Disabling Scriptlets in JSP using web.xml
By: Emiley J in JSP Tutorials on 2007-09-23The EL is intended to replace the use of Java scriptlets in developing JSPbased web applications. To this end, it's possible to disable the evaluation of scriptlets through configuration parameters. This allows a developer to ensure that no one inadvertently uses scriptlets instead of the EL. This can allow best practices to be more easily enforced.
You can disable scriptlets within a page using the web.xml deployment descriptor by choosing to disable evaluation for a single page, a set of pages, or for the entire application. The tags that you need to add to the deployment descriptor are within the <jsp-config> element. The following example disables scriptlets for all JSP pages within an application:
The <url-pattern> element can represent a single page, for example:
It can also represent a set of pages, for example:
<< A simple program using EL in JSP
This policy contains information about your privacy. By posting, you are declaring that you understand this policy:
- Your name, rating, website address, town, country, state and comment will be publicly displayed if entered.
- Aside from the data entered into these form fields, other stored data about your comment will include:
- Your IP address (not displayed)
- The time/date of your submission (displayed)
- Your email address will not be shared. It is collected for only two reasons:
- Administrative purposes, should a need to contact you arise.
- To inform you of new comments, should you subscribe to receive notifications.
- A cookie may be set on your computer. This is used to remember your inputs. It will expire by itself.
This policy is subject to change at any time and without notice.
These terms and conditions contain rules about posting comments. By submitting a comment, you are declaring that you agree with these rules:
- Although the administrator will attempt to moderate comments, it is impossible for every comment to have been moderated at any given time.
- You acknowledge that all comments express the views and opinions of the original author and not those of the administrator.
- You agree not to post any material which is knowingly false, obscene, hateful, threatening, harassing or invasive of a person's privacy.
- The administrator has the right to edit, move or remove any comment for any reason and without notice.
Failure to comply with these rules may result in being banned from submitting further comments.
These terms and conditions are subject to change at any time and without notice.
- Data Science
- React Native
- Cloud Computing
- Java Beans
- Mac OS X
- Office 365
- Tech Reviews
Show a calendar for user input in JSP
Encrypting Passwords in Tomcat using Servlets
Steps to get a Free SSL certificate for your Tomcat
JSP Tags for SQL to connect to a database
LifecycleException: service.getName(): "Catalina"; Protocol handler start failed: `java.net.BindException: Permission denied <null>:80
Uploading a file to a server using JSP
Uploading an Image to a Database using JSP
A JSP page that gets properties from a bean
Querying Data with the JSTL in JSP