使用 spring 启动和 activiti 时找不到进程文件夹

Can not find processes folder when using spring boot and activiti

我已经按照spring boot activiti user guide所说的将进程文件夹放在资源下。这是我的结构。

当我使用时:

1. mvn clean package
2. java -jar target/xxx.jar

它将引发以下异常:

org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'org.springframework.security.config.annotation.web.configuration.WebSecurityConfiguration': Injection of autowired dependencies failed; nested exception is org.springframework.beans.factory.BeanCreationException: Could not autowire method: public void org.springframework.security.config.annotation.web.configuration.WebSecurityConfiguration.setFilterChainProxySecurityConfigurer(org.springframework.security.config.annotation.ObjectPostProcessor,java.util.List) throws java.lang.Exception; nested exception is org.springframework.beans.factory.BeanExpressionException: Expression parsing failed; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'org.activiti.spring.boot.SecurityAutoConfiguration$SecurityConfiguration': Injection of autowired dependencies failed; nested exception is org.springframework.beans.factory.BeanCreationException: Could not autowire method: public void org.springframework.security.config.annotation.web.configuration.WebSecurityConfigurerAdapter.setAuthenticationConfiguration(org.springframework.security.config.annotation.authentication.configuration.AuthenticationConfiguration); nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'org.springframework.security.config.annotation.authentication.configuration.AuthenticationConfiguration': Injection of autowired dependencies failed; nested exception is org.springframework.beans.factory.BeanCreationException: Could not autowire method: public void org.springframework.security.config.annotation.authentication.configuration.AuthenticationConfiguration.setGlobalAuthenticationConfigurers(java.util.List) throws java.lang.Exception; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'org.activiti.spring.boot.SecurityAutoConfiguration$UserDetailsServiceConfiguration': Injection of autowired dependencies failed; nested exception is org.springframework.beans.factory.BeanCreationException: Could not autowire field: private org.activiti.engine.IdentityService org.activiti.spring.boot.SecurityAutoConfiguration$UserDetailsServiceConfiguration.identityService; nested exception is org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'identityServiceBean' defined in class path resource [org/activiti/spring/boot/JpaProcessEngineAutoConfiguration$JpaConfiguration.class]: Unsatisfied dependency expressed through constructor argument with index 0 of type [org.activiti.engine.ProcessEngine]: : Error creating bean with name 'processEngine' defined in class path resource [org/activiti/spring/boot/JpaProcessEngineAutoConfiguration$JpaConfiguration.class]: Unsatisfied dependency expressed through constructor argument with index 0 of type [org.activiti.spring.SpringProcessEngineConfiguration]: : Error creating bean with name 'springProcessEngineConfiguration' defined in class path resource [org/activiti/spring/boot/JpaProcessEngineAutoConfiguration$JpaConfiguration.class]: Bean instantiation via factory method failed; nested exception is org.springframework.beans.BeanInstantiationException: Failed to instantiate [org.activiti.spring.SpringProcessEngineConfiguration]: Factory method 'springProcessEngineConfiguration' threw exception; nested exception is java.io.FileNotFoundException: class path resource [processes/] cannot be resolved to URL because it does not exist; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'springProcessEngineConfiguration' defined in class path resource [org/activiti/spring/boot/JpaProcessEngineAutoConfiguration$JpaConfiguration.class]: Bean instantiation via factory method failed; nested exception is org.springframework.beans.BeanInstantiationException: Failed to instantiate [org.activiti.spring.SpringProcessEngineConfiguration]: Factory method 'springProcessEngineConfiguration' threw exception; nested exception is java.io.FileNotFoundException: class path resource [processes/] cannot be resolved to URL because it does not exist; nested exception is org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'processEngine' defined in class path resource [org/activiti/spring/boot/JpaProcessEngineAutoConfiguration$JpaConfiguration.class]: Unsatisfied dependency expressed through constructor argument with index 0 of type [org.activiti.spring.SpringProcessEngineConfiguration]: : Error creating bean with name 'springProcessEngineConfiguration' defined in class path resource [org/activiti/spring/boot/JpaProcessEngineAutoConfiguration$JpaConfiguration.class]: Bean instantiation via factory method failed; nested exception is org.springframework.beans.BeanInstantiationException: Failed to instantiate [org.activiti.spring.SpringProcessEngineConfiguration]: Factory method 'springProcessEngineConfiguration' threw exception; nested exception is java.io.FileNotFoundException: class path resource [processes/] cannot be resolved to URL because it does not exist; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'springProcessEngineConfiguration' defined in class path resource [org/activiti/spring/boot/JpaProcessEngineAutoConfiguration$JpaConfiguration.class]: Bean instantiation via factory method failed; nested exception is org.springframework.beans.BeanInstantiationException: Failed to instantiate [org.activiti.spring.SpringProcessEngineConfiguration]: Factory method 'springProcessEngineConfiguration' threw exception; nested exception is java.io.FileNotFoundException: class path resource [processes/] cannot be resolved to URL because it does not exist

然后当我执行:

mvn clean

并再次使用想法运行进行单元测试。有效。

那么,为什么使用mvn而不是idea找不到processes文件夹呢?这里有什么问题?

在@stalet 的帮助下,我更新了 pom.xml 的一部分,如下所示:

<resources>
    <resource>
        <directory>src/main/java</directory>
        <includes>
            <include>**/*.properties</include>
            <include>**/*.xml</include>
        </includes>
        <filtering>false</filtering>
    </resource>
    <resource>
        <directory>src/main/resources</directory>
    </resource>
</resources>

然后成功了!谢谢!

我遇到了与此问题类似的相同错误,但设置不完全相同。原因是 src/main/resources/processes/ 目录下没有任何进程 xml 文件。一旦我在 src/main/resources/processes/ 目录下创建了一个进程 xml 文件,错误就消失了。