How does JSP page converts to Servlet give an example?

How does JSP page converts to Servlet give an example?

As depicted in the above diagram, JSP page is translated into Servlet by the help of JSP translator. The JSP translator is a part of the web server which is responsible for translating the JSP page into Servlet. After that, Servlet page is compiled by the compiler and gets converted into the class file.

When JSP is compiled to a Servlet?

When a request is mapped to a JSP page, the web container first checks whether the JSP page’s servlet is older than the JSP page. If the servlet is older, the web container translates the JSP page into a servlet class and compiles the class.

How does JSP and Servlet work together?

Servlet plays a controller role in MVC approach. JSP is the view in MVC approach for showing output. Servlet is faster than JSP. JSP is slower than Servlet because the first step in JSP lifecycle is the translation of JSP to java code and then compile.

Who is responsible for translating JSP into Servlet?

You start with a JSP or a Servlet class. The server is responsible for instantiating the JSP/Servlet and it uses the new() method to accomplish this. This new() method is the Java method for creating space in memory for an object. After the JSP/Servlet is instantiated, the init(…)

Who converts JSP to servlet?

When the JSPC(compiler) converts the code into Servlet code and calls the JAVAC compiler to generate the . class file.

What is use of JSP in Java?

JavaServer Pages (JSP) is a Java standard technology that enables you to write dynamic, data-driven pages for your Java web applications. JSP is built on top of the Java Servlet specification. The two technologies typically work together, especially in older Java web applications.

What is JSP explain?

Jakarta Server Pages (JSP; formerly JavaServer Pages) is a collection of technologies that helps software developers create dynamically generated web pages based on HTML, XML, SOAP, or other document types. Released in 1999 by Sun Microsystems, JSP is similar to PHP and ASP, but uses the Java programming language.