Bladex-Boot运行没问题，但是进行package时报错

一、该问题的重现步骤是什么？

1.  项目启动没问题，但是运行package打包报错

二、你期待的结果是什么？实际看到的又是什么？

打包成功

三、你正在使用的是什么产品，什么版本？在什么操作系统上？

Bladex-Boot

四、请提供详细的错误堆栈信息，这很重要。

错误信息如下：

The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.

at com.mysql.cj.jdbc.exceptions.SQLError.createCommunicationsException(SQLError.java:174)

at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:64)

at com.mysql.cj.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:815)

at com.mysql.cj.jdbc.ConnectionImpl.(ConnectionImpl.java:438)

at com.mysql.cj.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:241)

at com.mysql.cj.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:189)

at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:132)

at com.alibaba.druid.filter.FilterAdapter.connection_connect(FilterAdapter.java:764)

at com.alibaba.druid.filter.FilterEventAdapter.connection_connect(FilterEventAdapter.java:33)

at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:126)

at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1687)

at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1803)

at com.alibaba.druid.pool.DruidDataSource.init(DruidDataSource.java:924)

at com.alibaba.druid.spring.boot3.autoconfigure.DruidDataSourceWrapper.afterPropertiesSet(DruidDataSourceWrapper.java:51)

at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.invokeInitMethods(AbstractAutowireCapableBeanFactory.java:1853)

at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.initializeBean(AbstractAutowireCapableBeanFactory.java:1802)

... 174 more

Caused by: com.mysql.cj.exceptions.CJCommunicationsException: Communications link failure

The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.

at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)

at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)

at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)

at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)

at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)

at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:165)

at com.mysql.cj.protocol.a.NativeSocketConnection.connect(NativeSocketConnection.java:88)

at com.mysql.cj.NativeSession.connect(NativeSession.java:120)

at com.mysql.cj.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:935)

at com.mysql.cj.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:805)

... 187 more

Caused by: java.net.ConnectException: Connection refused: connect

at java.base/sun.nio.ch.Net.connect0(Native Method)

at java.base/sun.nio.ch.Net.connect(Net.java:579)

at java.base/sun.nio.ch.Net.connect(Net.java:568)

at java.base/sun.nio.ch.NioSocketImpl.connect(NioSocketImpl.java:593)

at java.base/java.net.SocksSocketImpl.connect(SocksSocketImpl.java:327)

at java.base/java.net.Socket.connect(Socket.java:633)

at com.mysql.cj.protocol.StandardSocketFactory.connect(StandardSocketFactory.java:153)

at com.mysql.cj.protocol.a.NativeSocketConnection.connect(NativeSocketConnection.java:62)

... 190 more

[INFO] 

[INFO] Results:

[INFO] 

[ERROR] Errors: 

[ERROR]   LiteRuleTest.test » IllegalState Failed to load ApplicationContext for [WebMergedContextConfiguration@64f34c91 testClass = org.springblade.test.literule.LiteRuleTest, locations = [], classes = [org.springblade.Application], contextInitializerClasses = [], activeProfiles = [], propertySourceDescriptors = [], propertySourceProperties = ["org.springframework.boot.test.context.SpringBootTestContextBootstrapper=true"], contextCustomizers = [org.springframework.boot.test.context.filter.ExcludeFilterContextCustomizer@bcef303, org.springframework.boot.test.json.DuplicateJsonObjectContextCustomizerFactory$DuplicateJsonObjectContextCustomizer@a87f8ec, org.springframework.boot.test.mock.mockito.MockitoContextCustomizer@0, org.springframework.boot.test.web.client.TestRestTemplateContextCustomizer@16ce702d, org.springframework.boot.test.web.reactor.netty.DisableReactorResourceFactoryGlobalResourcesContextCustomizerFactory$DisableReactorResourceFactoryGlobalResourcesContextCustomizerCustomizer@7776ab, org.springframework.boot.test.autoconfigure.OnFailureConditionReportContextCustomizerFactory$OnFailureConditionReportContextCustomizer@51acdf2e, org.springframework.boot.test.autoconfigure.actuate.observability.ObservabilityContextCustomizerFactory$DisableObservabilityContextCustomizer@1f, org.springframework.boot.test.autoconfigure.properties.PropertyMappingContextCustomizer@0, org.springframework.boot.test.autoconfigure.web.servlet.WebDriverContextCustomizer@797cf65c, org.springframework.boot.test.context.SpringBootTestAnnotation@e3e25421], resourceBasePath = "src/main/webapp", contextLoader = org.springframework.boot.test.context.SpringBootContextLoader, parent = null]

[INFO] 

[ERROR] Tests run: 1, Failures: 0, Errors: 1, Skipped: 0

[INFO] 

[INFO] ------------------------------------------------------------------------

[INFO] BUILD FAILURE

[INFO] ------------------------------------------------------------------------

[INFO] Total time:  8.248 s

[INFO] Finished at: 2025-07-25T15:57:22+08:00

[INFO] ------------------------------------------------------------------------

[ERROR] Failed to execute goal org.apache.maven.plugins:maven-surefire-plugin:3.2.5:test (default-test) on project BladeX-Boot: 

[ERROR] 

[ERROR] Please refer to E:\RR_FrameworkCloud\03_CodingOriginal\BladeX-Boot\target\surefire-reports for the individual test results.

[ERROR] Please refer to dump files (if any exist) [date].dump, [date]-jvmRun[N].dump and [date].dumpstream.

[ERROR] -> [Help 1]

[ERROR] 

[ERROR] To see the full stack trace of the errors, re-run Maven with the -e switch.

[ERROR] Re-run Maven using the -X switch to enable full debug logging.

[ERROR] 

[ERROR] For more information about the errors and possible solutions, please read the following articles:

[ERROR] [Help 1] http://cwiki.apache.org/confluence/display/MAVEN/MojoFailureException