How to use

isAssignableFrom

method

in

com.sun.codemodel.JDefinedClass

/**
 * Indicates if this <code>JavaClass</code> is either the same as, or is a superclass of,
 * the <code>javaClass</code> argument.
 *
 * @param javaClass the <code>Class</code> to test.
 *
 * @return <code>true</code> if this <code>JavaClass</code> is assignable from
 *         <code>javaClass</code>, otherwise <code>false</code>.
 *
 * @see java.lang.Class#isAssignableFrom(Class)
 */
public boolean isAssignableFrom(JavaClass javaClass) {
  if (javaClass == null) {
    return false;
  }
  XJCJavaClassImpl javaClassImpl = (XJCJavaClassImpl) javaClass;
  JClass someClass = javaClassImpl.xjcClass;
  return xjcClass.isAssignableFrom(someClass);
}

/**
 * Remove method {@code ObjectFactory} that creates an object of a given {@code clazz}.
 * 
 * @return {@code 1} if such method was successfully located and removed
 */
private int deleteFactoryMethod(JDefinedClass factoryClass, Candidate candidate) {
  int deletedMethods = 0;
  for (Iterator<JMethod> iter = factoryClass.methods().iterator(); iter.hasNext();) {
    JMethod method = iter.next();
    // Remove the methods:
    // * public T createT() { return new T(); }
    // * public JAXBElement<T> createT(T value) { return new JAXBElement<T>(QNAME, T.class, null, value); }
    // * @XmlElementDecl(..., scope = X.class)
    //   public JAXBElement<T> createT...(T value) { return new JAXBElement<...>(QNAME, T.class, X.class, value); }
    if ((method.type() instanceof JDefinedClass
          && ((JDefinedClass) method.type()).isAssignableFrom(candidate.getClazz()))
          || isListedAsParametrisation(candidate.getClazz(), method.type())
          || candidate.getScopedElementInfos().containsKey(method.name())) {
      writeSummary("\tRemoving factory method [" + method.type().fullName() + "#" + method.name()
            + "()] from " + factoryClass.fullName());
      iter.remove();
      deletedMethods++;
    }
  }
  return deletedMethods;
}

/**
 * Remove method {@code ObjectFactory} that creates an object of a given {@code clazz}.
 * 
 * @return {@code 1} if such method was successfully located and removed
 */
private int deleteFactoryMethod(JDefinedClass factoryClass, Candidate candidate) {
  int deletedMethods = 0;
  for (Iterator<JMethod> iter = factoryClass.methods().iterator(); iter.hasNext();) {
    JMethod method = iter.next();
    // Remove the methods:
    // * public T createT() { return new T(); }
    // * public JAXBElement<T> createT(T value) { return new JAXBElement<T>(QNAME, T.class, null, value); }
    // * @XmlElementDecl(..., scope = X.class)
    //   public JAXBElement<T> createT...(T value) { return new JAXBElement<...>(QNAME, T.class, X.class, value); }
    if ((method.type() instanceof JDefinedClass
          && ((JDefinedClass) method.type()).isAssignableFrom(candidate.getClazz()))
          || isListedAsParametrisation(candidate.getClazz(), method.type())
          || candidate.getScopedElementInfos().containsKey(method.name())) {
      writeSummary("\tRemoving factory method [" + method.type().fullName() + "#" + method.name()
            + "()] from " + factoryClass.fullName());
      iter.remove();
      deletedMethods++;
    }
  }
  return deletedMethods;
}