Examples with ContextInstance io.automatiko.engine.workflow.base.instance.ContextInstance used on opensource projects

Example 1 with ContextInstance

use of io.automatiko.engine.workflow.base.instance.ContextInstance in project automatiko-engine by automatiko-io.

the class AbstractProtobufProcessInstanceMarshaller method writeNodeInstanceContent.

protected AutomatikoMessages.ProcessInstance.NodeInstanceContent writeNodeInstanceContent(AutomatikoMessages.ProcessInstance.NodeInstance.Builder _node, NodeInstance nodeInstance, MarshallerWriteContext context) throws IOException {
    AutomatikoMessages.ProcessInstance.NodeInstanceContent.Builder _content = null;
    if (nodeInstance instanceof RuleSetNodeInstance) {
        _content = AutomatikoMessages.ProcessInstance.NodeInstanceContent.newBuilder().setType(NodeInstanceType.RULE_SET_NODE);
        List<String> timerInstances = ((RuleSetNodeInstance) nodeInstance).getTimerInstances();
        AutomatikoMessages.ProcessInstance.NodeInstanceContent.RuleSetNode.Builder _ruleSet = AutomatikoMessages.ProcessInstance.NodeInstanceContent.RuleSetNode.newBuilder();
        if (timerInstances != null) {
            for (String id : timerInstances) {
                _ruleSet.addTimerInstanceId(id);
            }
        }
        _content.setRuleSet(_ruleSet.build());
    } else if (nodeInstance instanceof HumanTaskNodeInstance) {
        AutomatikoMessages.ProcessInstance.NodeInstanceContent.HumanTaskNode.Builder _task = AutomatikoMessages.ProcessInstance.NodeInstanceContent.HumanTaskNode.newBuilder().setWorkItemId(((HumanTaskNodeInstance) nodeInstance).getWorkItemId()).setWorkitem(writeHumanTaskWorkItem(context, (HumanTaskWorkItem) ((HumanTaskNodeInstance) nodeInstance).getWorkItem()));
        List<String> timerInstances = ((HumanTaskNodeInstance) nodeInstance).getTimerInstances();
        if (timerInstances != null) {
            for (String id : timerInstances) {
                _task.addTimerInstanceId(id);
            }
        }
        if (((WorkItemNodeInstance) nodeInstance).getExceptionHandlingProcessInstanceId() != null) {
            _task.setErrorHandlingProcessInstanceId(((HumanTaskNodeInstance) nodeInstance).getExceptionHandlingProcessInstanceId());
        }
        _content = AutomatikoMessages.ProcessInstance.NodeInstanceContent.newBuilder().setType(NodeInstanceType.HUMAN_TASK_NODE).setHumanTask(_task.build());
    } else if (nodeInstance instanceof WorkItemNodeInstance) {
        AutomatikoMessages.ProcessInstance.NodeInstanceContent.WorkItemNode.Builder _wi = AutomatikoMessages.ProcessInstance.NodeInstanceContent.WorkItemNode.newBuilder().setWorkItemId(((WorkItemNodeInstance) nodeInstance).getWorkItemId()).setWorkitem(writeWorkItem(context, ((WorkItemNodeInstance) nodeInstance).getWorkItem()));
        List<String> timerInstances = ((WorkItemNodeInstance) nodeInstance).getTimerInstances();
        if (timerInstances != null) {
            for (String id : timerInstances) {
                _wi.addTimerInstanceId(id);
            }
        }
        if (((WorkItemNodeInstance) nodeInstance).getExceptionHandlingProcessInstanceId() != null) {
            _wi.setErrorHandlingProcessInstanceId(((WorkItemNodeInstance) nodeInstance).getExceptionHandlingProcessInstanceId());
        }
        _content = AutomatikoMessages.ProcessInstance.NodeInstanceContent.newBuilder().setType(NodeInstanceType.WORK_ITEM_NODE).setWorkItem(_wi.build());
    } else if (nodeInstance instanceof LambdaSubProcessNodeInstance) {
        AutomatikoMessages.ProcessInstance.NodeInstanceContent.SubProcessNode.Builder _sp = AutomatikoMessages.ProcessInstance.NodeInstanceContent.SubProcessNode.newBuilder().setProcessInstanceId(((LambdaSubProcessNodeInstance) nodeInstance).getProcessInstanceId()).setProcessInstanceName(((LambdaSubProcessNodeInstance) nodeInstance).getProcessInstanceName());
        List<String> timerInstances = ((LambdaSubProcessNodeInstance) nodeInstance).getTimerInstances();
        if (timerInstances != null) {
            for (String id : timerInstances) {
                _sp.addTimerInstanceId(id);
            }
        }
        _content = AutomatikoMessages.ProcessInstance.NodeInstanceContent.newBuilder().setType(NodeInstanceType.SUB_PROCESS_NODE).setSubProcess(_sp.build());
    } else if (nodeInstance instanceof SubProcessNodeInstance) {
        AutomatikoMessages.ProcessInstance.NodeInstanceContent.SubProcessNode.Builder _sp = AutomatikoMessages.ProcessInstance.NodeInstanceContent.SubProcessNode.newBuilder().setProcessInstanceId(((SubProcessNodeInstance) nodeInstance).getProcessInstanceId());
        List<String> timerInstances = ((SubProcessNodeInstance) nodeInstance).getTimerInstances();
        if (timerInstances != null) {
            for (String id : timerInstances) {
                _sp.addTimerInstanceId(id);
            }
        }
        _content = AutomatikoMessages.ProcessInstance.NodeInstanceContent.newBuilder().setType(NodeInstanceType.SUBPROCESS_NODE).setSubProcess(_sp.build());
    } else if (nodeInstance instanceof MilestoneNodeInstance) {
        AutomatikoMessages.ProcessInstance.NodeInstanceContent.MilestoneNode.Builder _ms = AutomatikoMessages.ProcessInstance.NodeInstanceContent.MilestoneNode.newBuilder();
        List<String> timerInstances = ((MilestoneNodeInstance) nodeInstance).getTimerInstances();
        if (timerInstances != null) {
            for (String id : timerInstances) {
                _ms.addTimerInstanceId(id);
            }
        }
        _content = AutomatikoMessages.ProcessInstance.NodeInstanceContent.newBuilder().setType(NodeInstanceType.MILESTONE_NODE).setMilestone(_ms.build());
    } else if (nodeInstance instanceof EventNodeInstance) {
        _content = AutomatikoMessages.ProcessInstance.NodeInstanceContent.newBuilder().setType(NodeInstanceType.EVENT_NODE);
    } else if (nodeInstance instanceof TimerNodeInstance) {
        _content = AutomatikoMessages.ProcessInstance.NodeInstanceContent.newBuilder().setType(NodeInstanceType.TIMER_NODE).setTimer(AutomatikoMessages.ProcessInstance.NodeInstanceContent.TimerNode.newBuilder().setTimerId(((TimerNodeInstance) nodeInstance).getTimerId()).build());
    } else if (nodeInstance instanceof JoinInstance) {
        AutomatikoMessages.ProcessInstance.NodeInstanceContent.JoinNode.Builder _join = AutomatikoMessages.ProcessInstance.NodeInstanceContent.JoinNode.newBuilder();
        Map<Long, Integer> triggers = ((JoinInstance) nodeInstance).getTriggers();
        List<Long> keys = new ArrayList<Long>(triggers.keySet());
        Collections.sort(keys, new Comparator<Long>() {

