IndexedPropertySupport.java 文件源码

public void setIndexedValue(int index, E val)
throws IllegalAccessException, IllegalArgumentException, InvocationTargetException {
    if (!canIndexedWrite()) {
        throw new IllegalAccessException();
    }

    Object validInstance = Beans.getInstanceOf(instance, indexedSetter.getDeclaringClass());
    indexedSetter.invoke(validInstance, new Object[] { new Integer(index), val });
}