Working example

.gitignore

 *.iml
+.gradle/*
+*.class
\ No newline at end of file

.gradle/buildOutputCleanup/cache.properties

-#Fri Mar 01 14:09:16 CET 2019
-gradle.version=4.10

build.gradle

@@ -66,38 +66,38 @@ sourceSets.main.java.srcDir('src')
 setMainClassName('Main')
 
 
-//ext.visitExamples = {scripts ->
-//    def srcDirectoryPath = "${rootProject.projectDir}" + File.separator + "src" + File.separator
-//    println(srcDirectoryPath)
-//    def scenariFile = new File(srcDirectoryPath + "scenario")
-//    if (scenariFile.exists()){
-//      def scenari = scenariFile.text.split('\n')
-//      scenari.findAll {
-//          if (!it.startsWith('#')){
-//              def scenario = it.split();
-//              def name = scenario.take(1).join("")
-//              scenario = scenario.drop(1)
-//              def args = "["
-//              scenario.findAll{arg ->
-//                  if (arg.endsWith(".java") || arg.endsWith(".topology")){
-//                      arg = "${srcDirectoryPath}" + arg
-//                  }
-//                    args += "\"" + arg + "\","
-//                }.each{}
-//                args = args.substring(0,args.length()-1) + "]"
-//                scripts.put(name, args)
-//          }
-//      }.each{}
-//    }
-//}
-//
-//def scripts = [:]
-//visitExamples(scripts)
-//scripts.each() { scriptName, scriptArgs ->
-//    tasks.create(name: 'run' + scriptName,
-//            type: JavaExec, group: "Application", description: "Run " + scriptName) {
-//        classpath sourceSets.main.runtimeClasspath
-//        main = 'davis.ui.UDavisX'
-//        args = Eval.me(scriptArgs)
-//    }
-//}
+ext.visitExamples = {scripts ->
+    def srcDirectoryPath = "${rootProject.projectDir}" + File.separator + "src" + File.separator
+    println(srcDirectoryPath)
+    def scenariFile = new File(srcDirectoryPath + "scenario")
+    if (scenariFile.exists()){
+      def scenari = scenariFile.text.split('\n')
+      scenari.findAll {
+          if (!it.startsWith('#')){
+              def scenario = it.split();
+              def name = scenario.take(1).join("")
+              scenario = scenario.drop(1)
+              def args = "["
+              scenario.findAll{arg ->
+                  if (arg.endsWith(".java") || arg.endsWith(".topology")){
+                      arg = "${srcDirectoryPath}" + arg
+                  }
+                    args += "\"" + arg + "\","
+                }.each{}
+                args = args.substring(0,args.length()-1) + "]"
+                scripts.put(name, args)
+          }
+      }.each{}
+    }
+}
+
+def scripts = [:]
+visitExamples(scripts)
+scripts.each() { scriptName, scriptArgs ->
+    tasks.create(name: 'run' + scriptName,
+            type: JavaExec, group: "Application", description: "Run " + scriptName) {
+        classpath sourceSets.main.runtimeClasspath
+        main = 'davis.ui.UDavisX'
+        args = Eval.me(scriptArgs)
+    }
+}