A complex number adder/subtractor.
A pair of Strings, one a key, and one a value.
A DE actor that stores data from a MapWorker and distributes it to a ReduceWorker, upon request from the reduce worker.
The MapReduce Algorithm.
A MapWorker actor, as a subsystem of the MapReduce system.
A ReduceWorker actor, as a subsystem of the MapReduce system.
Reverse a link in the Map/Reduce demo.
Read a file a file or URL, one line at a time, and output each line as a string.
This actor converts each pair of input string tokens to a key and value string token.
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