use of io.automatiko.engine.api.runtime.process.ProcessContext in project automatiko-engine by automatiko-io.
the class SubProcessNode method internalSubProcess.
public void internalSubProcess(Collection<io.automatiko.engine.api.workflow.Process> availableProcesses) {
io.automatiko.engine.api.workflow.Process process = (io.automatiko.engine.api.workflow.Process<Map<String, Object>>) availableProcesses.stream().filter(p -> p.id().equals(processId)).findFirst().orElse(null);
if (process == null) {
return;
}
this.subProcessFactory = new SubProcessFactory<Object>() {
@SuppressWarnings({ "unchecked", "rawtypes" })
@Override
public Map<String, Object> bind(ProcessContext ctx) {
Map<String, Object> parameters = new HashMap<String, Object>();
for (Iterator<DataAssociation> iterator = getInAssociations().iterator(); iterator.hasNext(); ) {
DataAssociation mapping = iterator.next();
Object parameterValue = null;
if (mapping.getTransformation() != null) {
Transformation transformation = mapping.getTransformation();
DataTransformer transformer = DataTransformerRegistry.get().find(transformation.getLanguage());
if (transformer != null) {
parameterValue = transformer.transform(transformation.getCompiledExpression(), getSourceParameters(ctx, mapping));
}
} else if (mapping.getAssignments() == null || mapping.getAssignments().isEmpty()) {
VariableScopeInstance variableScopeInstance = (VariableScopeInstance) ((NodeInstance) ctx.getNodeInstance()).resolveContextInstance(VariableScope.VARIABLE_SCOPE, mapping.getSources().get(0));
if (variableScopeInstance != null) {
parameterValue = variableScopeInstance.getVariable(mapping.getSources().get(0));
} else {
try {
ExpressionEvaluator evaluator = (ExpressionEvaluator) ((WorkflowProcess) ctx.getProcessInstance().getProcess()).getDefaultContext(ExpressionEvaluator.EXPRESSION_EVALUATOR);
parameterValue = evaluator.evaluate(mapping.getSources().get(0), new NodeInstanceResolverFactory((NodeInstance) ctx.getNodeInstance()));
} catch (Throwable t) {
parameterValue = VariableUtil.resolveVariable(mapping.getSources().get(0), ctx.getNodeInstance());
if (parameterValue != null) {
parameters.put(mapping.getTarget(), parameterValue);
}
}
}
} else {
mapping.getAssignments().stream().forEach(a -> handleAssignment(ctx, parameters, a));
}
if (parameterValue != null) {
parameters.put(mapping.getTarget(), parameterValue);
}
}
return parameters;
}
@Override
public ProcessInstance createInstance(Object model) {
Model data = (Model) process.createModel();
data.fromMap((Map<String, Object>) model);
return process.createInstance(data);
}
@Override
public void unbind(ProcessContext ctx, Object model) {
Map<String, Object> result = ((Model) model).toMap();
for (Iterator<DataAssociation> iterator = getOutAssociations().iterator(); iterator.hasNext(); ) {
DataAssociation mapping = iterator.next();
if (mapping.getTransformation() != null) {
Transformation transformation = mapping.getTransformation();
DataTransformer transformer = DataTransformerRegistry.get().find(transformation.getLanguage());
if (transformer != null) {
Map<String, Object> dataSet = new HashMap<String, Object>();
if (ctx.getNodeInstance().getNodeInstanceContainer() instanceof CompositeContextNodeInstance) {
VariableScopeInstance variableScopeInstance = (VariableScopeInstance) ((CompositeContextNodeInstance) ctx.getNodeInstance().getNodeInstanceContainer()).getContextInstance(VariableScope.VARIABLE_SCOPE);
if (variableScopeInstance != null) {
dataSet.putAll(variableScopeInstance.getVariables());
}
}
dataSet.putAll(result);
Object parameterValue = transformer.transform(transformation.getCompiledExpression(), dataSet);
VariableScopeInstance variableScopeInstance = (VariableScopeInstance) ((NodeInstance) ctx.getNodeInstance()).resolveContextInstance(VariableScope.VARIABLE_SCOPE, mapping.getTarget());
if (variableScopeInstance != null && parameterValue != null) {
