Math tool: round to a given integer


import java.io.StringWriter;
import java.io.Writer;

import org.apache.velocity.Template;
import org.apache.velocity.VelocityContext;
import org.apache.velocity.app.Velocity;
import org.apache.velocity.tools.generic.MathTool;

public class MathToolExample {
  public static void main(String[] args) throws Exception {
    Velocity.init();

    Template t = Velocity.getTemplate("./src/mathTool.vm");

    VelocityContext ctx = new VelocityContext();
    ctx.put("math", new MathTool());
    ctx.put("aNumber", new Double(5.5));

    Writer writer = new StringWriter();
    t.merge(ctx, writer);

    System.out.println(writer);
  }
}
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4.45678 rounded to 3 places is $math.roundTo(3, "4.45678")

velocity-MathTool-RoundTo3.zip( 875 k)

1.	Velocity MathTool: Add
2.	Velocity MathTool Divide
3.	Velocity MathTool: Maximun
4.	Velocity MathTool Minimum
5.	Velocity MathTool: Multiply
6.	Reference Class method in Mathtool
7.	Velocity Math Tool: Power
8.	Velocity Math Tool Random
9.	Velocity MathTool Random Between
10.	Velocity Math Tool Round To Integer
11.	Velocity Math Tool: Subtract

Math tool: round to a given integer : MathTool « Velocity « Java

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