org.jbpm.services.api

## Interface ProcessService

- All Known Subinterfaces:
    ProcessServiceEJBLocal, ProcessServiceEJBRemote
  All Known Implementing Classes:
    ProcessServiceCDIImpl, ProcessServiceEJBImpl, ProcessServiceImpl

      public interface ProcessService

- - ### Method Summary

    All Methods Instance Methods Abstract Methods
    Modifier and Type | Method and Description
    --- | ---
    `void` | `abortProcessInstance(Long processInstanceId)` Aborts the specified process
    `void` | `abortProcessInstance(String deploymentId, Long processInstanceId)` Aborts the specified process
    `void` | `abortProcessInstances(List<Long> processInstanceIds)` Aborts all specified processes
    `void` | `abortProcessInstances(String deploymentId, List<Long> processInstanceIds)` Aborts all specified processes
    `void` | `abortWorkItem(Long id)` Abort the specified workItem
    `void` | `abortWorkItem(String deploymentId, Long processInstanceId, Long id)` Abort the specified workItem
    `void` | `completeWorkItem(Long id, Map<String,Object> results)` Completes the specified WorkItem with the given results
    `void` | `completeWorkItem(String deploymentId, Long processInstanceId, Long id, Map<String,Object> results)` Completes the specified WorkItem with the given results
    `<T> T` | `execute(String deploymentId, org.kie.api.command.Command<T> command)` Executes provided command on the underlying command executor (usually KieSession)
    `<T> T` | `execute(String deploymentId, org.kie.api.runtime.manager.Context<?> context, org.kie.api.command.Command<T> command)` Executes provided command on the underlying command executor (usually KieSession)
    `Collection<String>` | `getAvailableSignals(Long processInstanceId)` Returns all signals available in current state of given process instance
    `Collection<String>` | `getAvailableSignals(String deploymentId, Long processInstanceId)` Returns all signals available in current state of given process instance
    `org.kie.api.runtime.process.ProcessInstance` | `getProcessInstance(org.kie.internal.process.CorrelationKey correlationKey)` Returns process instance information.
    `org.kie.api.runtime.process.ProcessInstance` | `getProcessInstance(Long processInstanceId)` Returns process instance information.
    `org.kie.api.runtime.process.ProcessInstance` | `getProcessInstance(String deploymentId, org.kie.internal.process.CorrelationKey correlationKey)` Returns process instance information.
    `org.kie.api.runtime.process.ProcessInstance` | `getProcessInstance(String deploymentId, Long processInstanceId)` Returns process instance information.
    `Object` | `getProcessInstanceVariable(Long processInstanceId, String variableName)` Gets a process instance's variable.
    `Object` | `getProcessInstanceVariable(String deploymentId, Long processInstanceId, String variableName)` Gets a process instance's variable.
    `Map<String,Object>` | `getProcessInstanceVariables(Long processInstanceId)` Gets a process instance's variable values.
    `Map<String,Object>` | `getProcessInstanceVariables(String deploymentId, Long processInstanceId)` Gets a process instance's variable values.
    `org.kie.api.runtime.process.WorkItem` | `getWorkItem(Long id)` Returns the specified workItem
    `org.kie.api.runtime.process.WorkItem` | `getWorkItem(String deploymentId, Long processInstanceId, Long id)` Returns the specified workItem