variableScopeInstance.setVariable(ctx.getNodeInstance(), mapping.getTarget(), parameterValue);
}
}
} else {
VariableScopeInstance variableScopeInstance = (VariableScopeInstance) ((NodeInstance) ctx.getNodeInstance()).resolveContextInstance(VariableScope.VARIABLE_SCOPE, mapping.getTarget());
if (variableScopeInstance != null) {
Object value = result.get(mapping.getSources().get(0));
if (value == null) {
try {
value = MVEL.eval(mapping.getSources().get(0), result);
} catch (Throwable t) {
// do nothing
}
}
variableScopeInstance.setVariable(ctx.getNodeInstance(), mapping.getTarget(), value);
} else {
String output = mapping.getSources().get(0);
String target = mapping.getTarget();
Matcher matcher = PatternConstants.PARAMETER_MATCHER.matcher(target);
if (matcher.find()) {
String paramName = matcher.group(1);
String expression = paramName + " = " + output;
Serializable compiled = MVEL.compileExpression(expression);
MVEL.executeExpression(compiled, result);
}
}
}
}
}
@SuppressWarnings("unchecked")
@Override
public void abortInstance(String instanceId) {
process.instances().findById(instanceId).ifPresent(pi -> {
try {
((ProcessInstance<?>) pi).abort();
} catch (IllegalArgumentException e) {
// ignore it as this might be thrown in case of canceling already aborted instance
}
});
}
private void handleAssignment(ProcessContext ctx, Map<String, Object> output, Assignment assignment) {
AssignmentAction action = (AssignmentAction) assignment.getMetaData("Action");
try {
WorkItemImpl workItem = new WorkItemImpl();
action.execute(workItem, ctx);
output.putAll(workItem.getParameters());
} catch (WorkItemExecutionError e) {
throw e;
} catch (Exception e) {
throw new RuntimeException("unable to execute Assignment", e);
}
}
};
}
use of io.automatiko.engine.api.runtime.process.ProcessContext in project automatiko-engine by automatiko-io.
the class CompensationTest method createNestedCompensationEventSubProcessProcess.
private ExecutableProcess createNestedCompensationEventSubProcessProcess(String processId, String[] workItemNames, final List<String> eventList) throws Exception {
ExecutableProcess process = new ExecutableProcess();
process.setAutoComplete(true);
process.setId(processId);
process.setName("CESP Process");
process.setMetaData("Compensation", true);
NodeCreator<StartNode> startNodeCreator = new NodeCreator<StartNode>(process, StartNode.class);
NodeCreator<WorkItemNode> workItemNodeCreator = new NodeCreator<WorkItemNode>(process, WorkItemNode.class);
NodeCreator<CompositeContextNode> compNodeCreator = new NodeCreator<CompositeContextNode>(process, CompositeContextNode.class);
NodeCreator<EndNode> endNodeCreator = new NodeCreator<EndNode>(process, EndNode.class);
// outer process
CompositeContextNode compositeNode = compNodeCreator.createNode("sub0");
{
StartNode startNode = startNodeCreator.createNode("start0");
WorkItemNode workItemNode = workItemNodeCreator.createNode("work0-pre");
workItemNode.getWork().setName(workItemNames[0]);
connect(startNode, workItemNode);
connect(workItemNode, compositeNode);
EndNode endNode = endNodeCreator.createNode("end0");
connect(compositeNode, endNode);
}
// 1rst level nested subprocess (contains compensation visibility scope)
CompositeContextNode compensationScopeContainerNode = compositeNode;
{
startNodeCreator.setNodeContainer(compositeNode);
workItemNodeCreator.setNodeContainer(compositeNode);
compNodeCreator.setNodeContainer(compositeNode);
endNodeCreator.setNodeContainer(compositeNode);
StartNode startNode = startNodeCreator.createNode("start1");
CompositeContextNode subCompNode = compNodeCreator.createNode("sub1");
connect(startNode, subCompNode);
WorkItemNode workItemNode = workItemNodeCreator.createNode("work1-post");
workItemNode.getWork().setName(workItemNames[2]);
connect(subCompNode, workItemNode);
EndNode endNode = endNodeCreator.createNode("end1");
connect(workItemNode, endNode);
compositeNode = subCompNode;
}
