How to get request getContextPath in JavaScript?

How do you get the contextPath from JavaScript, the right way?

1. Burn a SCRIPT tag into the page that sets it in some JavaScript variable var ctx = “<%=request.getContextPath()%>”
2. Set the contextPath in some hidden DOM element <%=request.

What is context root in Servlet?

The context path is the portion of the request URI that is used to select the context of the request. The context path always comes first in a request URI. The path starts with a “/” character but does not end with a “/” character. For servlets in the default (root) context, this method returns “”.

How does context root work?

The context root is combined with the defined servlet mapping (from the WAR file) to compose the full URL that users type to access the servlet. For example, if the context root is /gettingstarted and the servlet mapping is MySession , then the URL is http://host:port/gettingstarted/MySession.

How do you set context root for web application?

Setting the Context Root

1. Expand your project tree in the Projects pane of NetBeans IDE.
2. Expand the Web Pages and WEB-INF nodes of your project.
3. Double-click sun-web. xml .
4. In the editor pane, click Edit As XML.
5. Edit the context root, which is enclosed by the context-root element.

How do I add a context root in web xml?

To Set the Context Root A context root must start with a forward slash (/) and end with a string. In a packaged web module for deployment on the GlassFish Server, the context root is stored in glassfish-web. xml.

How do I set the context root in web xml?

How do I create a context root in web xml?

How do you add a context root?

On the Configuration panel, click the URL Prefix option in the Setup group. Add the context root to the URL Prefix definition. For example, if your URL prefix is http://myserver:8080 and you want to use a context root of ibm/spss, the new value is http://myserver:8080/ibm/spss.

What does context mean in JavaScript?

In JavaScript, “context” refers to an object. Within an object, the keyword “this” refers to that object (i.e. “self”), and provides an interface to the properties and methods that are members of that object. When a function is executed, the keyword “this” refers to the object that the function is executed in.

What happens when you set textcontent on a node in JavaScript?

When you set textContent on a node, all the node’s children will be removed and replaced by a single text node with the newText value. For example: Use the textContent property to return the concatenation of the textContent of every child node.

How do I set the context path of a page?

Burn a SCRIPT tag into the page that sets it in some JavaScript variable This is accurate, but requires script execution when loading the page. 2. Set the contextPath in some hidden DOM element This is accurate, and doesn’t require any script execution when loading the page. But you do need a DOM query when need to access the contextPath.

How do you call a function in context in JavaScript?

Instead of simply returning “ this.drink ”, we use the JavaScript “ .call () ” method, which allows you to execute any function in the context of another object. When you do not specify the context in which that function is to be “ called ”, it executes in the context of the global object.