Extract tokens from velocity template

public class MyVariableVisitor extends BaseVisitor

{

public static final String SOURCE_VERSION_ID = "$Id$";

public Object visit(ASTReference arg0, Object arg1)

{

String name = arg0.literal();

List tokenList = (List) arg1;

tokenList.add(name);

return super.visit(arg0, arg1);

}

}

public static void main(String[] args) throws Exception

{

Properties p = new Properties();

p.setProperty("file.resource.loader.path", "D:\\");

VelocityEngine vEngine = new VelocityEngine(p);

Template template = vEngine.getTemplate("just.html");

SimpleNode simpleNode = (SimpleNode) template.getData();

MyVariableVisitor mvVisitor = new MyVariableVisitor();

List tokenList = new ArrayList();

simpleNode.jjtAccept(mvVisitor, tokenList);

for (String item : tokenList)

{

System.out.println(item);

}

}

Ref: http://permalink.gmane.org/gmane.comp.jakarta.velocity.user/14824