// 2nd level nested subprocess
{
startNodeCreator.setNodeContainer(compositeNode);
workItemNodeCreator.setNodeContainer(compositeNode);
endNodeCreator.setNodeContainer(compositeNode);
StartNode startNode = startNodeCreator.createNode("start2");
WorkItemNode workItemNode = workItemNodeCreator.createNode("work2");
workItemNode.getWork().setName(workItemNames[1]);
connect(startNode, workItemNode);
EndNode endNode = endNodeCreator.createNode("end2");
connect(workItemNode, endNode);
}
// 3nd level nested event subprocess in 2nd level subprocess
{
NodeCreator<EventSubProcessNode> espNodeCreator = new NodeCreator<EventSubProcessNode>(compositeNode, EventSubProcessNode.class);
EventSubProcessNode espNode = espNodeCreator.createNode("eventSub2");
startNodeCreator.setNodeContainer(espNode);
endNodeCreator.setNodeContainer(espNode);
NodeCreator<ActionNode> actionNodeCreator = new NodeCreator<ActionNode>(espNode, ActionNode.class);
EventTypeFilter eventFilter = new NonAcceptingEventTypeFilter();
eventFilter.setType("Compensation");
espNode.addEvent(eventFilter);
addCompensationScope(espNode, compensationScopeContainerNode, (String) compositeNode.getMetaData("UniqueId"));
StartNode startNode = startNodeCreator.createNode("start3*");
ActionNode actionNode = actionNodeCreator.createNode("action3*");
actionNode.setName("Execute");
ProcessAction action = new ConsequenceAction("java", null);
action.setMetaData("Action", new Action() {
public void execute(ProcessContext context) throws Exception {
eventList.add("Executed action");
}
});
actionNode.setAction(action);
connect(startNode, actionNode);
EndNode endNode = endNodeCreator.createNode("end3*");
connect(actionNode, endNode);
}
return process;
}
use of io.automatiko.engine.api.runtime.process.ProcessContext in project automatiko-engine by automatiko-io.
the class ProcessEventSupportTest method testProcessEventListener.
@Test
public void testProcessEventListener() throws Exception {
// create a simple package with one process to test the events
ExecutableProcess process = new ExecutableProcess();
process.setId("org.company.core.process.event");
process.setName("Event Process");
StartNode startNode = new StartNode();
startNode.setName("Start");
startNode.setId(1);
process.addNode(startNode);
ActionNode actionNode = new ActionNode();
actionNode.setName("Print");
ProcessAction action = new ConsequenceAction("java", null);
action.setMetaData("Action", new Action() {
public void execute(ProcessContext context) throws Exception {
logger.info("Executed action");
}
});
actionNode.setAction(action);
actionNode.setId(2);
process.addNode(actionNode);
new ConnectionImpl(startNode, Node.CONNECTION_DEFAULT_TYPE, actionNode, Node.CONNECTION_DEFAULT_TYPE);
EndNode endNode = new EndNode();
endNode.setName("End");
endNode.setId(3);
process.addNode(endNode);
new ConnectionImpl(actionNode, Node.CONNECTION_DEFAULT_TYPE, endNode, Node.CONNECTION_DEFAULT_TYPE);
InternalProcessRuntime processRuntime = new ProcessRuntimeImpl(Collections.singletonMap(process.getId(), process));
final List<ProcessEvent> processEventList = new ArrayList<ProcessEvent>();
final ProcessEventListener processEventListener = new ProcessEventListener() {
public void afterNodeLeft(ProcessNodeLeftEvent event) {
processEventList.add(event);
}
public void afterNodeTriggered(ProcessNodeTriggeredEvent event) {
processEventList.add(event);
}
public void afterProcessCompleted(ProcessCompletedEvent event) {
processEventList.add(event);
}
public void afterProcessStarted(ProcessStartedEvent event) {
processEventList.add(event);
}
public void beforeNodeLeft(ProcessNodeLeftEvent event) {
processEventList.add(event);
}
public void beforeNodeTriggered(ProcessNodeTriggeredEvent event) {
processEventList.add(event);
}
public void beforeProcessCompleted(ProcessCompletedEvent event) {
processEventList.add(event);
}
public void beforeProcessStarted(ProcessStartedEvent event) {
processEventList.add(event);
