100644 blob afc52274f35a9b1fcd646ecc925ff25d0155aba9	SpillableWindowedStorageTest.java
100644 blob 6a4981b30ab2ee185bb92f9cbbba9f694f11f28e	SumAccumulation.java
100644 blob 39f4b6e38000ce3410fd9ac37f4bdc664cb99343	WindowedOperatorTest.java
040000 tree 17c556c78b242f82de53537a151bdea548e4b3f4	accumulation
040000 tree f02824aeb2ef7047d52b00a4e8ee5320581b77fe	impl
040000 tree fa4b58e8c54f62405500798c3008dfb8860b4a1e	sample