sinat_38195280的博客

https://zhuanlan.zhihu.com/p/57311756

package com.demo.test; import java.net.InetAddress; import java.net.UnknownHostException; public class IPUtil { private IPUtil(){ } public static String getServerIP() { try { return InetA...

package com.demo.test; public class HexUtil { private static final String HEX_CHARS = "0123456789ABCDEF"; private HexUtil() { } /** * Converts a byte array to hex string. * * @param b -...

package com.demo.test; import org.apache.commons.codec.binary.Base64; public class Base64Util { private Base64Util(){ } /** * Base64编码 * * @param str * @return ...

package com.demo.test; import org.bouncycastle.util.encoders.Base64; import java.io.InputStream; import java.security.KeyStore; import java.security.PrivateKey; import java.security.cert.X509Certif...

package com.demo.test; import lombok.extern.slf4j.Slf4j; import javax.crypto.Cipher; import javax.crypto.SecretKey; import javax.crypto.SecretKeyFactory; import javax.crypto.spec.DESKeySpec; import...

package com.demo.test; import org.apache.commons.lang.StringUtils; import org.apache.commons.logging.Log; import org.apache.commons.logging.LogFactory; import java.text.DateFormat; import java.text...

package com.demo.test; import lombok.extern.slf4j.Slf4j; import org.apache.commons.codec.binary.Base64; import java.io.BufferedReader; import java.io.IOException; import java.io.InputStream; import j...

package com..myTest; 发送邮件测试类 import com..SendMailHelper; import com.SendMailAuthenticator; import com.TransitMailSenderInfo; import lombok.extern.slf4j.Slf4j; import javax.mail.*; import javax.mai...