}
public void beforeVariableChanged(ProcessVariableChangedEvent event) {
processEventList.add(event);
}
public void afterVariableChanged(ProcessVariableChangedEvent event) {
processEventList.add(event);
}
};
processRuntime.addEventListener(processEventListener);
// execute the process
processRuntime.startProcess("org.company.core.process.event");
assertEquals(16, processEventList.size());
assertEquals("org.company.core.process.event", ((ProcessStartedEvent) processEventList.get(0)).getProcessInstance().getProcessId());
assertEquals("Start", ((ProcessNodeTriggeredEvent) processEventList.get(1)).getNodeInstance().getNodeName());
assertEquals("Start", ((ProcessNodeLeftEvent) processEventList.get(2)).getNodeInstance().getNodeName());
assertEquals("Print", ((ProcessNodeTriggeredEvent) processEventList.get(3)).getNodeInstance().getNodeName());
assertEquals("Print", ((ProcessNodeLeftEvent) processEventList.get(4)).getNodeInstance().getNodeName());
assertEquals("End", ((ProcessNodeTriggeredEvent) processEventList.get(5)).getNodeInstance().getNodeName());
assertEquals("End", ((ProcessNodeLeftEvent) processEventList.get(6)).getNodeInstance().getNodeName());
assertEquals("org.company.core.process.event", ((ProcessCompletedEvent) processEventList.get(7)).getProcessInstance().getProcessId());
assertEquals("org.company.core.process.event", ((ProcessCompletedEvent) processEventList.get(8)).getProcessInstance().getProcessId());
assertEquals("End", ((ProcessNodeLeftEvent) processEventList.get(9)).getNodeInstance().getNodeName());
assertEquals("End", ((ProcessNodeTriggeredEvent) processEventList.get(10)).getNodeInstance().getNodeName());
assertEquals("Print", ((ProcessNodeLeftEvent) processEventList.get(11)).getNodeInstance().getNodeName());
assertEquals("Print", ((ProcessNodeTriggeredEvent) processEventList.get(12)).getNodeInstance().getNodeName());
assertEquals("Start", ((ProcessNodeLeftEvent) processEventList.get(13)).getNodeInstance().getNodeName());
assertEquals("Start", ((ProcessNodeTriggeredEvent) processEventList.get(14)).getNodeInstance().getNodeName());
assertEquals("org.company.core.process.event", ((ProcessStartedEvent) processEventList.get(15)).getProcessInstance().getProcessId());
}
use of io.automatiko.engine.api.runtime.process.ProcessContext in project automatiko-engine by automatiko-io.
the class ProcessEventSupportTest method testProcessEventListenerWithEndEvent.
@Test
public void testProcessEventListenerWithEndEvent() throws Exception {
ExecutableProcess process = new ExecutableProcess();
process.setId("org.company.core.process.event");
process.setName("Event Process");
StartNode startNode = new StartNode();
startNode.setName("Start");
startNode.setId(1);
process.addNode(startNode);
ActionNode actionNode = new ActionNode();
actionNode.setName("Print");
ProcessAction action = new ConsequenceAction("java", null);
action.setMetaData("Action", new Action() {
public void execute(ProcessContext context) throws Exception {
logger.info("Executed action");
}
});
actionNode.setAction(action);
actionNode.setId(2);
process.addNode(actionNode);
new ConnectionImpl(startNode, Node.CONNECTION_DEFAULT_TYPE, actionNode, Node.CONNECTION_DEFAULT_TYPE);
EndNode endNode = new EndNode();
endNode.setName("End");
endNode.setId(3);
endNode.setTerminate(false);
process.addNode(endNode);
new ConnectionImpl(actionNode, Node.CONNECTION_DEFAULT_TYPE, endNode, Node.CONNECTION_DEFAULT_TYPE);
InternalProcessRuntime processRuntime = new ProcessRuntimeImpl(Collections.singletonMap(process.getId(), process));
final List<ProcessEvent> processEventList = new ArrayList<ProcessEvent>();
final ProcessEventListener processEventListener = new ProcessEventListener() {
public void afterNodeLeft(ProcessNodeLeftEvent event) {
processEventList.add(event);
}
public void afterNodeTriggered(ProcessNodeTriggeredEvent event) {
processEventList.add(event);
}