            public int compare(Long o1, Long o2) {
                return o1.compareTo(o2);
            }
        });
        for (Long key : keys) {
            _join.addTrigger(AutomatikoMessages.ProcessInstance.NodeInstanceContent.JoinNode.JoinTrigger.newBuilder().setNodeId(key).setCounter(triggers.get(key)).build());
        }
        _content = AutomatikoMessages.ProcessInstance.NodeInstanceContent.newBuilder().setType(NodeInstanceType.JOIN_NODE).setJoin(_join.build());
    } else if (nodeInstance instanceof StateNodeInstance) {
        AutomatikoMessages.ProcessInstance.NodeInstanceContent.StateNode.Builder _state = AutomatikoMessages.ProcessInstance.NodeInstanceContent.StateNode.newBuilder();
        List<String> timerInstances = ((StateNodeInstance) nodeInstance).getTimerInstances();
        if (timerInstances != null) {
            for (String id : timerInstances) {
                _state.addTimerInstanceId(id);
            }
        }
        _content = AutomatikoMessages.ProcessInstance.NodeInstanceContent.newBuilder().setType(NodeInstanceType.STATE_NODE).setState(_state.build());
    } else if (nodeInstance instanceof ForEachNodeInstance) {
        AutomatikoMessages.ProcessInstance.NodeInstanceContent.ForEachNode.Builder _foreach = AutomatikoMessages.ProcessInstance.NodeInstanceContent.ForEachNode.newBuilder();
        ForEachNodeInstance forEachNodeInstance = (ForEachNodeInstance) nodeInstance;
        List<NodeInstance> nodeInstances = new ArrayList<NodeInstance>(forEachNodeInstance.getNodeInstances());
        Collections.sort(nodeInstances, new Comparator<NodeInstance>() {

