Package org.drools

Examples of org.drools.WorkingMemory

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        assertEquals(1, workingMemory.getProcessInstances().size());
    }

    public void testIndependentSubProcessCancel() throws Exception {
        RuleBase ruleBase = readRule(false);
        WorkingMemory workingMemory = ruleBase.newStatefulSession();
        org.jbpm.process.instance.ProcessInstance processInstance = ( org.jbpm.process.instance.ProcessInstance )
        workingMemory.startProcess("com.sample.ruleflow");
        assertEquals(ProcessInstance.STATE_ACTIVE, processInstance.getState());
        assertEquals(2, workingMemory.getProcessInstances().size());
        processInstance.setState(ProcessInstance.STATE_ABORTED);
        assertEquals(0, workingMemory.getProcessInstances().size());
    }
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        assertEquals(0, workingMemory.getProcessInstances().size());
    }

    public void testVariableMapping() throws Exception {
        RuleBase ruleBase = readRule(false);
        WorkingMemory workingMemory = ruleBase.newStatefulSession();
        Map<String, Object> map = new HashMap<String, Object>();
        map.put("x", "x-value");
        org.jbpm.process.instance.ProcessInstance processInstance = ( org.jbpm.process.instance.ProcessInstance )
        workingMemory.startProcess("com.sample.ruleflow", map);
        assertEquals(ProcessInstance.STATE_ACTIVE, processInstance.getState());
        assertEquals(2, workingMemory.getProcessInstances().size());
        for (ProcessInstance p: workingMemory.getProcessInstances()) {
        VariableScopeInstance variableScopeInstance = (VariableScopeInstance)
          (( org.jbpm.process.instance.ProcessInstance )p).getContextInstance(VariableScope.VARIABLE_SCOPE);
          if ("com.sample.ruleflow".equals(p.getProcessId())) {
            assertEquals("x-value", variableScopeInstance.getVariable("x"));
          } else if ("com.sample.subflow".equals(p.getProcessId())) {
            assertEquals("x-value", variableScopeInstance.getVariable("y"));
            assertEquals("z-value", variableScopeInstance.getVariable("z"));
            assertEquals(7, variableScopeInstance.getVariable("n"));
            assertEquals(10, variableScopeInstance.getVariable("o"));
          }
        }
        workingMemory.insert(new Person());
        assertEquals(ProcessInstance.STATE_COMPLETED, processInstance.getState());
        VariableScopeInstance variableScopeInstance = (VariableScopeInstance)
      processInstance.getContextInstance(VariableScope.VARIABLE_SCOPE);
      assertEquals("z-value", variableScopeInstance.getVariable("x"));
      assertEquals(10, variableScopeInstance.getVariable("m"));
        assertEquals(0, workingMemory.getProcessInstances().size());
    }
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    return ruleBase;
  }
 
