| Package | Description | 
|---|---|
| org.apache.giraph.bsp | Package of generic bulk synchronous processing objects. | 
| org.apache.giraph.comm | Package of communication related objects, IPC service. | 
| org.apache.giraph.ooc.data | Package of classes related to data structures used for an out-of-core
 mechanism | 
| org.apache.giraph.partition | Package of partitioning related objects. | 
| org.apache.giraph.worker | Package of all the worker related things | 
| Modifier and Type | Method and Description | 
|---|---|
| PartitionStore<I,V,E> | CentralizedServiceWorker. getPartitionStore()Get the partition store for this worker. | 
| Modifier and Type | Method and Description | 
|---|---|
| PartitionStore<I,V,E> | ServerData. getPartitionStore()Return the partition store for this worker. | 
| Modifier and Type | Class and Description | 
|---|---|
| class  | DiskBackedPartitionStore<I extends org.apache.hadoop.io.WritableComparable,V extends org.apache.hadoop.io.Writable,E extends org.apache.hadoop.io.Writable>Implementation of a partition-store used for out-of-core mechanism. | 
| Constructor and Description | 
|---|
| DiskBackedPartitionStore(PartitionStore<I,V,E> partitionStore,
                        ImmutableClassesGiraphConfiguration<I,V,E> conf,
                        org.apache.hadoop.mapreduce.Mapper.Context context,
                        OutOfCoreEngine oocEngine)Constructor. | 
| Modifier and Type | Class and Description | 
|---|---|
| class  | SimplePartitionStore<I extends org.apache.hadoop.io.WritableComparable,V extends org.apache.hadoop.io.Writable,E extends org.apache.hadoop.io.Writable>A simple in-memory partition store. | 
| Modifier and Type | Method and Description | 
|---|---|
| Collection<PartitionStats> | WorkerGraphPartitionerImpl. finalizePartitionStats(Collection<PartitionStats> workerPartitionStats,
                      PartitionStore<I,V,E> partitionStore) | 
| Collection<PartitionStats> | WorkerGraphPartitioner. finalizePartitionStats(Collection<PartitionStats> workerPartitionStats,
                      PartitionStore<I,V,E> partitionStore)At the end of a superstep, workers have  PartitionStatsgenerated
 for each of their partitions. | 
| Modifier and Type | Method and Description | 
|---|---|
| PartitionStore<I,V,E> | BspServiceWorker. getPartitionStore() | 
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