今天把現網版本的task的jar拖回來然后用7-zip打開拖了一個jar進去替換mysql-connector-java-5.1.47.jar 為 mysql-connector-java-5.1.27.jar
啟動微服務的時候就報錯下面的
Exception in thread "main" java.lang.IllegalStateException: Failed to get nested archive for entry BOOT-INF/lib/mysql-connector-java-5.1.27.jar
at org.springframework.boot.loader.archive.JarFileArchive.getNestedArchive(JarFileArchive.java:109)
at org.springframework.boot.loader.archive.JarFileArchive.getNestedArchives(JarFileArchive.java:87)
at org.springframework.boot.loader.ExecutableArchiveLauncher.getClassPathArchives(ExecutableArchiveLauncher.java:72)
at org.springframework.boot.loader.Launcher.launch(Launcher.java:49)
at org.springframework.boot.loader.JarLauncher.main(JarLauncher.java:51)
Caused by: java.io.IOException: Unable to open nested jar file 'BOOT-INF/lib/mysql-connector-java-5.1.27.jar'
at org.springframework.boot.loader.jar.JarFile.getNestedJarFile(JarFile.java:252)
at org.springframework.boot.loader.jar.JarFile.getNestedJarFile(JarFile.java:237)
at org.springframework.boot.loader.archive.JarFileArchive.getNestedArchive(JarFileArchive.java:104)
... 4 more
Caused by: java.lang.IllegalStateException: Unable to open nested entry 'BOOT-INF/lib/mysql-connector-java-5.1.27.jar'. It has been compressed and nested jar files must be stored without compression. Please check the mechanism used to create your executable jar file
at org.springframework.boot.loader.jar.JarFile.createJarFileFromFileEntry(JarFile.java:285)
at org.springframework.boot.loader.jar.JarFile.createJarFileFromEntry(JarFile.java:260)
at org.springframework.boot.loader.jar.JarFile.getNestedJarFile(JarFile.java:248)
... 6 more
后來發現問題原因是用7-zip拖進去的jar又被壓縮了一次
網上查發現用winrar的 不壓縮直接存儲的文件 功能可以拖進去而不壓縮mysql-connector-java-5.1.27.jar
然后重啟task微服務就可以了
注意在把jar拖進去task微服務jar的時候，把要添加的文件 復制到 不壓縮直接存儲的文件 中 點擊確定