/
ProcessServiceBase.java
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/
ProcessServiceBase.java
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/*
* Copyright 2015 Red Hat, Inc. and/or its affiliates.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.kie.server.services.jbpm;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collection;
import java.util.List;
import java.util.Map;
import java.util.stream.Collectors;
import org.jbpm.services.api.DefinitionService;
import org.jbpm.services.api.DeploymentNotFoundException;
import org.jbpm.services.api.ProcessService;
import org.jbpm.services.api.RuntimeDataService;
import org.jbpm.services.api.model.ProcessInstanceDesc;
import org.kie.api.runtime.process.ProcessInstance;
import org.kie.api.runtime.process.WorkItem;
import org.kie.internal.KieInternalServices;
import org.kie.internal.process.CorrelationKey;
import org.kie.internal.process.CorrelationKeyFactory;
import org.kie.server.api.model.definition.ProcessStartSpec;
import org.kie.server.api.model.instance.ProcessInstanceList;
import org.kie.server.api.model.instance.WorkItemInstance;
import org.kie.server.api.model.instance.WorkItemInstanceList;
import org.kie.server.services.api.ContainerLocator;
import org.kie.server.services.api.KieServerRegistry;
import org.kie.server.services.impl.locator.ContainerLocatorProvider;
import org.kie.server.services.impl.locator.LatestContainerLocator;
import org.kie.server.services.impl.marshal.MarshallerHelper;
import org.kie.server.services.jbpm.locator.ProcessContainerLocatorProvider;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import static org.kie.server.services.jbpm.ConvertUtils.buildQueryContext;
import static org.kie.server.services.jbpm.ConvertUtils.convert;
import static org.kie.server.services.jbpm.ConvertUtils.convertToProcessInstance;
import static org.kie.server.services.jbpm.ConvertUtils.convertToProcessInstanceList;
public class ProcessServiceBase {
public static final Logger logger = LoggerFactory.getLogger(ProcessServiceBase.class);
private ProcessService processService;
private DefinitionService definitionService;
private RuntimeDataService runtimeDataService;
private MarshallerHelper marshallerHelper;
private KieServerRegistry context;
private CorrelationKeyFactory correlationKeyFactory = KieInternalServices.Factory.get().newCorrelationKeyFactory();
public ProcessServiceBase(ProcessService processService, DefinitionService definitionService, RuntimeDataService runtimeDataService, KieServerRegistry context) {
this.processService = processService;
this.definitionService = definitionService;
this.runtimeDataService = runtimeDataService;
this.marshallerHelper = new MarshallerHelper(context);
this.context = context;
}
public void setMarshallerHelper(MarshallerHelper marshallerHelper){
this.marshallerHelper = marshallerHelper;
}
public String startProcess(String containerId, String processId, String marshallingType) {
containerId = context.getContainerId(containerId, ContainerLocatorProvider.get().getLocator());
// check validity of deployment and process id
definitionService.getProcessDefinition(containerId, processId);
logger.debug("Calling start process with id {} on container {} and parameters {}", processId, containerId, null);
Long processInstanceId = processService.startProcess(containerId, processId);
// return response
String response = marshallerHelper.marshal(containerId, marshallingType, processInstanceId);
return response;
}
public String computeProcessOutcome(String containerId, String processId, String payload, String marshallingType) {
containerId = context.getContainerId(containerId, ContainerLocatorProvider.get().getLocator());
// check validity of deployment and process id
definitionService.getProcessDefinition(containerId, processId);
logger.debug("About to unmarshal parameters from start spec parameters: '{}'", payload);
Map<String, Object> parameters = marshallerHelper.unmarshal(containerId, payload, marshallingType, Map.class);
logger.debug("Calling start sync process with id {} on container {} and parameters {}", processId, containerId, null);
Map<String, Object> outcome = processService.computeProcessOutcome(containerId, processId, parameters);
// return response
return marshallerHelper.marshal(containerId, marshallingType, outcome);
}
public String startProcess(String containerId, String processId, String payload, String marshallingType) {