    `List<org.kie.api.runtime.process.WorkItem>` | `getWorkItemByProcessInstance(Long processInstanceId)` Returns active work items by process instance id.
    `List<org.kie.api.runtime.process.WorkItem>` | `getWorkItemByProcessInstance(String deploymentId, Long processInstanceId)` Returns active work items by process instance id.
    `void` | `setProcessVariable(Long processInstanceId, String variableId, Object value)` Sets a process variable.
    `void` | `setProcessVariable(String deploymentId, Long processInstanceId, String variableId, Object value)` Sets a process variable.
    `void` | `setProcessVariables(Long processInstanceId, Map<String,Object> variables)` Sets process variables.
    `void` | `setProcessVariables(String deploymentId, Long processInstanceId, Map<String,Object> variables)` Sets process variables.
    `void` | `signalEvent(String deployment, String signalName, Object event)` Signal an event to a any process instance that listens to give signal that belongs to given deployment
    `void` | `signalProcessInstance(Long processInstanceId, String signalName, Object event)` Signal an event to a single process instance
    `void` | `signalProcessInstance(String deploymentId, Long processInstanceId, String signalName, Object event)` Signal an event to a single process instance
    `void` | `signalProcessInstanceByCorrelationKey(org.kie.internal.process.CorrelationKey correlationKey, String signalName, Object event)` Signal an event to a single process instance by correlation key
    `void` | `signalProcessInstanceByCorrelationKey(String deploymentId, org.kie.internal.process.CorrelationKey correlationKey, String signalName, Object event)` Signal an event to a single process instance by correlation key
    `void` | `signalProcessInstances(List<Long> processInstanceIds, String signalName, Object event)` Signal an event to given list of process instances
    `void` | `signalProcessInstances(String deploymentId, List<Long> processInstanceIds, String signalName, Object event)` Signal an event to given list of process instances
    `void` | `signalProcessInstancesByCorrelationKeys(List<org.kie.internal.process.CorrelationKey> correlationKeys, String signalName, Object event)` Signal an event to given list of correlation keys
    `void` | `signalProcessInstancesByCorrelationKeys(String deploymentId, List<org.kie.internal.process.CorrelationKey> correlationKeys, String signalName, Object event)` Signal an event to given list of correlation keys
    `Long` | `startProcess(String deploymentId, String processId)` Starts a process with no variables
    `Long` | `startProcess(String deploymentId, String processId, org.kie.internal.process.CorrelationKey correlationKey)` Starts a process with no variables
    `Long` | `startProcess(String deploymentId, String processId, org.kie.internal.process.CorrelationKey correlationKey, Map<String,Object> params)` Starts a process with no variables
    `Long` | `startProcess(String deploymentId, String processId, Map<String,Object> params)` Starts a process with no variables
    `Long` | `startProcessFromNodeIds(String deploymentId, String processId, org.kie.internal.process.CorrelationKey key, Map<String,Object> params, String... nodeIds)` Starts a process with the values supplied from the current nodes
    `Long` | `startProcessFromNodeIds(String deploymentId, String processId, Map<String,Object> params, String... nodeIds)` Starts a process with the values supplied from the current nodes

