Java/Velocity/Context

Context Chaining

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import java.io.StringWriter;
import java.io.Writer;
import org.apache.velocity.Template;
import org.apache.velocity.VelocityContext;
import org.apache.velocity.app.Velocity;
public class ContextChaining {
  public static void main(String[] args) throws Exception {
    Velocity.init();
    Template template = Velocity.getTemplate("./src/ContextChaining.vm");
    VelocityContext context1 = new VelocityContext();
    VelocityContext context2 = new VelocityContext(context1);
    context1.put("firstName", "Joe");
    context2.put("lastName", "Wang");
    Writer writer = new StringWriter();
    template.merge(context2, writer);
    System.out.println(writer.toString());
  }
}
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This is my first name $firstName
This is my last name $lastName
Full Name is $firstName $lastName