public void afterProcessCompleted(ProcessCompletedEvent event) {
processEventList.add(event);
}
public void afterProcessStarted(ProcessStartedEvent event) {
processEventList.add(event);
}
public void beforeNodeLeft(ProcessNodeLeftEvent event) {
processEventList.add(event);
}
public void beforeNodeTriggered(ProcessNodeTriggeredEvent event) {
processEventList.add(event);
}
public void beforeProcessCompleted(ProcessCompletedEvent event) {
processEventList.add(event);
}
public void beforeProcessStarted(ProcessStartedEvent event) {
processEventList.add(event);
}
public void beforeVariableChanged(ProcessVariableChangedEvent event) {
processEventList.add(event);
}
public void afterVariableChanged(ProcessVariableChangedEvent event) {
processEventList.add(event);
}
};
processRuntime.addEventListener(processEventListener);
// execute the process
processRuntime.startProcess("org.company.core.process.event");
assertEquals(14, processEventList.size());
assertEquals("org.company.core.process.event", ((ProcessStartedEvent) processEventList.get(0)).getProcessInstance().getProcessId());
assertEquals("Start", ((ProcessNodeTriggeredEvent) processEventList.get(1)).getNodeInstance().getNodeName());
assertEquals("Start", ((ProcessNodeLeftEvent) processEventList.get(2)).getNodeInstance().getNodeName());
assertEquals("Print", ((ProcessNodeTriggeredEvent) processEventList.get(3)).getNodeInstance().getNodeName());
assertEquals("Print", ((ProcessNodeLeftEvent) processEventList.get(4)).getNodeInstance().getNodeName());
assertEquals("End", ((ProcessNodeTriggeredEvent) processEventList.get(5)).getNodeInstance().getNodeName());
assertEquals("End", ((ProcessNodeLeftEvent) processEventList.get(6)).getNodeInstance().getNodeName());
assertEquals("End", ((ProcessNodeLeftEvent) processEventList.get(7)).getNodeInstance().getNodeName());
assertEquals("End", ((ProcessNodeTriggeredEvent) processEventList.get(8)).getNodeInstance().getNodeName());
assertEquals("Print", ((ProcessNodeLeftEvent) processEventList.get(9)).getNodeInstance().getNodeName());
assertEquals("Print", ((ProcessNodeTriggeredEvent) processEventList.get(10)).getNodeInstance().getNodeName());
assertEquals("Start", ((ProcessNodeLeftEvent) processEventList.get(11)).getNodeInstance().getNodeName());
assertEquals("Start", ((ProcessNodeTriggeredEvent) processEventList.get(12)).getNodeInstance().getNodeName());
assertEquals("org.company.core.process.event", ((ProcessStartedEvent) processEventList.get(13)).getProcessInstance().getProcessId());
}
use of io.automatiko.engine.api.runtime.process.ProcessContext in project automatiko-engine by automatiko-io.
the class ProcessEventSupportTest method testProcessEventListenerWithEvent.
@Test
public void testProcessEventListenerWithEvent() throws Exception {
ExecutableProcess process = new ExecutableProcess();
process.setId("org.company.core.process.event");
process.setName("Event Process");
StartNode startNode = new StartNode();
startNode.setName("Start");
startNode.setId(1);
process.addNode(startNode);
ActionNode actionNode = new ActionNode();
actionNode.setName("Print");
ProcessAction action = new ConsequenceAction("java", null);
action.setMetaData("Action", new Action() {
public void execute(ProcessContext context) throws Exception {
logger.info("Executed action");
}
});
actionNode.setAction(action);
actionNode.setId(2);
process.addNode(actionNode);
new ConnectionImpl(startNode, Node.CONNECTION_DEFAULT_TYPE, actionNode, Node.CONNECTION_DEFAULT_TYPE);
EventNode eventNode = new EventNode();
eventNode.setName("Event");
eventNode.setId(3);
List<EventFilter> filters = new ArrayList<EventFilter>();
EventTypeFilter filter = new EventTypeFilter();
filter.setType("signal");
filters.add(filter);
eventNode.setEventFilters(filters);
process.addNode(eventNode);
new ConnectionImpl(actionNode, Node.CONNECTION_DEFAULT_TYPE, eventNode, Node.CONNECTION_DEFAULT_TYPE);
EndNode endNode = new EndNode();
endNode.setName("End");