            public int compare(NodeInstance o1, NodeInstance o2) {
                return (int) (o1.getId().compareTo(o2.getId()));
            }
        });
        for (NodeInstance subNodeInstance : nodeInstances) {
            if (subNodeInstance instanceof CompositeContextNodeInstance) {
                _foreach.addNodeInstance(writeNodeInstance(context, subNodeInstance));
            }
        }
        VariableScopeInstance variableScopeInstance = (VariableScopeInstance) forEachNodeInstance.getContextInstance(VariableScope.VARIABLE_SCOPE);
        if (variableScopeInstance != null) {
            List<Map.Entry<String, Object>> variables = new ArrayList<Map.Entry<String, Object>>(variableScopeInstance.getVariables().entrySet());
            Collections.sort(variables, new Comparator<Map.Entry<String, Object>>() {

                public int compare(Map.Entry<String, Object> o1, Map.Entry<String, Object> o2) {
                    return o1.getKey().compareTo(o2.getKey());
                }
            });
            for (Map.Entry<String, Object> variable : variables) {
                _foreach.addVariable(ProtobufProcessMarshaller.marshallVariable(context, variable.getKey(), variable.getValue(), false));
            }
        }
        List<Map.Entry<String, Integer>> iterationlevels = new ArrayList<Map.Entry<String, Integer>>(forEachNodeInstance.getIterationLevels().entrySet());
        Collections.sort(iterationlevels, new Comparator<Map.Entry<String, Integer>>() {

