java.lang.RuntimeException: Unsupported algorithm: HmacSHA1
加入bcprov-jdk14:1.57 jar包(也可以是别的版本)https://mvnrepository.com/artifact/org.bouncycastle/bcprov-jdk14 -->
org.bouncycastle
bcprov-jdk14
1.57
上传文件前或者容器初始化时加入以下代码:Security.addProvider(new BouncyCastleProvider());
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