in src/main/java/org/apache/commons/beanutils2/PropertyUtilsBean.java [1443:1476]
public void setNestedProperty(Object bean, String name, final Object value)
throws IllegalAccessException, InvocationTargetException, NoSuchMethodException {
Objects.requireNonNull(bean, "bean");
Objects.requireNonNull(name, "name");
// Resolve nested references
while (resolver.hasNested(name)) {
final String next = resolver.next(name);
Object nestedBean = null;
if (bean instanceof Map) {
nestedBean = getPropertyOfMapBean((Map<?, ?>) bean, next);
} else if (resolver.isMapped(next)) {
nestedBean = getMappedProperty(bean, next);
} else if (resolver.isIndexed(next)) {
nestedBean = getIndexedProperty(bean, next);
} else {
nestedBean = getSimpleProperty(bean, next);
}
if (nestedBean == null) {
throw new NestedNullException("Null property value for '" + name + "' on bean class '" + bean.getClass() + "'");
}
bean = nestedBean;
name = resolver.remove(name);
}
if (bean instanceof Map) {
setPropertyOfMapBean(toPropertyMap(bean), name, value);
} else if (resolver.isMapped(name)) {
setMappedProperty(bean, name, value);
} else if (resolver.isIndexed(name)) {
setIndexedProperty(bean, name, value);
} else {
setSimpleProperty(bean, name, value);
}
}