containerId = context.getContainerId(containerId, ContainerLocatorProvider.get().getLocator());
// check validity of deployment and process id
definitionService.getProcessDefinition(containerId, processId);
logger.debug("About to unmarshal parameters from payload: '{}'", payload);
Map<String, Object> parameters = marshallerHelper.unmarshal(containerId, payload, marshallingType, Map.class);
logger.debug("Calling start process with id {} on container {} and parameters {}", processId, containerId, parameters);
Long processInstanceId = processService.startProcess(containerId, processId, parameters);
// return response
return marshallerHelper.marshal(containerId, marshallingType, processInstanceId);
}
public String startProcessFromNodeIds(String containerId, String processId, String payload, String marshallingType) {
containerId = context.getContainerId(containerId, ContainerLocatorProvider.get().getLocator());
// check validity of deployment and process id
definitionService.getProcessDefinition(containerId, processId);
logger.debug("About to unmarshal parameters from payload: '{}'", payload);
ProcessStartSpec parameters = marshallerHelper.unmarshal(containerId, payload, marshallingType, ProcessStartSpec.class);
logger.debug("Calling start process with id {} on container {} and parameters {}", processId, containerId, parameters.getVariables());
Long newProcessInstanceId = processService.startProcessFromNodeIds(containerId, processId, parameters.getVariables(), parameters.getNodeIds().stream().toArray(String[]::new));
// return response
return marshallerHelper.marshal(containerId, marshallingType, newProcessInstanceId);
}
public String startProcessWithCorrelationKeyFromNodeIds(String containerId, String processId, String correlationKey, String payload, String marshallingType) {
containerId = context.getContainerId(containerId, ContainerLocatorProvider.get().getLocator());
// check validity of deployment and process id
definitionService.getProcessDefinition(containerId, processId);
logger.debug("About to unmarshal parameters from start spec parameters: '{}'", payload);
ProcessStartSpec parameters = marshallerHelper.unmarshal(containerId, payload, marshallingType, ProcessStartSpec.class);
String[] correlationProperties = correlationKey.split(":");
CorrelationKey actualCorrelationKey = correlationKeyFactory.newCorrelationKey(Arrays.asList(correlationProperties));
logger.debug("Calling start from custom nodes process with id {} on container {} and parameters {}", processId, containerId, parameters.getVariables());
Long newProcessInstanceId = processService.startProcessFromNodeIds(containerId, processId, actualCorrelationKey, parameters.getVariables(), parameters.getNodeIds().stream().toArray(String[]::new));
// return response
return marshallerHelper.marshal(containerId, marshallingType, newProcessInstanceId);
}
public String startProcessWithCorrelation(String containerId, String processId, String correlationKey, String payload, String marshallingType) {
containerId = context.getContainerId(containerId, ContainerLocatorProvider.get().getLocator());
// check validity of deployment and process id
definitionService.getProcessDefinition(containerId, processId);
logger.debug("About to unmarshal parameters from start spec parameters: '{}'", payload);
Map<String, Object> parameters = marshallerHelper.unmarshal(containerId, payload, marshallingType, Map.class);
String[] correlationProperties = correlationKey.split(":");
CorrelationKey actualCorrelationKey = correlationKeyFactory.newCorrelationKey(Arrays.asList(correlationProperties));
logger.debug("Calling start from custom nodes process with id {} on container {} and parameters {}", processId, containerId, parameters);
Long processInstanceId = processService.startProcess(containerId, processId, actualCorrelationKey, parameters);
// return response
return marshallerHelper.marshal(containerId, marshallingType, processInstanceId);
}
public Object abortProcessInstance(String containerId, Number processInstanceId) {
try {
containerId = context.getContainerId(containerId, ProcessContainerLocatorProvider.get().getLocator(processInstanceId));
processService.abortProcessInstance(containerId, processInstanceId.longValue());
return null;
} catch (IllegalArgumentException e) {
throw new DeploymentNotFoundException(e.getMessage());
}
}
public Object abortProcessInstances(String containerId, List<Long> processInstanceIds) {
processService.abortProcessInstances(containerId, convert(processInstanceIds));
