private Type getType(Class<?> cl, String propertyName) throws NoSuchMethodException {
try {
Field field = cl.getDeclaredField(propertyName);
return typeFactory.create(field.getType(), field.getGenericType());
} catch (NoSuchFieldException e) {
String getter = "get" + BeanUtils.capitalize(propertyName);
String bgetter = "is" + BeanUtils.capitalize(propertyName);
for (Method method : cl.getDeclaredMethods()) {
if ((method.getName().equals(getter) || method.getName().equals(bgetter))
&& method.getParameterTypes().length == 0) {
return typeFactory.create(method.getReturnType(), method.getGenericReturnType());
}
}
if (cl.getSuperclass().equals(Object.class)) {
throw new IllegalArgumentException(
"No property found for " + cl.getName() + "." + propertyName);
} else {
return getType(cl.getSuperclass(), propertyName);
}
}
}
public static Type createType(
String baseTypeStr,
List<Type> typeParams,
List<Integer> valueParams,
List<Field> fieldParams) {
final TajoDataTypes.Type baseType;
try {
baseType = TajoDataTypes.Type.valueOf(baseTypeStr);
} catch (Throwable t) {
throw new TajoInternalError(new UnsupportedException(baseTypeStr));
}
return TypeFactory.create(baseType, typeParams, valueParams, fieldParams);
}
