| Package | Description | 
|---|---|
| org.apache.giraph.bsp | Package of generic bulk synchronous processing objects. | 
| org.apache.giraph.conf | Package of Giraph configuration related things. | 
| org.apache.giraph.io.superstep_output | Classes related to output during computation | 
| org.apache.giraph.worker | Package of all the worker related things | 
| Modifier and Type | Method and Description | 
|---|---|
| SuperstepOutput<I,V,E> | CentralizedServiceWorker. getSuperstepOutput()Get the superstep output class | 
| Modifier and Type | Method and Description | 
|---|---|
| SuperstepOutput<I,V,E> | ImmutableClassesGiraphConfiguration. createSuperstepOutput(org.apache.hadoop.mapreduce.Mapper.Context context)Create the proper superstep output, based on the configuration settings. | 
| Modifier and Type | Class and Description | 
|---|---|
| class  | MultiThreadedSuperstepOutput<I extends org.apache.hadoop.io.WritableComparable,V extends org.apache.hadoop.io.Writable,E extends org.apache.hadoop.io.Writable>Class to use as  SuperstepOutputwhen chosen VertexOutputFormat is
 thread-safe. | 
| class  | NoOpSuperstepOutput<I extends org.apache.hadoop.io.WritableComparable,V extends org.apache.hadoop.io.Writable,E extends org.apache.hadoop.io.Writable>Class to use as  SuperstepOutputwhen we don't have output during
 computation. | 
| class  | SynchronizedSuperstepOutput<I extends org.apache.hadoop.io.WritableComparable,V extends org.apache.hadoop.io.Writable,E extends org.apache.hadoop.io.Writable>Class to use as  SuperstepOutputwhen chosen VertexOutputFormat is
 not thread-safe. | 
| Modifier and Type | Method and Description | 
|---|---|
| SuperstepOutput<I,V,E> | BspServiceWorker. getSuperstepOutput() | 
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