- - ### Method Detail

    - #### startProcess

          Long startProcess(String deploymentId,
                            String processId)

      Starts a process with no variables
      Parameters:
        `deploymentId` - deployment information for the process's kjar
        `processId` - The process's identifier
      Returns:
        process instance identifier
      Throws:
        `RuntimeException` - in case of encountered errors
        `DeploymentNotFoundException` - in case deployment with given deployment id does not exist
        `DeploymentNotActiveException` - in case deployment with given deployment id is not active

    - #### startProcess

          Long startProcess(String deploymentId,
                            String processId,
                            Map<String,Object> params)

      Starts a process with no variables
      Parameters:
        `deploymentId` - deployment information for the process's kjar
        `processId` - The process's identifier
        `params` - process variables
      Returns:
        process instance identifier
      Throws:
        `RuntimeException` - in case of encountered errors
        `DeploymentNotFoundException` - in case deployment with given deployment id does not exist
        `DeploymentNotActiveException` - in case deployment with given deployment id is not active

    - #### startProcess

          Long startProcess(String deploymentId,
                            String processId,
                            org.kie.internal.process.CorrelationKey correlationKey)

      Starts a process with no variables
      Parameters:
        `deploymentId` - deployment information for the process's kjar
        `processId` - The process's identifier
        `correlationKey` - correlation key to be assigned to process instance - must be unique
      Returns:
        process instance identifier
      Throws:
        `RuntimeException` - in case of encountered errors
        `DeploymentNotFoundException` - in case deployment with given deployment id does not exist
        `DeploymentNotActiveException` - in case deployment with given deployment id is not active

    - #### startProcess

          Long startProcess(String deploymentId,
                            String processId,
                            org.kie.internal.process.CorrelationKey correlationKey,
                            Map<String,Object> params)

      Starts a process with no variables
      Parameters:
        `deploymentId` - deployment information for the process's kjar
        `processId` - The process's identifier
        `correlationKey` - correlation key to be assigned to process instance - must be unique
        `params` - process variables
      Returns:
        process instance identifier
      Throws:
        `RuntimeException` - in case of encountered errors
        `DeploymentNotFoundException` - in case deployment with given deployment id does not exist
        `DeploymentNotActiveException` - in case deployment with given deployment id is not active

    - #### startProcessFromNodeIds

          Long startProcessFromNodeIds(String deploymentId,
                                       String processId,
                                       Map<String,Object> params,
                                       String... nodeIds)

      Starts a process with the values supplied from the current nodes
      Parameters:
        `deploymentId` - deployment information for the process's kjar
        `processId` - The process's identifier
        `params` - process variables
        `nodeIds` - list of bpmn node id list where the process is going to start
      Returns:
        process instance identifier
      Throws:
        `RuntimeException` - in case of encountered errors
        `DeploymentNotFoundException` - in case deployment with given deployment id does not exist
        `DeploymentNotActiveException` - in case deployment with given deployment id is not active

    - #### startProcessFromNodeIds

          Long startProcessFromNodeIds(String deploymentId,
                                       String processId,
                                       org.kie.internal.process.CorrelationKey key,
                                       Map<String,Object> params,
                                       String... nodeIds)

      Starts a process with the values supplied from the current nodes
      Parameters:
        `deploymentId` - deployment information for the process's kjar
        `processId` - The process's identifier
        `key` - correlation key (must be unique)
        `params` - process variables
        `nodeIds` - list of bpmn node id list where the process is going to start.
      Returns:
        process instance identifier
      Throws:
        `RuntimeException` - in case of encountered errors
        `DeploymentNotFoundException` - in case deployment with given deployment id does not exist
        `DeploymentNotActiveException` - in case deployment with given deployment id is not active

    - #### abortProcessInstance

          void abortProcessInstance(Long processInstanceId)

      Aborts the specified process
      Parameters:
        `processInstanceId` - process instance's unique identifier
      Throws:
        `DeploymentNotFoundException` - in case deployment unit was not found
        `ProcessInstanceNotFoundException` - in case process instance with given id was not found

    - #### abortProcessInstance

          void abortProcessInstance(String deploymentId,
                                    Long processInstanceId)

      Aborts the specified process
      Parameters:
        `deploymentId` - deployment that process instance belongs to
        `processInstanceId` - process instance's unique identifier
      Throws:
        `DeploymentNotFoundException` - in case deployment unit was not found
        `ProcessInstanceNotFoundException` - in case process instance with given id was not found

    - #### abortProcessInstances

          void abortProcessInstances(List<Long> processInstanceIds)

      Aborts all specified processes
      Parameters:
        `processInstanceIds` - list of process instance unique identifiers
      Throws:
        `DeploymentNotFoundException` - in case deployment unit was not found
        `ProcessInstanceNotFoundException` - in case process instance with given id was not found

    - #### abortProcessInstances

          void abortProcessInstances(String deploymentId,
                                     List<Long> processInstanceIds)

      Aborts all specified processes
      Parameters:
        `deploymentId` - deployment that process instance belongs to
        `processInstanceIds` - list of process instance unique identifiers
      Throws:
        `DeploymentNotFoundException` - in case deployment unit was not found
        `ProcessInstanceNotFoundException` - in case process instance with given id was not found

