Github user myui commented on the issue:
https://github.com/apache/incubator-hivemall/pull/95
@maropu
Travis CI is failing.
```
[ERROR]
/home/travis/build/apache/incubator-hivemall/spark/spark-2.0/src/main/java/hivemall/xgboost/classification/XGBoostBinaryClassifierUDTFWrapper.java:39:
error: method does not override or implement a method from a supertype
[ERROR] @Override
[ERROR] ^
[ERROR]
/home/travis/build/apache/incubator-hivemall/spark/spark-2.0/src/main/java/hivemall/xgboost/classification/XGBoostMulticlassClassifierUDTFWrapper.java:39:
error: method does not override or implement a method from a supertype
[ERROR] @Override
[ERROR] ^
[ERROR]
/home/travis/build/apache/incubator-hivemall/spark/spark-2.0/src/main/java/hivemall/xgboost/regression/XGBoostRegressionUDTFWrapper.java:39:
error: method does not override or implement a method from a supertype
[ERROR] @Override
[ERROR] ^
```
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