ArrayWritableObjectInspector.java 文件源码

@Override
public List<Object> getStructFieldsDataAsList(final Object data) {
    if (data == null) {
        return null;
    }

    if (data instanceof ArrayWritable) {
        final ArrayWritable arr = (ArrayWritable) data;
        final Object[] arrWritable = arr.get();
        return new ArrayList<Object>(Arrays.asList(arrWritable));
    }

    throw new UnsupportedOperationException("Cannot inspect " + data.getClass().getCanonicalName());
}