return null;
}
public void signalProcessInstance(String containerId, Number processInstanceId, String signalName, String marshallingType) {
containerId = context.getContainerId(containerId, ProcessContainerLocatorProvider.get().getLocator(processInstanceId));
logger.debug("Calling signal '{}' process instance with id {} on container {} and event {}", signalName, processInstanceId, containerId, null);
processService.signalProcessInstance(containerId, processInstanceId.longValue(), signalName, null);
}
public void signalProcessInstance(String containerId, Number processInstanceId, String signalName, String eventPayload, String marshallingType) {
containerId = context.getContainerId(containerId, ProcessContainerLocatorProvider.get().getLocator(processInstanceId));
logger.debug("About to unmarshal event from payload: '{}'", eventPayload);
Object event = marshallerHelper.unmarshal(containerId, eventPayload, marshallingType, Object.class);
logger.debug("Calling signal '{}' process instance with id {} on container {} and event {}", signalName, processInstanceId, containerId, event);
processService.signalProcessInstance(containerId, processInstanceId.longValue(), signalName, event);
}
public void signalProcessInstances(String containerId, List<Long> processInstanceIds, String signalName, String marshallingType) {
List<Long> ids = convert(processInstanceIds);
if (ids.isEmpty()) {
return;
}
containerId = context.getContainerId(containerId, ProcessContainerLocatorProvider.get().getLocator(ids.get(0)));
logger.debug("Calling signal '{}' process instances with id {} on container {} and event {}", signalName, processInstanceIds, containerId, null);
processService.signalProcessInstances(containerId, convert(processInstanceIds), signalName, null);
}
public void signalProcessInstances(String containerId, List<Long> processInstanceIds, String signalName, String eventPayload, String marshallingType) {
List<Long> ids = convert(processInstanceIds);
if (ids.isEmpty()) {
return;
}
containerId = context.getContainerId(containerId, ProcessContainerLocatorProvider.get().getLocator(ids.get(0)));
logger.debug("About to unmarshal event from payload: '{}'", eventPayload);
Object event = marshallerHelper.unmarshal(containerId, eventPayload, marshallingType, Object.class);
logger.debug("Calling signal '{}' process instances with id {} on container {} and event {}", signalName, processInstanceIds, containerId, event);
processService.signalProcessInstances(containerId, ids, signalName, event);
}
public void signalProcessInstanceByCorrelationKey(String containerId,
String correlationKey,
String signalName,
String eventPayload,
String marshallingType) {
String[] correlationProperties = correlationKey.split(":");
CorrelationKey actualCorrelationKey = correlationKeyFactory.newCorrelationKey(Arrays.asList(correlationProperties));
logger.debug("About to unmarshal event from payload: '{}'", eventPayload);
Object event = marshallerHelper.unmarshal(containerId, eventPayload, marshallingType, Object.class);
logger.debug("Calling signal '{}' process instances with correlation key {} on container {} and event {}", signalName, correlationKey, containerId, event);
processService.signalProcessInstanceByCorrelationKey(actualCorrelationKey, signalName, event);
}
public void signalProcessInstancesByCorrelationKey(String containerId,
List<String> correlationKeys,
String signalName,
String eventPayload,
String marshallingType) {
logger.debug("About to unmarshal event from payload: '{}'", eventPayload);
Object event = marshallerHelper.unmarshal(containerId, eventPayload, marshallingType, Object.class);
List<CorrelationKey> keys = correlationKeys.stream().map(e -> correlationKeyFactory.newCorrelationKey(Arrays.asList(e.split(":")))).collect(Collectors.toList());
logger.debug("Calling signal '{}' process instances with correlation key {} on container {} and event {}", signalName, keys, containerId, event);
processService.signalProcessInstancesByCorrelationKeys(keys, signalName, event);
}
public void signal(String containerId, String signalName, String marshallingType) {
logger.debug("Calling signal '{}' on container {} and event {}", signalName, containerId, null);
processService.signalEvent(context.getContainerId(containerId, LatestContainerLocator.get()), signalName, null);
}
public void signal(String containerId, String signalName, String eventPayload, String marshallingType) {