            public int compare(Map.Entry<String, Integer> o1, Map.Entry<String, Integer> o2) {
                return o1.getKey().compareTo(o2.getKey());
            }
        });
        for (Map.Entry<String, Integer> level : iterationlevels) {
            if (level.getKey() != null && level.getValue() != null) {
                _foreach.addIterationLevels(AutomatikoMessages.IterationLevel.newBuilder().setId(level.getKey()).setLevel(level.getValue()));
            }
        }
        _foreach.setSequentialCounter(forEachNodeInstance.getSequentialCounter());
        _content = AutomatikoMessages.ProcessInstance.NodeInstanceContent.newBuilder().setType(NodeInstanceType.FOR_EACH_NODE).setForEach(_foreach.build());
    } else if (nodeInstance instanceof CompositeContextNodeInstance) {
        AutomatikoMessages.ProcessInstance.NodeInstanceContent.CompositeContextNode.Builder _composite = AutomatikoMessages.ProcessInstance.NodeInstanceContent.CompositeContextNode.newBuilder();
        AutomatikoMessages.ProcessInstance.NodeInstanceType _type = null;
        if (nodeInstance instanceof DynamicNodeInstance) {
            _type = AutomatikoMessages.ProcessInstance.NodeInstanceType.DYNAMIC_NODE;
        } else if (nodeInstance instanceof EventSubProcessNodeInstance) {
            _type = AutomatikoMessages.ProcessInstance.NodeInstanceType.EVENT_SUBPROCESS_NODE;
        } else {
            _type = AutomatikoMessages.ProcessInstance.NodeInstanceType.COMPOSITE_CONTEXT_NODE;
        }
        CompositeContextNodeInstance compositeNodeInstance = (CompositeContextNodeInstance) nodeInstance;
        List<String> timerInstances = ((CompositeContextNodeInstance) nodeInstance).getTimerInstances();
        if (timerInstances != null) {
            for (String id : timerInstances) {
                _composite.addTimerInstanceId(id);
            }
        }
        VariableScopeInstance variableScopeInstance = (VariableScopeInstance) compositeNodeInstance.getContextInstance(VariableScope.VARIABLE_SCOPE);
        if (variableScopeInstance != null) {
            List<Map.Entry<String, Object>> variables = new ArrayList<Map.Entry<String, Object>>(variableScopeInstance.getVariables().entrySet());
            Collections.sort(variables, new Comparator<Map.Entry<String, Object>>() {

                public int compare(Map.Entry<String, Object> o1, Map.Entry<String, Object> o2) {
                    return o1.getKey().compareTo(o2.getKey());
                }
            });
            for (Map.Entry<String, Object> variable : variables) {
                _composite.addVariable(ProtobufProcessMarshaller.marshallVariable(context, variable.getKey(), variable.getValue(), true));
            }
        }
        List<Map.Entry<String, Integer>> iterationlevels = new ArrayList<Map.Entry<String, Integer>>(compositeNodeInstance.getIterationLevels().entrySet());
        Collections.sort(iterationlevels, new Comparator<Map.Entry<String, Integer>>() {

            public int compare(Map.Entry<String, Integer> o1, Map.Entry<String, Integer> o2) {
                return o1.getKey().compareTo(o2.getKey());
            }
        });
        for (Map.Entry<String, Integer> level : iterationlevels) {
            if (level.getKey() != null && level.getValue() != null) {
                _composite.addIterationLevels(AutomatikoMessages.IterationLevel.newBuilder().setId(level.getKey()).setLevel(level.getValue()));
            }
        }
        List<NodeInstance> nodeInstances = new ArrayList<NodeInstance>(compositeNodeInstance.getNodeInstances());
        Collections.sort(nodeInstances, new Comparator<NodeInstance>() {

            public int compare(NodeInstance o1, NodeInstance o2) {
                return (int) (o1.getId().compareTo(o2.getId()));
            }
        });
        for (NodeInstance subNodeInstance : nodeInstances) {
            _composite.addNodeInstance(writeNodeInstance(context, subNodeInstance));
        }
        List<ContextInstance> exclusiveGroupInstances = compositeNodeInstance.getContextInstances(ExclusiveGroup.EXCLUSIVE_GROUP);
        if (exclusiveGroupInstances != null) {
            for (ContextInstance contextInstance : exclusiveGroupInstances) {
                AutomatikoMessages.ProcessInstance.ExclusiveGroupInstance.Builder _excl = AutomatikoMessages.ProcessInstance.ExclusiveGroupInstance.newBuilder();
                ExclusiveGroupInstance exclusiveGroupInstance = (ExclusiveGroupInstance) contextInstance;
                Collection<NodeInstance> groupNodeInstances = exclusiveGroupInstance.getNodeInstances();
                for (NodeInstance groupNodeInstance : groupNodeInstances) {
                    _excl.addGroupNodeInstanceId(groupNodeInstance.getId());
                }
                _composite.addExclusiveGroup(_excl.build());
            }
        }
        _content = AutomatikoMessages.ProcessInstance.NodeInstanceContent.newBuilder().setType(_type).setComposite(_composite.build());
    } else {
        throw new IllegalArgumentException("Unknown node instance type: " + nodeInstance);
    }
    return _content.build();
}