    public void testDynamicSubProcess() throws Exception {
        RuleBase ruleBase = readDynamicSubProcess();
        WorkingMemory workingMemory = ruleBase.newStatefulSession();
        Map<String, Object> params = new HashMap<String, Object>();
        params.put("x", "subflow");
        ProcessInstance processInstance = ( ProcessInstance )
        workingMemory.startProcess("com.sample.ruleflow", params);
        assertEquals(ProcessInstance.STATE_ACTIVE, processInstance.getState());
        assertEquals(2, workingMemory.getProcessInstances().size());
        workingMemory.insert(new Person());
        assertEquals(ProcessInstance.STATE_COMPLETED, processInstance.getState());
        assertEquals(0, workingMemory.getProcessInstances().size());
    }
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            "</process>");
        builder.addRuleFlow(source);
        Package pkg = builder.getPackage();
        RuleBase ruleBase = RuleBaseFactory.newRuleBase();
        ruleBase.addPackage( pkg );
        WorkingMemory workingMemory = ruleBase.newStatefulSession();
        List<String> myList = new ArrayList<String>();
        workingMemory.setGlobal("myList", myList);
        List<String> collection = new ArrayList<String>();
        collection.add("one");
        collection.add("two");
        collection.add("three");
        Map<String, Object> params = new HashMap<String, Object>();
        params.put("collection", collection);
        ProcessInstance processInstance = ( ProcessInstance )
            workingMemory.startProcess("org.drools.ForEach", params);
        assertEquals(ProcessInstance.STATE_COMPLETED, processInstance.getState());
        assertEquals(3, myList.size());
    }
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        builder.addRuleFlow(source);
        Package pkg = builder.getPackage();
        RuleBase ruleBase = RuleBaseFactory.newRuleBase();
        ruleBase.addPackage( pkg );
        final List<String> myList = new ArrayList<String>();
        WorkingMemory workingMemory = ruleBase.newStatefulSession();
        workingMemory.getWorkItemManager().registerWorkItemHandler("Log", new WorkItemHandler() {
      public void executeWorkItem(WorkItem workItem, WorkItemManager manager) {
        String message = (String) workItem.getParameter("Message");
//        System.out.println(message);
        myList.add(message);
        manager.completeWorkItem(workItem.getId(), null);
      }
      public void abortWorkItem(WorkItem workItem, WorkItemManager manager) {
      }
        });
        List<String> collection = new ArrayList<String>();
        for (int i = 0; i < 10000; i++) {
          collection.add(i + "");
        }
        Map<String, Object> params = new HashMap<String, Object>();
        params.put("collection", collection);
        ProcessInstance processInstance = ( ProcessInstance )
            workingMemory.startProcess("org.drools.ForEach", params);
        assertEquals(ProcessInstance.STATE_COMPLETED, processInstance.getState());
        assertEquals(10000, myList.size());
    }
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            "</process>");
        builder.addRuleFlow(source);
        Package pkg = builder.getPackage();
        RuleBase ruleBase = RuleBaseFactory.newRuleBase();
        ruleBase.addPackage( pkg );
        WorkingMemory workingMemory = ruleBase.newStatefulSession();
        List<String> myList = new ArrayList<String>();
        workingMemory.setGlobal("myList", myList);
        List<String> collection = new ArrayList<String>();
        Map<String, Object> params = new HashMap<String, Object>();
        params.put("collection", collection);
        ProcessInstance processInstance = ( ProcessInstance )
            workingMemory.startProcess("org.drools.ForEach", params);
        assertEquals(ProcessInstance.STATE_COMPLETED, processInstance.getState());
    }
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            "</process>");
        builder.addRuleFlow(source);
        Package pkg = builder.getPackage();
        RuleBase ruleBase = RuleBaseFactory.newRuleBase();
        ruleBase.addPackage( pkg );
        WorkingMemory workingMemory = ruleBase.newStatefulSession();
        List<String> myList = new ArrayList<String>();
        workingMemory.setGlobal("myList", myList);
        ProcessInstance processInstance = ( ProcessInstance )
            workingMemory.startProcess("org.drools.ForEach");
        assertEquals(ProcessInstance.STATE_COMPLETED, processInstance.getState());
    }
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      "</process>");
    builder.addRuleFlow(source);
    Package pkg = builder.getPackage();
        RuleBase ruleBase = RuleBaseFactory.newRuleBase();
        ruleBase.addPackage( pkg );
        WorkingMemory workingMemory = ruleBase.newStatefulSession();
        List<String> collection = new ArrayList<String>();
        collection.add("one");
        collection.add("two");
        collection.add("three");
        Map<String, Object> params = new HashMap<String, Object>();
        params.put("collection", collection);
        ProcessInstance processInstance = ( ProcessInstance )
            workingMemory.startProcess("org.drools.ForEach", params);
        assertEquals(ProcessInstance.STATE_ACTIVE, processInstance.getState());
        assertEquals(4, workingMemory.getProcessInstances().size());
        processInstance.setState(ProcessInstance.STATE_ABORTED);
        assertEquals(0, workingMemory.getProcessInstances().size());
    }
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      "</process>");
    builder.addRuleFlow(source);
    Package pkg = builder.getPackage();
        RuleBase ruleBase = RuleBaseFactory.newRuleBase();
        ruleBase.addPackage( pkg );
        WorkingMemory workingMemory = ruleBase.newStatefulSession();
        List<String> collection = new ArrayList<String>();
        collection.add("one");
        collection.add("two");
        collection.add("three");
        Map<String, Object> params = new HashMap<String, Object>();
        params.put("collection", collection);
        ProcessInstance processInstance = ( ProcessInstance )
            workingMemory.startProcess("org.drools.ForEach", params);
        assertEquals(ProcessInstance.STATE_ACTIVE, processInstance.getState());
        assertEquals(4, workingMemory.getProcessInstances().size());
        processInstance.setState(ProcessInstance.STATE_ABORTED);
        assertEquals(3, workingMemory.getProcessInstances().size());
    }
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            "</process>");
        builder.addRuleFlow(source);
        Package pkg = builder.getPackage();
        RuleBase ruleBase = RuleBaseFactory.newRuleBase();
        ruleBase.addPackage( pkg );
        WorkingMemory workingMemory = ruleBase.newStatefulSession();
        List<String> myList = new ArrayList<String>();
        workingMemory.setGlobal("myList", myList);
        List<String> collection = new ArrayList<String>();
        collection.add("one");
        collection.add("two");
        collection.add("three");
        Map<String, Object> params = new HashMap<String, Object>();
        params.put("collection", collection);
        ProcessInstance processInstance = ( ProcessInstance )
            workingMemory.startProcess("org.drools.ForEach", params);
        assertEquals(ProcessInstance.STATE_ACTIVE, processInstance.getState());
        processInstance.signalEvent("MyEvent", null);
        assertEquals(ProcessInstance.STATE_COMPLETED, processInstance.getState());
        assertEquals(3, myList.size());
    }
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