code: public static String getElementGetter(Element element) {
  		// TODO 型(boolean)による絞り込みをするべき
  		String getterName1 = "get" + element.getSimpleName().toString();
  		String getterName2 = "is" + element.getSimpleName().toString();
  		String getterName3 = element.getSimpleName().toString();
  
  		Element getter = null;
  		for (Element method : ElementFilter.methodsIn(element.getEnclosingElement()
  			.getEnclosedElements())) {
  			String methodName = method.getSimpleName().toString();
  
  			if (getterName1.equalsIgnoreCase(methodName)) {
  				if (isStatic(method) == false && isPublic(method) || isPackagePrivate(method)) {
  					getter = method;
  					break;
  				}
  			} else if (getterName2.equalsIgnoreCase(methodName)) {
  				if (isStatic(method) == false && isPublic(method) || isPackagePrivate(method)) {
  					getter = method;
  					break;
  				}
  			} else if (getterName3.equalsIgnoreCase(methodName)) {
  				if (isStatic(method) == false && isPublic(method) || isPackagePrivate(method)) {
  					getter = method;
  					break;
  				}
  			}
  		}
  		if (getter != null) {
  			return getter.getSimpleName().toString();
  		} else {
  			return null;
  		}
  	}
docs: Returns the name of corresponding getter.
  @param element the field
  @return getter name
  @author vvakame