endNode.setId(4);
process.addNode(endNode);
new ConnectionImpl(eventNode, Node.CONNECTION_DEFAULT_TYPE, endNode, Node.CONNECTION_DEFAULT_TYPE);
InternalProcessRuntime processRuntime = new ProcessRuntimeImpl(Collections.singletonMap(process.getId(), process));
final List<ProcessEvent> processEventList = new ArrayList<ProcessEvent>();
final ProcessEventListener processEventListener = new ProcessEventListener() {
public void afterNodeLeft(ProcessNodeLeftEvent event) {
processEventList.add(event);
}
public void afterNodeTriggered(ProcessNodeTriggeredEvent event) {
processEventList.add(event);
}
public void afterProcessCompleted(ProcessCompletedEvent event) {
processEventList.add(event);
}
public void afterProcessStarted(ProcessStartedEvent event) {
processEventList.add(event);
}
public void beforeNodeLeft(ProcessNodeLeftEvent event) {
processEventList.add(event);
}
public void beforeNodeTriggered(ProcessNodeTriggeredEvent event) {
processEventList.add(event);
}
public void beforeProcessCompleted(ProcessCompletedEvent event) {
processEventList.add(event);
}
public void beforeProcessStarted(ProcessStartedEvent event) {
processEventList.add(event);
}
public void beforeVariableChanged(ProcessVariableChangedEvent event) {
processEventList.add(event);
}
public void afterVariableChanged(ProcessVariableChangedEvent event) {
processEventList.add(event);
}
};
processRuntime.addEventListener(processEventListener);
// execute the process
ProcessInstance pi = processRuntime.startProcess("org.company.core.process.event");
pi.signalEvent("signal", null);
assertEquals(20, processEventList.size());
assertEquals("org.company.core.process.event", ((ProcessStartedEvent) processEventList.get(0)).getProcessInstance().getProcessId());
assertEquals("Start", ((ProcessNodeTriggeredEvent) processEventList.get(1)).getNodeInstance().getNodeName());
assertEquals("Start", ((ProcessNodeLeftEvent) processEventList.get(2)).getNodeInstance().getNodeName());
assertEquals("Print", ((ProcessNodeTriggeredEvent) processEventList.get(3)).getNodeInstance().getNodeName());
assertEquals("Print", ((ProcessNodeLeftEvent) processEventList.get(4)).getNodeInstance().getNodeName());
assertEquals("Event", ((ProcessNodeTriggeredEvent) processEventList.get(5)).getNodeInstance().getNodeName());
assertEquals("Event", ((ProcessNodeTriggeredEvent) processEventList.get(6)).getNodeInstance().getNodeName());
assertEquals("Print", ((ProcessNodeLeftEvent) processEventList.get(7)).getNodeInstance().getNodeName());
assertEquals("Print", ((ProcessNodeTriggeredEvent) processEventList.get(8)).getNodeInstance().getNodeName());
assertEquals("Start", ((ProcessNodeLeftEvent) processEventList.get(9)).getNodeInstance().getNodeName());
assertEquals("Start", ((ProcessNodeTriggeredEvent) processEventList.get(10)).getNodeInstance().getNodeName());
assertEquals("org.company.core.process.event", ((ProcessStartedEvent) processEventList.get(11)).getProcessInstance().getProcessId());
assertEquals("Event", ((ProcessNodeLeftEvent) processEventList.get(12)).getNodeInstance().getNodeName());
assertEquals("End", ((ProcessNodeTriggeredEvent) processEventList.get(13)).getNodeInstance().getNodeName());
assertEquals("End", ((ProcessNodeLeftEvent) processEventList.get(14)).getNodeInstance().getNodeName());
assertEquals("org.company.core.process.event", ((ProcessCompletedEvent) processEventList.get(15)).getProcessInstance().getProcessId());
assertEquals("org.company.core.process.event", ((ProcessCompletedEvent) processEventList.get(16)).getProcessInstance().getProcessId());
assertEquals("End", ((ProcessNodeLeftEvent) processEventList.get(17)).getNodeInstance().getNodeName());
assertEquals("Event", ((ProcessNodeLeftEvent) processEventList.get(19)).getNodeInstance().getNodeName());
assertEquals("End", ((ProcessNodeTriggeredEvent) processEventList.get(18)).getNodeInstance().getNodeName());
}
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