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Struts 2 Non-form Tags (UItags)

</s:div>
</body>
</html>

Output:

3. Fielderror Tag (Non-Form UI Tags) Example

The fielderror tag is a UI tag that renders field errors if they exist.

Add the following code snippet into the struts.xml file.

struts.xml

<action name=”fieldError”> <result>/
pages/nonformTags/loginFielderrorTag.jsp</
result>
</action>
<action name=”checkUser”
class=”net.javajazzup.CheckField”>
<result name=”input”>/pages/
nonformTags/loginFielderrorTag.jsp</result>
<result name=”error”>/pages/nonformTags/

 

fielderrorTag.jsp</result>
<result>/pages/nonformTags/
validuser.jsp</result>
</action>

Develop an action class using addFieldError(String fieldName, String errorMessage) method. This method adds an error message for a given field to the
corresponding jsp page.

CheckField.java

package net.javajazzup;
import
com.opensymphony.xwork2.ActionSupport;
public class CheckField extends ActionSupport
{
private String username = null;
private String password = null;
public String execute() throws Exception{
if ((getUsername().equals(“javajazzup”))
&&
(getPassword().equals(“javajazzup”))){
addActionMessage(“Valid User!”);
return SUCCESS;
}
if(!(getUsername().equals(“javajazzup”)))
addFieldError(“username”,”Invalid
username!”);
if(!(getPassword().equals(“javajazzup”)))
addFieldError(“password”,”Invalid
password!”);
return ERROR;
}
//Set and get the user name
public void setUsername(String username){
this.username = username;
}
public String getUsername(){
return username;
}
//set and get the password
public void setPassword(String pass){
password = pass;
}
public String getPassword(){

Mar 2008 | Java Jazz Up |32
 
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