    - #### signalProcessInstance

          void signalProcessInstance(Long processInstanceId,
                                     String signalName,
                                     Object event)

      Signal an event to a single process instance
      Parameters:
        `processInstanceId` - the process instance's unique identifier
        `signalName` - the signal's id in the process
        `event` - the event object to be passed in with the event
      Throws:
        `DeploymentNotFoundException` - in case deployment unit was not found
        `ProcessInstanceNotFoundException` - in case process instance with given id was not found

    - #### signalProcessInstance

          void signalProcessInstance(String deploymentId,
                                     Long processInstanceId,
                                     String signalName,
                                     Object event)

      Signal an event to a single process instance
      Parameters:
        `deploymentId` - deployment that process instance belongs to
        `processInstanceId` - the process instance's unique identifier
        `signalName` - the signal's id in the process
        `event` - the event object to be passed in with the event
      Throws:
        `DeploymentNotFoundException` - in case deployment unit was not found
        `ProcessInstanceNotFoundException` - in case process instance with given id was not found

    - #### signalProcessInstances

          void signalProcessInstances(List<Long> processInstanceIds,
                                      String signalName,
                                      Object event)

      Signal an event to given list of process instances
      Parameters:
        `processInstanceIds` - list of process instance unique identifiers
        `signalName` - the signal's id in the process
        `event` - the event object to be passed in with the event
      Throws:
        `DeploymentNotFoundException` - in case deployment unit was not found
        `ProcessInstanceNotFoundException` - in case process instance with given id was not found

    - #### signalProcessInstances

          void signalProcessInstances(String deploymentId,
                                      List<Long> processInstanceIds,
                                      String signalName,
                                      Object event)

      Signal an event to given list of process instances
      Parameters:
        `deploymentId` - deployment that process instance belongs to
        `processInstanceIds` - list of process instance unique identifiers
        `signalName` - the signal's id in the process
        `event` - the event object to be passed in with the event
      Throws:
        `DeploymentNotFoundException` - in case deployment unit was not found
        `ProcessInstanceNotFoundException` - in case process instance with given id was not found

    - #### signalProcessInstanceByCorrelationKey

          void signalProcessInstanceByCorrelationKey(org.kie.internal.process.CorrelationKey correlationKey,
                                                     String signalName,
                                                     Object event)

      Signal an event to a single process instance by correlation key
      Parameters:
        `correlationKey` - the process instances unique correlation key
        `signalName` - the signals id in the process
        `event` - the event object to be passed in with the event
      Throws:
        `DeploymentNotFoundException` - in case deployment unit was not found
        `ProcessInstanceNotFoundException` - in case process instance with given id was not found

    - #### signalProcessInstanceByCorrelationKey

          void signalProcessInstanceByCorrelationKey(String deploymentId,
                                                     org.kie.internal.process.CorrelationKey correlationKey,
                                                     String signalName,
                                                     Object event)

      Signal an event to a single process instance by correlation key
      Parameters:
        `deploymentId` - deployment that process instance belongs to
        `correlationKey` - the process instances unique correlation key
        `signalName` - the signals id in the process
        `event` - the event object to be passed in with the event
      Throws:
        `DeploymentNotFoundException` - in case deployment unit was not found
        `ProcessInstanceNotFoundException` - in case process instance with given id was not found

    - #### signalProcessInstancesByCorrelationKeys

          void signalProcessInstancesByCorrelationKeys(List<org.kie.internal.process.CorrelationKey> correlationKeys,
                                                       String signalName,
                                                       Object event)

      Signal an event to given list of correlation keys
      Parameters:
        `correlationKeys` - list of process instance unique correlation keys
        `signalName` - the signal's id in the process
        `event` - the event object to be passed in with the event
      Throws:
        `DeploymentNotFoundException` - in case deployment unit was not found
        `ProcessInstanceNotFoundException` - in case process instance with given id was not found

