Work

AccountProject/drools-lesson31/src/main/resources/lesson31/lesson31.drl

@@ -51,3 +51,11 @@ rule "Exists"
 	then
 		showResult.showText("Account exists");
 end
+rule "ForAll"
+	when
+		forall (   Account( $no : accountno  )
+					CashFlow( accountNo  == $no)
+				   )
+	then
+		showResult.showText("All cashflows are related to an Account ");
+end

AccountProject/drools-lesson31/src/test/java/droolscours/Testlesson31.java

@@ -81,4 +81,37 @@ public class Testlesson31 {
         sessionStatefull.insert(pAccount);
         sessionStatefull.fireAllRules();
     }
+
+    @Test
+    public void testForALl() throws Exception {
+        sessionStatefull = KnowledgeSessionHelper
+                .getStatefulKnowledgeSessionWithCallback(kieContainer, "ksession-lesson3");
+        OutputDisplay display = new OutputDisplay();
+        sessionStatefull.setGlobal("showResult", display);
+        Account a = new Account();
+        a.setAccountno(1);
+        a.setBalance(0);
+        sessionStatefull.insert(a);
+        CashFlow cash1 = new CashFlow();
+        cash1.setAccountNo(1);
+
+
+        sessionStatefull.insert(cash1);
+        CashFlow cash2 = new CashFlow();
+        cash2.setAccountNo(1);
+
+        sessionStatefull.insert(cash2);
+        Account a2 = new Account();
+        a2.setAccountno(2);
+        a2.setBalance(0);
+        sessionStatefull.insert(a2);
+        CashFlow cash3 = new CashFlow();
+        cash3.setAccountNo(2);
+
+        sessionStatefull.insert(cash3);
+
+        sessionStatefull.fireAllRules();
+    }
+
+
 }