Bonjour,

Quand je veux ouvrir une Servlet, le message d'erreur suivant apparaît, pourquoi?

Code : Sélectionner tout - Visualiser dans une fenêtre à part
1
2
3
4
5
6
7
8
9
10
 
HTTP Status 503 - Servlet action is currently unavailable
 
------------------------------------------------------------------
 
type : Status report
 
message : Servlet action is currently unavailable
 
description : The requested service (Servlet action is currently unavailable) is not currently available.
Voici mon code :

Ma page JSP :
Code : Sélectionner tout - Visualiser dans une fenêtre à part
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
 
<%@ taglib uri="/tags/struts-bean" prefix="bean" %>
<%@ taglib uri="/tags/struts-html" prefix="html" %>
 
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN"
    "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
 
<html:html>
<head>
  <title>Log On FMM</title>
</head>
 
<body width="700">
<u>Formulaire de test avec Validator </u>
<p>
	<logic:messagesPresent>
	<ul>
	<html:messages id="error">
	<li><bean:write name="error" /></li>
	</html:messages>
	</ul> 
	</logic:messagesPresent> 
 
<html:form action="/testValidator_submit.do" onsubmit="return validateTestValidatorForm(this);">
	<html:text property="name" size="20">
		<bean:message key="prompt.test.name"/>
	</html:text>
 
	<br><br>
	<html:submit property="submit" value="Vérifier" onclick="bCancel=false;"/>&nbsp;
	<html:reset value="Effacer" />&nbsp;
    <html:cancel onclick="bCancel=true;" value="Annuler"/>
 
<!-- Begin Validator Javascript Function-->
<html:javascript formName="testValidatorForm" />
<!-- End of Validator Javascript Function-->
 
</html:form>
 
</p>
</body>
</html:html>
Mon struts-config.xml :
Code : Sélectionner tout - Visualiser dans une fenêtre à part
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
 
<struts-config>
    <!-- ========== Data Source Configuration =============================== -->
    <data-sources />
 
    <!-- ========== Form Bean Definitions ================================== -->
    <form-beans type="org.apache.struts.action.ActionFormBean">
		<form-bean name="testValidatorForm" type="st.ccam.fmm.web.forms.testValidatorForm">
			<form-property name="name"  type="java.lang.String" />
		</form-bean>
 	</form-beans>
 
    <!-- ========== Global Exception Definitions ============================== -->
    <global-exceptions />
 
    <!-- ========== Global Forward Definitions =============================== -->
	  <global-forwards />
 
    <!-- ========== Action Mapping Definitions =============================== -->
    <action-mappings>
    	<action name="/welcome" path="/index.jsp" />
 
    	<action path="/testValidator" forward="/pages/testValidator.jsp" />
 
        <action path="/testValidator_submit"
                type="st.ccam.fmm.web.actions.testValidatorAction"
                name="testValidatorForm"
                scope="session"
                validate="true"
                cancellable="true"
                input="input">
            <forward name="success" path="/pages/jsTestValidator.jsp" />
            <forward name="input" path="/pages/testValidator.jsp" />
        </action>
 
        <action path="/jsTestValidator" forward="/pages/jsTestValidator.jsp" />
 
    </action-mappings>
 
 	<message-resources parameter="ApplicationResources" null="false" />
 
    <plug-in className="org.apache.struts.validator.ValidatorPlugIn" >
        <set-property property="pathnames" value="/WEB-INF/validator-rules.xml,/WEB-INF/validator.xml" />
    </plug-in>
</struts-config>
Mon ActionForm :
Code : Sélectionner tout - Visualiser dans une fenêtre à part
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
 
import java.io.IOException;
 
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
 
 
import org.apache.struts.action.Action;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;
 
import org.apache.log4j.Logger;
 
public final class testValidatorAction extends Action {
    /** LOG4J Logger instance declaration */
	final static Logger logger = Logger.getLogger(testValidatorAction.class.getName());
 
    public ActionForward execute(ActionMapping mapping, ActionForm form,
        HttpServletRequest request, HttpServletResponse response) throws IOException {
    	HttpSession session = request.getSession(true);
 
        if (isCancelled(request)) {
            if (logger.isInfoEnabled()) {
                logger.info(
                    " "
                        + mapping.getAttribute()
                        + " - Registration transaction was cancelled");
            }
 
            removeFormBean(mapping, request);
 
            return (mapping.findForward("success"));
        }
 
        return mapping.findForward("success");
    }
 
    protected void removeFormBean(
            ActionMapping mapping,
            HttpServletRequest request) {
 
            // Remove the obsolete form bean
            if (mapping.getAttribute() != null) {
                if ("request".equals(mapping.getScope())) {
                    request.removeAttribute(mapping.getAttribute());
                } else {
                    HttpSession session = request.getSession();
                    session.removeAttribute(mapping.getAttribute());
                }
            }
        }
}
et mon ActionForm :
Code : Sélectionner tout - Visualiser dans une fenêtre à part
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
 
import java.io.Serializable;
import javax.servlet.http.HttpServletRequest;
import org.apache.struts.action.ActionMapping;
import org.apache.struts.validator.ValidatorForm;
 
/**
 * Form bean for the test page.  This form has the following field,
 * with default value in square bracket:
 * <ul>
 * <li><b>name</b> - Entered name value
 * </ul>
 */
 
public final class testValidatorForm extends ValidatorForm implements Serializable {
 
    /**
         * 
         */
	private static final long serialVersionUID = 1L;
 
	// ------------------ Instance Variables
    /** The name. */
    private String name = null;
 
    // -------------------- Properties
    /** Return the name. */
    public String getName() { return (this.name); }
 
    /**
     * Set the name.
     * @param name The new name
     */
    public void setName(String name) { this.name = name; }
 
    /**
     * Reset all properties to their default values.
     *
     * @param mapping The mapping used to select this instance
     * @param request The servlet request we are processing
     */
    public void reset(ActionMapping mapping, HttpServletRequest request) {
       name = null;
    }
 }
Merci de votre aide.