    - #### signalProcessInstancesByCorrelationKeys

          void signalProcessInstancesByCorrelationKeys(String deploymentId,
                                                       List<org.kie.internal.process.CorrelationKey> correlationKeys,
                                                       String signalName,
                                                       Object event)

      Signal an event to given list of correlation keys
      Parameters:
        `deploymentId` - deployment that process instance belongs to
        `correlationKeys` - list of process instance unique correlation keys
        `signalName` - the signal's id in the process
        `event` - the event object to be passed in with the event
      Throws:
        `DeploymentNotFoundException` - in case deployment unit was not found
        `ProcessInstanceNotFoundException` - in case process instance with given id was not found

    - #### signalEvent

          void signalEvent(String deployment,
                           String signalName,
                           Object event)

      Signal an event to a any process instance that listens to give signal that belongs to given deployment
      Parameters:
        `deployment` - information for the process's kjar
        `signalName` - the signal's id in the process
        `event` - the event object to be passed in with the event
      Throws:
        `DeploymentNotFoundException` - in case deployment unit was not found

    - #### getProcessInstance

          org.kie.api.runtime.process.ProcessInstance getProcessInstance(Long processInstanceId)

      Returns process instance information. Will return null if no active process with that id is found
      Parameters:
        `processInstanceId` - The process instance's unique identifier
      Returns:
        Process instance information
      Throws:
        `DeploymentNotFoundException` - in case deployment unit was not found

    - #### getProcessInstance

          org.kie.api.runtime.process.ProcessInstance getProcessInstance(String deploymentId,
                                                                         Long processInstanceId)

      Returns process instance information. Will return null if no active process with that id is found
      Parameters:
        `deploymentId` - deployment that process instance belongs to
        `processInstanceId` - The process instance's unique identifier
      Returns:
        Process instance information
      Throws:
        `DeploymentNotFoundException` - in case deployment unit was not found

    - #### getProcessInstance

          org.kie.api.runtime.process.ProcessInstance getProcessInstance(org.kie.internal.process.CorrelationKey correlationKey)

      Returns process instance information. Will return null if no active process with that correlation key is found
      Parameters:
        `correlationKey` - correlation key assigned to process instance
      Returns:
        Process instance information
      Throws:
        `DeploymentNotFoundException` - in case deployment unit was not found

    - #### getProcessInstance

          org.kie.api.runtime.process.ProcessInstance getProcessInstance(String deploymentId,
                                                                         org.kie.internal.process.CorrelationKey correlationKey)

      Returns process instance information. Will return null if no active process with that correlation key is found
      Parameters:
        `deploymentId` - deployment that process instance belongs to
        `correlationKey` - correlation key assigned to process instance
      Returns:
        Process instance information
      Throws:
        `DeploymentNotFoundException` - in case deployment unit was not found

    - #### setProcessVariable

          void setProcessVariable(Long processInstanceId,
                                  String variableId,
                                  Object value)

      Sets a process variable.
      Parameters:
        `processInstanceId` - The process instance's unique identifier.
        `variableId` - The variable id to set.
        `value` - The variable value.
      Throws:
        `DeploymentNotFoundException` - in case deployment unit was not found
        `ProcessInstanceNotFoundException` - in case process instance with given id was not found

    - #### setProcessVariable

          void setProcessVariable(String deploymentId,
                                  Long processInstanceId,
                                  String variableId,
                                  Object value)

      Sets a process variable.
      Parameters:
        `deploymentId` - deployment that process instance belongs to
        `processInstanceId` - The process instance's unique identifier.
        `variableId` - The variable id to set.
        `value` - The variable value.
      Throws:
        `DeploymentNotFoundException` - in case deployment unit was not found
        `ProcessInstanceNotFoundException` - in case process instance with given id was not found

    - #### setProcessVariables

          void setProcessVariables(Long processInstanceId,
                                   Map<String,Object> variables)

