How to set a variable value using velocity
This Example shows you how
to set variable value using velocity.
The method used in this
example are
described below:-
1:- Initialize velocity run
time
engine through method init().
2:- Create object of
VelocityContext Class.
3:-Create Template
class object, Template
class object is used for
controlling template methods and properties.
template.merge(context, writer):
Merge method of the Template class is used here for merging
the VelocityContext
class object to produce the output. Template
class object is used for
controlling template methods and properties.
#set($list[Ajay, Bhanu, Komal, Shuki, Rakesh]):
This
is a set statement, generally begins with # character. Here we
have assign the list with character $.
$list: This
statement is used for display the value of list variable.
SetValue.java:
import java.io.*;
import org.apache.velocity.*;
import org.apache.velocity.app.*;
import org.apache.velocity.tools.generic.RenderTool;
public class SetValue {
public static void main(String[] args) throws Exception {
Velocity.init();
Template t = Velocity.getTemplate("./src/SetValue.vm");
VelocityContext context = new VelocityContext();
Writer writer = new StringWriter();
t.merge(context, writer);
System.out.println(writer);
}
}
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SetValue.vm:
#set($list = ["Ajay", "Bhanu", "Komal", "Shuki", "Rakesh"]
$list
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Output:
[Ajay, Bhanu, Komal, Shuki, Rakesh]
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