[ADD] Added files of release 4.2.0

Author: mencagli

.gitmodules

@@ -1,3 +1,3 @@
 [submodule "WindFlow_Dashboard"]
-	path = WindFlow_Dashboard
-	url = https://github.com/ParaGroup/WindFlow_Dashboard
+    path = WindFlow_Dashboard
+    url = https://github.com/ParaGroup/WindFlow_Dashboard

API

@@ -159,7 +159,7 @@ The corresponding builder needs two parameters (for the lift and combine logics)
     __host__ __device__ void(const result_t &, const result_t &, result_t &);
 
 Interval_Join
-----------------
+-------------
 std::optional<result_t> (const tuple_t &, const tuple_t &)
 std::optional<result_t> (const tuple_t &, const tuple_t &, RuntimeContext &)
 

AUTHORS

@@ -18,3 +18,4 @@ Fausto Frasca, contributor (Web Dashboard)
 Alberto Ottimo, contributor
 Matteo Della Bartola, contributor
 Simone Frassinelli, contributor
+Yuriy Rymarchuk, contributor

tests/join_tests/CMakeLists.txt

@@ -6,14 +6,11 @@ set(CMAKE_CXX_FLAGS_RELEASE "-O3 -g -finline-functions")
 
 # Macros to be provided to the compiler
 add_definitions(-DFF_BOUNDED_BUFFER)
-# -DWF_JOIN_MEASUREMENT to enable the measurement of how uniformerly the tuples are distributed among the joiners
-# -DWF_TRACING_ENABLED to enable the tracing with Dashboard
 
 # Header files of WindFlow and FastFlow
 include_directories(${PROJECT_SOURCE_DIR}/wf ${ff_root_dir})
 
 # Linking to pthread
-# cdt gvc cgraph to enable the tracing with Dashboard
 link_libraries(pthread)
 
 # Set output directory

tests/join_tests/join_common.hpp

@@ -1,5 +1,5 @@
 /**************************************************************************************
- *  Copyright (c) 2023- Gabriele Mencagli and Yuriy Rymarchuk
+ *  Copyright (c) 2024- Gabriele Mencagli and Yuriy Rymarchuk
  *  
  *  This file is part of WindFlow.
  *  
@@ -42,7 +42,6 @@ struct tuple_t
     int64_t value;
 };
 
-#if 1
 template<>
 struct std::hash<tuple_t>
 {
@@ -53,7 +52,6 @@ struct std::hash<tuple_t>
         return h1 ^ h2;
     }
 };
-#endif
 
 struct res_t
 {
@@ -97,7 +95,7 @@ class Source_Positive_Functor
                     shipper.setNextWatermark(next_ts);
                 }
                 auto offset = (distribution(generator)+1);
-                next_ts += offset*1000; // in ms
+                next_ts += offset * 1000; // in ms
             }
         }
     }
@@ -141,7 +139,7 @@ class Source_Negative_Functor
                     shipper.setNextWatermark(next_ts);
                 }
                 auto offset = (distribution(generator)+1);
-                next_ts += offset*1000; // in ms
+                next_ts += offset * 1000; // in ms
             }
         }
     }

tests/join_tests/test_join_1.cpp

@@ -22,7 +22,7 @@
  */
 
 /*  
- *  Test 1 of general graphs of operators.
+ *  Test 1 of the Interval Join operator.
  *  
  *  +---------------------+                                   +-----------+
  *  |  +-----+   +-----+  |                                   |  +-----+  |
@@ -264,7 +264,7 @@ int main(int argc, char *argv[])
         }
         check_degree += (sink1_degree + sink2_degree);
         // prepare the test
-        PipeGraph graph("test_graph_1 (DETERMINISTIC)", Execution_Mode_t::DETERMINISTIC, Time_Policy_t::EVENT_TIME);
+        PipeGraph graph("test_join_1 (DETERMINISTIC)", Execution_Mode_t::DETERMINISTIC, Time_Policy_t::EVENT_TIME);
         // prepare the first MultiPipe
         Source_Positive_Functor source_functor_positive(stream_len, n_keys, false);
         Source source1 = Source_Builder(source_functor_positive)

tests/join_tests/test_join_2.cpp

@@ -22,7 +22,7 @@
  */
 
 /*  
- *  Test 2 of general graphs of operators.
+ *  Test 2 of the Interval Join operator.
  *  
  *                              +---------------------+
  *                              |  +-----+   +-----+  |

tests/join_tests/test_join_3.cpp

@@ -22,7 +22,7 @@
  */
 
 /*  
- *  Test 3 of merge between MultiPipes.
+ *  Test 3 of the Interval Join operator.
  *  
  *  +-----------+
  *  |  +-----+  |

tests/join_tests/test_join_4.cpp

@@ -22,7 +22,7 @@
  */
 
 /*  
- *  Test 11 of general graphs of operators.
+ *  Test 4 of the Interval Join operator.
  *                                                          +---------------------+
  *                                                          |  +-----+   +-----+  |
  *                                                          |  |  S  |   |  F  |  |

tests/join_tests/test_join_5.cpp

@@ -22,7 +22,7 @@
  */
 
 /*  
- *  Test 7 of general graphs of operators.
+ *  Test 5 of the Interval Join operator.
  *  
  *                                +---------------------+
  *                                |  +-----+   +-----+  |