      Sets process variables.
      Parameters:
        `processInstanceId` - The process instance's unique identifier.
        `variables` - map of process variables (key - variable name, value - variable value)
      Throws:
        `DeploymentNotFoundException` - in case deployment unit was not found
        `ProcessInstanceNotFoundException` - in case process instance with given id was not found

    - #### setProcessVariables

          void setProcessVariables(String deploymentId,
                                   Long processInstanceId,
                                   Map<String,Object> variables)

      Sets process variables.
      Parameters:
        `deploymentId` - deployment that process instance belongs to
        `processInstanceId` - The process instance's unique identifier.
        `variables` - map of process variables (key - variable name, value - variable value)
      Throws:
        `DeploymentNotFoundException` - in case deployment unit was not found
        `ProcessInstanceNotFoundException` - in case process instance with given id was not found

    - #### getProcessInstanceVariable

          Object getProcessInstanceVariable(Long processInstanceId,
                                            String variableName)

      Gets a process instance's variable.
      Parameters:
        `processInstanceId` - the process instance's unique identifier.
        `variableName` - the variable name to get from the process.
      Throws:
        `DeploymentNotFoundException` - in case deployment unit was not found
        `ProcessInstanceNotFoundException` - in case process instance with given id was not found

    - #### getProcessInstanceVariable

          Object getProcessInstanceVariable(String deploymentId,
                                            Long processInstanceId,
                                            String variableName)

      Gets a process instance's variable.
      Parameters:
        `deploymentId` - deployment that process instance belongs to
        `processInstanceId` - the process instance's unique identifier.
        `variableName` - the variable name to get from the process.
      Throws:
        `DeploymentNotFoundException` - in case deployment unit was not found
        `ProcessInstanceNotFoundException` - in case process instance with given id was not found

    - #### getProcessInstanceVariables

          Map<String,Object> getProcessInstanceVariables(Long processInstanceId)

      Gets a process instance's variable values.
      Parameters:
        `processInstanceId` - The process instance's unique identifier.
      Throws:
        `DeploymentNotFoundException` - in case deployment unit was not found
        `ProcessInstanceNotFoundException` - in case process instance with given id was not found

    - #### getProcessInstanceVariables

          Map<String,Object> getProcessInstanceVariables(String deploymentId,
                                                         Long processInstanceId)

      Gets a process instance's variable values.
      Parameters:
        `deploymentId` - deployment that process instance belongs to
        `processInstanceId` - The process instance's unique identifier.
      Throws:
        `DeploymentNotFoundException` - in case deployment unit was not found
        `ProcessInstanceNotFoundException` - in case process instance with given id was not found

    - #### getAvailableSignals

          Collection<String> getAvailableSignals(Long processInstanceId)

      Returns all signals available in current state of given process instance
      Parameters:
        `processInstanceId` - process instance id
      Returns:
        list of available signals or empty list if no signals are available

    - #### getAvailableSignals

          Collection<String> getAvailableSignals(String deploymentId,
                                                 Long processInstanceId)

      Returns all signals available in current state of given process instance
      Parameters:
        `deploymentId` - deployment that process instance belongs to
        `processInstanceId` - process instance id
      Returns:
        list of available signals or empty list if no signals are available

    - #### completeWorkItem

          void completeWorkItem(Long id,
                                Map<String,Object> results)

      Completes the specified WorkItem with the given results
      Parameters:
        `id` - workItem id
        `results` - results of the workItem
      Throws:
        `DeploymentNotFoundException` - in case deployment unit was not found
        `WorkItemNotFoundException` - in case work item with given id was not found

    - #### completeWorkItem

          void completeWorkItem(String deploymentId,
                                Long processInstanceId,
                                Long id,
                                Map<String,Object> results)

      Completes the specified WorkItem with the given results
      Parameters:
        `deploymentId` - deployment that process instance belongs to
        `processInstanceId` - process instance id that work item belongs to
        `id` - workItem id
        `results` - results of the workItem
      Throws:
        `DeploymentNotFoundException` - in case deployment unit was not found
        `WorkItemNotFoundException` - in case work item with given id was not found