Example 2 with ContextInstance

use of io.automatiko.engine.workflow.base.instance.ContextInstance in project automatiko-engine by automatiko-io.

the class ReuseContextInstanceFactory method getContextInstance.

public ContextInstance getContextInstance(Context context, ContextInstanceContainer contextInstanceContainer, ProcessInstance processInstance) {
    ContextInstance result = contextInstanceContainer.getContextInstance(context.getType(), context.getId());
    if (result != null) {
        return result;
    }
    try {
        AbstractContextInstance contextInstance = (AbstractContextInstance) cls.newInstance();
        contextInstance.setProcessInstance(processInstance);
        contextInstance.setContextId(context.getId());
        contextInstance.setContextInstanceContainer(contextInstanceContainer);
        contextInstanceContainer.addContextInstance(context.getType(), contextInstance);
        return contextInstance;
    } catch (Exception e) {
        e.printStackTrace();
        throw new RuntimeException("Unable to instantiate context '" + this.cls.getName() + "': " + e.getMessage(), e);
    }
}

Example 3 with ContextInstance

use of io.automatiko.engine.workflow.base.instance.ContextInstance in project automatiko-engine by automatiko-io.

the class JsonVariableContextInstanceFactory method getContextInstance.

@Override
public ContextInstance getContextInstance(Context context, ContextInstanceContainer contextInstanceContainer, ProcessInstance processInstance) {
    ContextInstance result = contextInstanceContainer.getContextInstance(context.getType(), context.getId());
    if (result != null) {
        return result;
    }
    AbstractContextInstance contextInstance = new JsonVariableScopeInstance();
    contextInstance.setProcessInstance(processInstance);
    contextInstance.setContextId(context.getId());
    contextInstance.setContextInstanceContainer(contextInstanceContainer);
    contextInstanceContainer.addContextInstance(context.getType(), contextInstance);
    return contextInstance;
}

Example 4 with ContextInstance

use of io.automatiko.engine.workflow.base.instance.ContextInstance in project automatiko-engine by automatiko-io.

the class WorkflowProcessInstanceImpl method getVariables.

@Override
public Map<String, Object> getVariables() {
    // be null and the associated working memory is no longer accessible)
    if (getProcessRuntime() == null) {
        List<ContextInstance> variableScopeInstances = getContextInstances(VariableScope.VARIABLE_SCOPE);
        if (variableScopeInstances == null) {
            return Collections.emptyMap();
        }
        Map<String, Object> result = new HashMap<>();
        for (ContextInstance contextInstance : variableScopeInstances) {
            Map<String, Object> variables = ((VariableScopeInstance) contextInstance).getVariables();
            result.putAll(variables);
        }
        return result;
    }
    // else retrieve the variable scope
    VariableScopeInstance variableScopeInstance = (VariableScopeInstance) getContextInstance(VariableScope.VARIABLE_SCOPE);
    if (variableScopeInstance == null) {
        return null;
    }
    return variableScopeInstance.getVariables();
}

Example 5 with ContextInstance

use of io.automatiko.engine.workflow.base.instance.ContextInstance in project automatiko-engine by automatiko-io.

the class CompositeContextNodeInstance method getContextInstance.

public ContextInstance getContextInstance(final Context context) {
    ContextInstanceFactory conf = ContextInstanceFactoryRegistry.INSTANCE.getContextInstanceFactory(context);
    if (conf == null) {
        throw new IllegalArgumentException("Illegal context type (registry not found): " + context.getClass());
    }
    ContextInstance contextInstance = (ContextInstance) conf.getContextInstance(context, this, (ProcessInstance) getProcessInstance());
    if (contextInstance == null) {
        throw new IllegalArgumentException("Illegal context type (instance not found): " + context.getClass());
    }
    return contextInstance;
}