| Class | Description |
|---|---|
| ComplexAddSubtract |
A complex number adder/subtractor.
|
| KeyValuePair |
A pair of Strings, one a key, and one a value.
|
| MapFileStorage |
A DE actor that stores data from a MapWorker and distributes it to a ReduceWorker,
upon request from the reduce worker.
|
| MapReduceAlgorithm |
The MapReduce Algorithm.
|
| MapWorker |
A MapWorker actor, as a subsystem of the MapReduce system.
|
| ReduceWorker |
A ReduceWorker actor, as a subsystem of the MapReduce system.
|
| ReverseLink |
Reverse a link in the Map/Reduce demo.
|
| SplitReader |
Read a file a file or URL, one line at a time, and output each line
as a string.
|
| StringToKeyValue |
This actor converts each pair of input string tokens to a key and
value string token.
|
| WordCount |
Word Count.
|
Ptalon requires ANTLR 2.7.6 to run properly, which should be included as a jar file in $PTII/ptolemy/actor/ptalon/antlr. If you make changes to the grammar files (files with .g) extension, you must compile them with antlr, calling "java antlr.Tool foo.g".
For details of Ptalon, see http://chess.eecs.berkeley.edu/ptalon