AsyncExecutor options and using TaskExecutor bean provided by spring

activiti-spring-boot-starter/src/main/java/org/activiti/spring/boot/AbstractProcessEngineAutoConfiguration.java

@@ -29,8 +29,10 @@ import org.activiti.spring.SpringAsyncExecutor;
 import org.activiti.spring.SpringCallerRunsRejectedJobsHandler;
 import org.activiti.spring.SpringProcessEngineConfiguration;
 import org.activiti.spring.SpringRejectedJobsHandler;
+import org.springframework.beans.factory.annotation.Qualifier;
 import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
 import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Primary;
 import org.springframework.core.task.SimpleAsyncTaskExecutor;
 import org.springframework.core.task.TaskExecutor;
 
@@ -42,7 +44,7 @@ public abstract class AbstractProcessEngineAutoConfiguration
         extends AbstractProcessEngineConfiguration {
 
   @Bean
-  public SpringAsyncExecutor springAsyncExecutor(TaskExecutor applicationTaskExecutor) {
+  public SpringAsyncExecutor springAsyncExecutor(@Qualifier("taskExecutor") TaskExecutor applicationTaskExecutor) {
     return new SpringAsyncExecutor(applicationTaskExecutor, springRejectedJobsHandler());
   }
   

activiti-spring-boot-starter/src/main/java/org/activiti/spring/boot/ProcessEngineAutoConfiguration.java

@@ -56,7 +56,7 @@ public class ProcessEngineAutoConfiguration extends AbstractProcessEngineAutoCon
     public SpringProcessEngineConfiguration springProcessEngineConfiguration(
             DataSource dataSource,
             PlatformTransactionManager transactionManager,
-            SpringAsyncExecutor springAsyncExecutor,
+            @Autowired(required = false) SpringAsyncExecutor springAsyncExecutor,
             ActivitiProperties activitiProperties,
             ProcessDefinitionResourceFinder processDefinitionResourceFinder,
             @Autowired(required = false) ProcessEngineConfigurationConfigurer processEngineConfigurationConfigurer) throws IOException {