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package org.weakref.jmx;

import static java.lang.String.format;

import java.lang.annotation.Annotation;

import com.google.inject.name.Named;

/**
 * Generate JMX object names.
 */
public class ObjectNames {

  /**
   * Produce a standardized JMX object name.
   * 
   * @param clazz
   * @return JMX object name of the form "[package_name]:name=[class_name]"
   */
  public static String generatedNameOf(Class clazz) {
    return format("%s:name=%s", 
        clazz.getPackage().getName(),
        clazz.getSimpleName());
  }
  
  /**
   * Produce a generated JMX object name.
   * 
   * @param clazz
   * @param annotation
   * @return JMX object name of the form "[package_name]:type=[class_name],name=[ann_class_name]"
   */
  public static String generatedNameOf(Class clazz, Annotation annotation) {
    return format("%s:type=%s,name=%s", 
        clazz.getPackage().getName(),
        clazz.getSimpleName(),
        annotation.annotationType().getSimpleName());
  }
  
  /**
   * Produce a generated JMX object name.
   * 
   * @param clazz
   * @param annotationClass
   * @return JMX object name of the form "[package_name]:type=[class_name],name=[ann_class_name]"
   */
  public static String generatedNameOf(Class clazz, Class annotationClass) {
    return format("%s:type=%s,name=%s", 
        clazz.getPackage().getName(),
        clazz.getSimpleName(),
        annotationClass.getSimpleName());
  }
  
  /**
   * Produce a generated JMX object name.
   * 
   * @param clazz
   * @param named
   * @return JMX object name of the form "[package_name]:type=[class_name],name=[named_value]"
   */
  public static String generatedNameOf(Class clazz, Named named) {
    return format("%s:type=%s,name=%s", 
        clazz.getPackage().getName(),
        clazz.getSimpleName(),
        named.value());
  }
}