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转：https://www.cnblogs.com/zhujiabin/p/7118126.htmlimport org.springframework.util.Base64Utils;import java.io.ByteArrayOutputStream;import java.security.Key;import java.security.KeyFactory;i...

import javax.crypto.Cipher;import javax.crypto.KeyGenerator;import javax.crypto.SecretKey;import javax.crypto.spec.SecretKeySpec;import org.apache.commons.codec.binary.Base64;import java.securi...