added test-groovy-dsl-workflow-action

test-groovy-dsl-workflow-action/README.md

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+
+Several ways to create a in-memory tree for a given "workflow" AST classes: sequence/parallel/simple1/simple2
+----
+
+
+# Plain old Java code with new()
+
+```
+	val p1Items = new LinkedHashMap<String,AbstractWorkflowAction>();
+	{ // p1_branch0
+		val p1_branch0_items = new ArrayList<AbstractWorkflowAction>();
+		p1_branch0_items.add(new Simple1WorkflowAction("p1_branch0_item0", "param1"));
+		p1_branch0_items.add(new Simple2WorkflowAction("p1_branch0_item0", 1));
+		val p1_branch0 = new SequenceWorkflowAction("p1_branch0", p1_branch0_items);
+		p1Items.put("branch0", p1_branch0);
+	}
+	{ // p1_branch1
+		val p1_branch1_items = new ArrayList<AbstractWorkflowAction>();
+		p1_branch1_items.add(new Simple1WorkflowAction("p1_branch1_item0", "param2"));
+		p1_branch1_items.add(new Simple2WorkflowAction("p1_branch0_item1", 2));
+		val p1_branch1 = new SequenceWorkflowAction("p1_branch1", p1_branch1_items);
+		p1Items.put("branch1", p1_branch1);
+	}
+	{
+		val p1_branch2 = new Simple2WorkflowAction("p1_branch2", 3);
+		p1Items.put("branch2", p1_branch2);
+	}
+	val wf = new ParallelWorkflowAction("wf", p1Items);
+```
+
+# Java code using Factory
+
+```
+	val factory = new WorkflowActionFactory();
+		
+	val p1Items = new LinkedHashMap<String,AbstractWorkflowAction>();
+	{ // p1_branch0
+		val p1_branch0_items = new ArrayList<AbstractWorkflowAction>();
+		p1_branch0_items.add(factory.simple1("p1_branch0_item0", "param1"));
+		p1_branch0_items.add(factory.simple2("p1_branch0_item0", 1));
+		val p1_branch0 = new SequenceWorkflowAction("p1_branch0", p1_branch0_items);
+		p1Items.put("branch0", p1_branch0);
+	}
+	{ // p1_branch1
+		val p1_branch1_items = new ArrayList<AbstractWorkflowAction>();
+		p1_branch1_items.add(factory.simple1("p1_branch1_item0", "param2"));
+		p1_branch1_items.add(factory.simple2("p1_branch0_item1", 2));
+		val p1_branch1 = new SequenceWorkflowAction("p1_branch1", p1_branch1_items);
+		p1Items.put("branch1", p1_branch1);
+	}
+	{
+		val p1_branch2 = factory.simple2("p1_branch2", 3);
+		p1Items.put("branch2", p1_branch2);
+	}
+	val wf = factory.parallel("wf", p1Items);
+```
+
+
+# Using Java Configurer with lambdas
+
+```
+	val factory = new WorkflowActionFactory();
+	val builder = new WorkflowActionBuilder(factory);
+	
+	val wf = builder.parallel("wf", wfBuilder -> {
+		wfBuilder.branch("branch0", "p1_branch0", branch0Builder -> {
+			branch0Builder.addSimple1("p1_branch0_item0", "param1");
+			branch0Builder.addSimple2("p1_branch0_item1", 1);
+		});
+		wfBuilder.branch("branch1", "p1_branch1", branch1Builder -> {
+			branch1Builder.addSimple1("p1_branch1_item0", "param2");
+			branch1Builder.addSimple2("p1_branch1_item1", 2);
+		});
+		wfBuilder.branch("branch2", "p1_branch2", branch2Builder -> {
+			branch2Builder.addSimple2("p1_branch2", 3);
+		});
+	});
+```
+
+# Using Groovy DSL
+
+```
+  cfg.workflow {
+  	parallel("wf") {
+  		sequence("p1_branch0") {
+  			simple1("p1_branch0_item0", "param1")
+  			simple2("p1_branch0_item1", 1)
+  		}
+  		sequence("p1_branch1") {
+  			simple1("p1_branch1_item0", "param2")
+  			simple2("p1_branch1_item1", 2)
+  		}
+  		simple2("p1_branch2", 3)
+  	}
+  }
+```
+
+# Using Springboot Yaml config parsing
+
+```
+app:
+  prop1: value1
+  workflows:
+    - type: parallel
+      name: p1
+      branchItems:
+        - branchName: branch0
+          item:
+            type: sequence
+            items: 
+              - type: simple1
+                name: p1_branch0_item0
+                param: "param1"
+              - type: simple2
+                name: p1_branch0_item1
+                intParam: 1
+        - branchName: branch1
+          item:
+            type: sequence
+            items: 
+              - type: simple1
+                name: p1_branch1_item0
+                param: "param2"
+              - type: simple2
+                name: p1_branch1_item1
+                intParam: 2
+        - branchName: branch2
+          item:
+            type: simple2
+            name: p1_branch2
+            intParam: 3
+```