javeme commented on code in PR #326:
URL:
https://github.com/apache/incubator-hugegraph-toolchain/pull/326#discussion_r958616288
##########
hugegraph-loader/src/main/java/com/baidu/hugegraph/loader/reader/file/OrcFileLineFetcher.java:
##########
@@ -123,11 +123,18 @@ public Line fetch() throws IOException {
if (!this.recordReader.hasNext()) {
return null;
}
-
+ Object[] values = null;
this.row = this.recordReader.next(this.row);
- Object[] values = this.inspector.getStructFieldsDataAsList(this.row)
- .stream().map(Object::toString)
- .toArray();
+ try {
+ values = this.inspector.getStructFieldsDataAsList(this.row)
+ .stream()
+ .map(o -> o != null ? o.toString() : "")
+ .toArray();
+ } catch (NullPointerException e) {
Review Comment:
I think it won't throw NullPointerException if we translated null to "",
right?
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