package com.wr.workflow; import org.activiti.spring.boot.SecurityAutoConfiguration; import org.springframework.boot.SpringApplication; import org.springframework.boot.autoconfigure.SpringBootApplication; import org.springframework.boot.builder.SpringApplicationBuilder; import org.springframework.boot.web.servlet.ServletComponentScan; import org.springframework.boot.web.servlet.support.SpringBootServletInitializer; import org.springframework.context.annotation.ComponentScan; /** * <p> * * </p> * * @author yjf * @since 2021-04-02 */ @SpringBootApplication(exclude = SecurityAutoConfiguration.class) @ComponentScan(basePackages = {"com.wr"}) @ServletComponentScan(basePackages ="com.wr.common.security.filter") public class WrWorkFlowWebApplication extends SpringBootServletInitializer { @Override protected SpringApplicationBuilder configure(SpringApplicationBuilder builder) { return builder.sources(WrWorkFlowWebApplication.class); } public static void main(String[] args) { SpringApplication.run(WrWorkFlowWebApplication.class, args); } } 解释这段代码
时间: 2023-09-16 07:12:56 浏览: 148
这段代码是一个基于Spring Boot的应用程序入口类。它使用了`@SpringBootApplication`注解来标识这是一个Spring Boot应用程序,并且启用了自动配置。`exclude = SecurityAutoConfiguration.class`表示排除了安全自动配置。
`@ComponentScan`注解用于指定要扫描的包路径,其中`basePackages = {"com.wr"}`表示扫描`com.wr`包及其子包下的组件。
`@ServletComponentScan`注解用于指定要扫描的Servlet组件,其中`basePackages ="com.wr.common.security.filter"`表示扫描`com.wr.common.security.filter`包下的Servlet组件。
`WrWorkFlowWebApplication`类继承自`SpringBootServletInitializer`,这是为了支持将应用程序部署到外部Servlet容器中。
`configure()`方法是一个重写的方法,它配置了SpringApplicationBuilder以支持外部Servlet容器的部署。
`main()`方法是应用程序的入口点,通过调用`SpringApplication.run()`方法来启动Spring Boot应用程序。
相关问题
错误: 找不到或无法加载主类 com.workflow.WorkflowApplication
这个错误通常出现在Java应用程序中,表示无法找到或加载指定的主类。可能的原因包括以下几点:
1. 类路径错误:请确保你的类路径设置正确,包括指定了正确的jar包或类文件路径。
2. 编译错误:如果你的代码中存在编译错误,可能会导致找不到或加载主类的错误。请检查代码并修复任何编译错误。
3. 包名错误:如果你的主类位于一个包中,确保在运行时使用正确的包名来指定主类。
4. 缺少依赖项:如果你的应用程序依赖于其他库或框架,请确保这些依赖项已正确添加到类路径中。
5. 主类名称错误:请确保指定的主类名称与实际的主类名称完全匹配,包括大小写。
doesn't implement interface org.flowable.engine.delegate.TaskListener
Hello! It seems like you are encountering an issue related to the Flowable workflow engine. The error message you mentioned indicates that the class you are using does not implement the `TaskListener` interface from the Flowable engine.
To resolve this issue, you need to implement the `TaskListener` interface in your class. The `TaskListener` interface provides callback methods that can be used to listen for task-related events in the Flowable engine.
Here's an example of how you can implement the `TaskListener` interface in your class:
```java
import org.flowable.engine.delegate.TaskListener;
import org.flowable.task.service.delegate.DelegateTask;
public class YourTaskListener implements TaskListener {
@Override
public void notify(DelegateTask delegateTask) {
// Implement your task-related logic here
}
}
```
Make sure to implement the `notify` method, which will be called by the Flowable engine when a task event occurs.
Once you have implemented the `TaskListener` interface, you can register your listener with the Flowable engine to listen for task events. This can be done programmatically or through configuration files, depending on your specific use case.
I hope this helps! Let me know if you have any further questions.