logger.debug("About to unmarshal event from payload: '{}'", eventPayload);
Object event = marshallerHelper.unmarshal(containerId, eventPayload, marshallingType, Object.class);
logger.debug("Calling signal '{}' on container {} and event {}", signalName, containerId, event);
processService.signalEvent(context.getContainerId(containerId, LatestContainerLocator.get()), signalName,
event);
}
public String getProcessInstance(String containerId, Number processInstanceId, boolean withVars, String marshallingType) {
ProcessInstanceDesc instanceDesc = runtimeDataService.getProcessInstanceById(processInstanceId.longValue());
if (instanceDesc == null) {
throw new IllegalStateException("Unable to find process instance with id " + processInstanceId);
}
ContainerLocator locator = ProcessContainerLocatorProvider.get().getLocator(processInstanceId);
containerId = context.getContainerId(containerId, locator);
org.kie.server.api.model.instance.ProcessInstance processInstance = convertToProcessInstance(instanceDesc);
if (Boolean.TRUE.equals(withVars) && processInstance.getState().equals(ProcessInstance.STATE_ACTIVE)) {
Map<String, Object> variables = processService.getProcessInstanceVariables(containerId, processInstanceId.longValue());
processInstance.setVariables(variables);
}
logger.debug("About to marshal process instance with id '{}' {}", processInstanceId, processInstance);
return marshallerHelper.marshal(containerId, marshallingType, processInstance, locator);
}
public void setProcessVariable(String containerId, Number processInstanceId, String varName, String variablePayload, String marshallingType) {
containerId = context.getContainerId(containerId, ProcessContainerLocatorProvider.get().getLocator(processInstanceId));
logger.debug("About to unmarshal variable from payload: '{}'", variablePayload);
Object variable = marshallerHelper.unmarshal(containerId, variablePayload, marshallingType, Object.class);
logger.debug("Setting variable '{}' on process instance with id {} with value {}", varName, processInstanceId, variable);
processService.setProcessVariable(containerId, processInstanceId.longValue(), varName, variable);
}
public void setProcessVariables(String containerId, Number processInstanceId, String variablePayload, String marshallingType) {
containerId = context.getContainerId(containerId, ProcessContainerLocatorProvider.get().getLocator(processInstanceId));
logger.debug("About to unmarshal variables from payload: '{}'", variablePayload);
Map<String, Object> variables = marshallerHelper.unmarshal(containerId, variablePayload, marshallingType, Map.class);
logger.debug("Setting variables '{}' on process instance with id {} with value {}", variables.keySet(), processInstanceId, variables.values());
processService.setProcessVariables(containerId, processInstanceId.longValue(), variables);
}
public String getProcessInstanceVariable(String containerId, Number processInstanceId, String varName, String marshallingType) {
containerId = context.getContainerId(containerId, ProcessContainerLocatorProvider.get().getLocator(processInstanceId));
Object variable = processService.getProcessInstanceVariable(containerId, processInstanceId.longValue(), varName);
if (variable == null) {
throw new IllegalStateException("Unable to find variable '"+ varName + "' within process instance with id " + processInstanceId);
}
logger.debug("About to marshal process variable with name '{}' {}", varName, variable);
String response = marshallerHelper.marshal(containerId, marshallingType, variable);
return response;
}
public String getProcessInstanceVariables(String containerId, Number processInstanceId, String marshallingType) {
containerId = context.getContainerId(containerId, ProcessContainerLocatorProvider.get().getLocator(processInstanceId));
Map<String, Object> variables = processService.getProcessInstanceVariables(containerId, processInstanceId.longValue());
logger.debug("About to marshal process variables {}", variables);
String response = marshallerHelper.marshal(containerId, marshallingType, variables);
return response;
}
public String getAvailableSignals(String containerId, Number processInstanceId, String marshallingType) {
containerId = context.getContainerId(containerId, ProcessContainerLocatorProvider.get().getLocator(processInstanceId));
Collection<String> signals = processService.getAvailableSignals(containerId, processInstanceId.longValue());
logger.debug("About to marshal available signals {}", signals);
