DefaultMXBeanMappingFactory.java 文件源码

@Override
final Object fromNonNullOpenValue(Object openValue)
        throws InvalidObjectException {
    final Object[] openArray = (Object[]) openValue;
    final Type javaType = getJavaType();
    final Object[] valueArray;
    final Type componentType;
    if (javaType instanceof GenericArrayType) {
        componentType =
            ((GenericArrayType) javaType).getGenericComponentType();
    } else if (javaType instanceof Class<?> &&
               ((Class<?>) javaType).isArray()) {
        componentType = ((Class<?>) javaType).getComponentType();
    } else {
        throw new IllegalArgumentException("Not an array: " +
                                           javaType);
    }
    valueArray = (Object[]) Array.newInstance((Class<?>) componentType,
                                              openArray.length);
    for (int i = 0; i < openArray.length; i++)
        valueArray[i] = elementMapping.fromOpenValue(openArray[i]);
    return valueArray;
}