老紫竹的第一个Velocity程序

package velocity;

import java.io.BufferedWriter;
import java.io.OutputStreamWriter;
import org.apache.velocity.Template;
import org.apache.velocity.VelocityContext;
import org.apache.velocity.app.Velocity;

public class VelocityTest1 {
  public static void main(String[] args) throws Exception {
    Velocity.init();
    VelocityContext context = new VelocityContext();
    context.put("name", "yy");
    BufferedWriter writer = new BufferedWriter(new OutputStreamWriter(System.out));
    Template template = Velocity.getTemplate("src/velocity/hello.vm");
    template.merge(context, writer);
    writer.flush();
    writer.close();
  }
}

Hello, $name 

Hello, yy