Latest Tutorials| Questions and Answers|Ask Questions?|Site Map



Home Apachevelocity Use if in velocity

Related Tutorials


 
 

Share on Google+Share on Google+

Use if in velocity

Advertisement
This example shows you how to use if statement in velocity.

Use if in velocity

     

This example shows you how to use if statement in velocity. Description of methods used in the example given below....

1:- Initialize velocity run time engine through method  init().
2:- Create object of VelocityContext Class.
3:- Create object of  Template class, Template  class object is used for controlling template methods and properties.

#set($list = ["A", "B", "C", "D", "E"]): This is a statement named 'set', generally begins with # character. Here we have assign the list with character $. 

The #if  allows for text on the conditional that the if statement is true.

Condition.java

package velocity.conditionals;

import java.io.*;
import java.util.*;
import org.apache.velocity.*;
import org.apache.velocity.app.*;

public class Condition {
  public static void main(String[] argsthrows Exception {
  Velocity.init();

  Template template = 
Velocity.getTemplate
("./src/velocity/conditionals/if.vm");

  VelocityContext context = new VelocityContext();
  
 
  Writer writer = new StringWriter();
  template.merge(context, writer);

  System.out.println(writer);
  }
}

if.vm

#set($list = ["A""B""C""D""E"])
#foreach($item in $list)
#if($velocityCount <= 3)
$item
#end
#end

Output :

A
B
C

Download code

Advertisements

If you enjoyed this post then why not add us on Google+? Add us to your Circles



Liked it!  Share this Tutorial


Follow us on Twitter, or add us on Facebook or Google Plus to keep you updated with the recent trends of Java and other open source platforms.

Posted on: August 27, 2008

Related Tutorials

Discuss: Use if in velocity  

Post your Comment


Your Name (*) :
Your Email :
Subject (*):
Your Comment (*):
  Reload Image
 
 
Comments:0
DMCA.com