void buildDynamicMBeanInfo()

in src/main/java/org/apache/log4j/jmx/AppenderDynamicMBean.java [78:132]
46 lines of code
5 McCabe index (conditional complexity)

  void buildDynamicMBeanInfo() throws IntrospectionException {
    Constructor[] constructors = this.getClass().getConstructors();
    dConstructors[0] = new MBeanConstructorInfo(
             "AppenderDynamicMBean(): Constructs a AppenderDynamicMBean instance",
	     constructors[0]);


    BeanInfo bi = Introspector.getBeanInfo(appender.getClass());
    PropertyDescriptor[] pd = bi.getPropertyDescriptors();

    int size = pd.length;

    for(int i = 0; i < size; i++) {
      String name = pd[i].getName();
      Method readMethod =  pd[i].getReadMethod();
      Method writeMethod =  pd[i].getWriteMethod();
      if(readMethod != null) {
	Class returnClass = readMethod.getReturnType();
	if(isSupportedType(returnClass)) {
	  String returnClassName;
	  if(returnClass.isAssignableFrom(Priority.class)) {
	    returnClassName = "java.lang.String";
	  } else {
	    returnClassName = returnClass.getName();
	  }

	  dAttributes.add(new MBeanAttributeInfo(name,
						 returnClassName,
						 "Dynamic",
						 true,
						 writeMethod != null,
						 false));
	  dynamicProps.put(name, new MethodUnion(readMethod, writeMethod));
	}
      }
    }

    MBeanParameterInfo[] params = new MBeanParameterInfo[0];

    dOperations[0] = new MBeanOperationInfo("activateOptions",
					    "activateOptions(): add an appender",
					    params,
					    "void",
					    MBeanOperationInfo.ACTION);

    params = new MBeanParameterInfo[1];
    params[0] = new MBeanParameterInfo("layout class", "java.lang.String",
				       "layout class");

    dOperations[1] = new MBeanOperationInfo("setLayout",
					    "setLayout(): add a layout",
					    params,
					    "void",
					    MBeanOperationInfo.ACTION);
  }