[ https://issues.apache.org/jira/browse/FLINK-3702?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15434757#comment-15434757 ]
ASF GitHub Bot commented on FLINK-3702: --------------------------------------- Github user ggevay commented on a diff in the pull request: https://github.com/apache/flink/pull/2094#discussion_r76040561 --- Diff: flink-core/src/main/java/org/apache/flink/api/java/typeutils/PojoTypeInfo.java --- @@ -317,7 +308,39 @@ public int getFieldIndex(String fieldName) { return new PojoSerializer<T>(getTypeClass(), fieldSerializers, reflectiveFields, config); } - + + @Override + @PublicEvolving + public <F> FieldAccessor<T, F> getFieldAccessor(String fieldExpression, ExecutionConfig config) { + + FieldAccessor.FieldExpressionDecomposition decomp = FieldAccessor.decomposeFieldExpression(fieldExpression); --- End diff -- de7a68598d0933ee4016ecb87d27c46eb8011cf4 > DataStream API PojoFieldAccessor doesn't support nested POJOs > ------------------------------------------------------------- > > Key: FLINK-3702 > URL: https://issues.apache.org/jira/browse/FLINK-3702 > Project: Flink > Issue Type: Improvement > Components: DataStream API > Affects Versions: 1.0.0 > Reporter: Robert Metzger > Assignee: Gabor Gevay > > The {{PojoFieldAccessor}} (which is used by {{.sum(String)}} and similar > methods) doesn't support nested POJOs right now. > As part of FLINK-3697 I'll add a check for a nested POJO and fail with an > exception. -- This message was sent by Atlassian JIRA (v6.3.4#6332)