| Package | Description | 
|---|---|
| org.camunda.bpm.engine | 
 Public API of the camunda BPM engine. 
Typical usage of the API starts by the creation of a ProcessEngineConfiguration
    (typically based on a configuration file), from which a ProcessEngine can be obtained.Through the services obtained from such a ProcessEngine, BPM and workflow operation
    can be executed:RepositoryService:
    Manages DeploymentsRuntimeService:
    For starting and searching ProcessInstancesTaskService:
    Exposes operations to manage human (standalone) Tasks,
    such as claiming, completing and assigning tasksIdentityService:
    Used for managing Users,
    Groups and the relations between themManagementService:
    Exposes engine admin and maintenance operations,
    which have no relation to the runtime execution of business processesHistoryService:
    Exposes information about ongoing and past process instances.FormService:
    Access to form data and rendered forms for starting new process instances and completing tasks. | 
| org.camunda.bpm.engine.externaltask | |
| org.camunda.bpm.engine.impl | 
 API implementation classes, which shouldn't directly be used by end-users. 
 | 
| org.camunda.bpm.engine.impl.externaltask | |
| org.camunda.bpm.engine.rest.dto.externaltask | 
| Modifier and Type | Method and Description | 
|---|---|
ExternalTaskQueryBuilder | 
ExternalTaskService.fetchAndLock(int maxTasks,
            String workerId)
Calls method fetchAndLock(maxTasks, workerId, usePriority), where usePriority is false. 
 | 
ExternalTaskQueryBuilder | 
ExternalTaskService.fetchAndLock(int maxTasks,
            String workerId,
            boolean usePriority)
Defines fetching of external tasks by using a fluent builder. 
 | 
| Modifier and Type | Interface and Description | 
|---|---|
interface  | 
ExternalTaskQueryTopicBuilder  | 
| Modifier and Type | Method and Description | 
|---|---|
ExternalTaskQueryBuilder | 
ExternalTaskServiceImpl.fetchAndLock(int maxTasks,
            String workerId)  | 
ExternalTaskQueryBuilder | 
ExternalTaskServiceImpl.fetchAndLock(int maxTasks,
            String workerId,
            boolean usePriority)  | 
| Modifier and Type | Class and Description | 
|---|---|
class  | 
ExternalTaskQueryTopicBuilderImpl  | 
| Modifier and Type | Method and Description | 
|---|---|
ExternalTaskQueryBuilder | 
FetchExternalTasksDto.buildQuery(ProcessEngine processEngine)  | 
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