String response = marshallerHelper.marshal(containerId, marshallingType, signals);
return response;
}
public void completeWorkItem(String containerId, Number processInstanceId, Number workItemId, String resultPayload, String marshallingType) {
containerId = context.getContainerId(containerId, ProcessContainerLocatorProvider.get().getLocator(processInstanceId));
logger.debug("About to unmarshal work item result from payload: '{}'", resultPayload);
Map<String, Object> results = marshallerHelper.unmarshal(containerId, resultPayload, marshallingType, Map.class);
logger.debug("Completing work item '{}' on process instance id {} with value {}", workItemId, processInstanceId, results);
processService.completeWorkItem(containerId, processInstanceId.longValue(), workItemId.longValue(), results);
}
public void abortWorkItem(String containerId, Number processInstanceId, Number workItemId) {
containerId = context.getContainerId(containerId, ProcessContainerLocatorProvider.get().getLocator(processInstanceId));
logger.debug("Aborting work item '{}' on process instance id {}", workItemId, processInstanceId);
processService.abortWorkItem(containerId, processInstanceId.longValue(), workItemId.longValue());
}
public String getWorkItem(String containerId, Number processInstanceId, Number workItemId, String marshallingType) {
containerId = context.getContainerId(containerId, ProcessContainerLocatorProvider.get().getLocator(processInstanceId));
WorkItem workItem = processService.getWorkItem(containerId, processInstanceId.longValue(), workItemId.longValue());
if (workItem == null) {
throw new IllegalStateException("Unable to find work item with id " + workItemId);
}
WorkItemInstance workItemInstance = WorkItemInstance.builder()
.id(workItem.getId())
.nodeInstanceId(((org.drools.core.process.instance.WorkItem) workItem).getNodeInstanceId())
.processInstanceId(workItem.getProcessInstanceId())
.containerId(((org.drools.core.process.instance.WorkItem) workItem).getDeploymentId())
.name(workItem.getName())
.nodeId(((org.drools.core.process.instance.WorkItem) workItem).getNodeId())
.parameters(workItem.getParameters())
.state(workItem.getState())
.build();
logger.debug("About to marshal work item {}", workItemInstance);
return marshallerHelper.marshal(containerId, marshallingType, workItemInstance, ProcessContainerLocatorProvider.get().getLocator(processInstanceId));
}
public String getWorkItemByProcessInstance(String containerId, Number processInstanceId, String marshallingType) {
containerId = context.getContainerId(containerId, ProcessContainerLocatorProvider.get().getLocator(processInstanceId));
List<WorkItem> workItems = processService.getWorkItemByProcessInstance(containerId, processInstanceId.longValue());
WorkItemInstance[] instances = new WorkItemInstance[workItems.size()];
int counter = 0;
for (WorkItem workItem : workItems) {
WorkItemInstance workItemInstance = WorkItemInstance.builder()
.id(workItem.getId())
.nodeInstanceId(((org.drools.core.process.instance.WorkItem) workItem).getNodeInstanceId())
.processInstanceId(workItem.getProcessInstanceId())
.containerId(((org.drools.core.process.instance.WorkItem) workItem).getDeploymentId())
.name(workItem.getName())
.nodeId(((org.drools.core.process.instance.WorkItem) workItem).getNodeId())
.parameters(workItem.getParameters())
.state(workItem.getState())
.build();
instances[counter] = workItemInstance;
counter++;
}
WorkItemInstanceList result = new WorkItemInstanceList(instances);
logger.debug("About to marshal work items {}", result);
String response = marshallerHelper.marshal(containerId, marshallingType, result);
return response;
}
public ProcessInstanceList getProcessInstancesByParent(long parentProcessInstanceId, List<Integer> status, Integer page, Integer pageSize, String sort, boolean sortOrder) {
if (sort == null || sort.isEmpty()) {
sort = "ProcessInstanceId";
}
if (status == null || status.isEmpty()) {
status = new ArrayList<Integer>();
status.add(ProcessInstance.STATE_ACTIVE);
}
Collection<ProcessInstanceDesc> instances = runtimeDataService.getProcessInstancesByParent(parentProcessInstanceId, status, buildQueryContext(page, pageSize, sort, sortOrder));
logger.debug("Found {} process instances , statuses '{}'", instances.size(), status);
ProcessInstanceList processInstanceList = convertToProcessInstanceList(instances);
logger.debug("Returning result of process instance search: {}", processInstanceList);
return processInstanceList;
}
}