    - #### abortWorkItem

          void abortWorkItem(Long id)

      Abort the specified workItem
      Parameters:
        `id` - workItem id
      Throws:
        `DeploymentNotFoundException` - in case deployment unit was not found
        `WorkItemNotFoundException` - in case work item with given id was not found

    - #### abortWorkItem

          void abortWorkItem(String deploymentId,
                             Long processInstanceId,
                             Long id)

      Abort the specified workItem
      Parameters:
        `deploymentId` - deployment that process instance belongs to
        `processInstanceId` - process instance id that work item belongs to
        `id` - workItem id
      Throws:
        `DeploymentNotFoundException` - in case deployment unit was not found
        `WorkItemNotFoundException` - in case work item with given id was not found

    - #### getWorkItem

          org.kie.api.runtime.process.WorkItem getWorkItem(Long id)

      Returns the specified workItem
      Parameters:
        `id` - workItem id
      Returns:
        The specified workItem
      Throws:
        `DeploymentNotFoundException` - in case deployment unit was not found
        `WorkItemNotFoundException` - in case work item with given id was not found

    - #### getWorkItem

          org.kie.api.runtime.process.WorkItem getWorkItem(String deploymentId,
                                                           Long processInstanceId,
                                                           Long id)

      Returns the specified workItem
      Parameters:
        `deploymentId` - deployment that process instance belongs to
        `processInstanceId` - process instance id that work item belongs to
        `id` - workItem id
      Returns:
        The specified workItem
      Throws:
        `DeploymentNotFoundException` - in case deployment unit was not found
        `WorkItemNotFoundException` - in case work item with given id was not found

    - #### getWorkItemByProcessInstance

          List<org.kie.api.runtime.process.WorkItem> getWorkItemByProcessInstance(Long processInstanceId)

      Returns active work items by process instance id.
      Parameters:
        `processInstanceId` - process instance id
      Returns:
        The list of active workItems for the process instance
      Throws:
        `DeploymentNotFoundException` - in case deployment unit was not found
        `ProcessInstanceNotFoundException` - in case process instance with given id was not found

    - #### getWorkItemByProcessInstance

          List<org.kie.api.runtime.process.WorkItem> getWorkItemByProcessInstance(String deploymentId,
                                                                                  Long processInstanceId)

      Returns active work items by process instance id.
      Parameters:
        `deploymentId` - deployment that process instance belongs to
        `processInstanceId` - process instance id
      Returns:
        The list of active workItems for the process instance
      Throws:
        `DeploymentNotFoundException` - in case deployment unit was not found
        `ProcessInstanceNotFoundException` - in case process instance with given id was not found

    - #### execute

          <T> T execute(String deploymentId,
                        org.kie.api.command.Command<T> command)

      Executes provided command on the underlying command executor (usually KieSession)
      Parameters:
        `deploymentId` - deployment information for the process's kjar
        `command` - actual command for execution
      Returns:
        results of command execution
      Throws:
        `DeploymentNotFoundException` - in case deployment with given deployment id does not exist
        `DeploymentNotActiveException` - in case deployment with given deployment id is not active for restricted commands (e.g. start process)

    - #### execute

          <T> T execute(String deploymentId,
                        org.kie.api.runtime.manager.Context<?> context,
                        org.kie.api.command.Command<T> command)

      Executes provided command on the underlying command executor (usually KieSession)
      Parameters:
        `deploymentId` - deployment information for the process's kjar
        `context` - context implementation to be used to get runtime engine
        `command` - actual command for execution
      Returns:
        results of command execution
      Throws:
        `DeploymentNotFoundException` - in case deployment with given deployment id does not exist
        `DeploymentNotActiveException` - in case deployment with given deployment id is not active for restricted commands (e.g. start process)

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