100644 blob ed1141e76b8c0a2af86f896a015b32337427a1b9	ClusteredGroupOperatorDescriptor.java
100644 blob a86f28d0a3845b13c04b7accf28f86206bfe0c4e	ClusteredGroupOperatorNodePushable.java
100644 blob 605ae19b059c0f82d01bd24a1196540a2b8feb1a	ClusteredGroupWriter.java
100644 blob a46ae656c37e6d997285e05439c17622ef20a952	IAggregatorDescriptor.java
100644 blob b082cbbe57045ba6ea74715f44cc42b21f5c99aa	IClusteredAggregatorDescriptorFactory.java