
	 <servlet>
		<servlet-name>Faces Servlet</servlet-name>
		<servlet-class>javax.faces.webapp.FacesServlet</servlet-class>
		<load-on-startup>1</load-on-startup>
	</servlet>
	<servlet-mapping>
		<servlet-name>Faces Servlet</servlet-name>
		<url-pattern>*.faces</url-pattern>
	</servlet-mapping>
	<listener>
		<listener-class>com.sun.faces.config.ConfigureListener</listener-class>
	</listener>
 
 
	<listener>
		<listener-class>
			com.sun.faces.application.WebappLifecycleListener
		</listener-class>
	</listener>
 
 
	<filter>
    <filter-name>Extensions Filter</filter-name>
    <filter-class>org.apache.myfaces.webapp.filter.ExtensionsFilter</filter-class>
    <init-param>
        <description>
            Set the size limit for uploaded files.
                Format: 10  - 10 bytes
                        10k - 10 KB
                        10m - 10 MB
                        1g  - 1 GB
        </description>
        <param-name>uploadMaxFileSize</param-name>
        <param-value>100m</param-value>
    </init-param>
    <init-param>
        <description>
            Set the threshold size - files below this limit are stored 
            in memory, files above this limit are stored on disk.
                Format: 10  - 10 bytes
                        10k - 10 KB
                        10m - 10 MB
                        1g  - 1 GB
        </description>
        <param-name>uploadThresholdSize</param-name>
        <param-value>100k</param-value>
    </init-param>
    <init-param>
        <description>
            Set the path where the intermediary files will be stored.
        </description>
        <param-name>uploadRepositoryPath</param-name>
        <param-value>/temp</param-value>
    </init-param>
 
	</filter>
 
	<filter-mapping>
    <filter-name>Extensions Filter</filter-name>
    <servlet-name>Faces Servlet</servlet-name>
	</filter-mapping>
 
	<servlet>
    <servlet-name>fileServlet</servlet-name>
    <servlet-class>mypackage.FileServlet</servlet-class>
</servlet>
<servlet-mapping>
    <servlet-name>fileServlet</servlet-name>
    <url-pattern>/file/*</url-pattern>
</servlet-mapping>
  
</web-app>

et mon faces-config.xml est :

Code:

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
 
<?xml version="1.0" encoding="UTF-8"?>
<faces-config version="1.2" xmlns="http://java.sun.com/xml/ns/javaee"
	xmlns:xi="http://www.w3.org/2001/XInclude" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-facesconfig_1_2.xsd">
    <application>
		<message-bundle></message-bundle>
	</application>
	<navigation-rule>
		<navigation-case>
		<to-view-id>/upload.jsp</to-view-id>
		</navigation-case>
	</navigation-rule>
	<managed-bean>
		<managed-bean-name>MyBean</managed-bean-name>
		<managed-bean-class>
			mypackage.MyBean</managed-bean-class>
		<managed-bean-scope>session</managed-bean-scope>
	</managed-bean>	
</faces-config>

merci d'avance