springboot項目在使用壓縮軟件替換lib下的依賴包后，啟動報錯，報錯內容如下：
PS D:\ttmp> java -jar .\epayBusiness-2.0.2-SNAPSHOT.jar
Exception in thread "main" java.lang.IllegalStateException: Failed to get nested archive for entry BOOT-INF/lib/ojdbc7-12.1.0.2.0.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/ojdbc7-12.1.0.2.0.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/ojdbc7-12.1.0.2.0.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
原因：
替換或者導入jar包時，jar包被自動壓縮，springboot規定嵌套的jar包不能在被壓縮的情況下存儲。
解決（本文以升級ojdbc包為例）：
使用jar命令解壓jar包，在壓縮包外重新替換jar包，在進行壓縮。
步驟1：解壓jar包 jar -xvf *.jar
執行后會生成：BOOT-INF/ META-INF/ org/ 三個目錄
步驟2：替換jar包
步驟3：重新壓縮jar
jar -cfM0 *.jar BOOT-INF/ META-INF/ org/