Class Parameterized

src/main/java/com/beust/jcommander/Parameterized.java:14–359

Encapsulate a field or a method annotated with @Parameter or @DynamicParameter

 * Encapsulate a field or a method annotated with @Parameter or @DynamicParameter
 */
public class Parameterized {

  // Either a method or a field
  private Field field;
  private Method method;
  private Method getter;

  // Either of these two
  private WrappedParameter wrappedParameter;
  private ParametersDelegate parametersDelegate;

  public Parameterized(WrappedParameter wp, ParametersDelegate pd,
      Field field, Method method) {
    wrappedParameter = wp;
    this.method = method;
    this.field = field;
    if (this.field != null) {
      if(pd == null) {
        setFieldAccessible(this.field);
      } else {
        setFieldAccessibleWithoutFinalCheck(this.field);
      }
    }
    parametersDelegate = pd;
  }

  /**
   * Recursive handler for describing the set of classes while
   * using the setOfClasses parameter as a collector
   *
   * @param inputClass the class to analyze
   * @param setOfClasses the set collector to collect the results
     */
  private static void describeClassTree(Class<?> inputClass, Set<Class<?>> setOfClasses) {
    // can't map null class
    if(inputClass == null) {
      return;
    }

    // don't further analyze a class that has been analyzed already
    if(Object.class.equals(inputClass) || setOfClasses.contains(inputClass)) {
      return;
    }

    // add to analysis set
    setOfClasses.add(inputClass);

    // perform super class analysis
    describeClassTree(inputClass.getSuperclass(), setOfClasses);

    // perform analysis on interfaces
    for(Class<?> hasInterface : inputClass.getInterfaces()) {
      describeClassTree(hasInterface, setOfClasses);
    }
  }

  /**
   * Given an object return the set of classes that it extends