标签:text java break tle htm default lang uri sep
原文地址:http://www.work100.net/tools/code-java/encryption-utils.html
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Java 中加密解密
操作工具类。
主要功能特性:
对文本进行不可逆加密
支持多种加密方式:MD5、SHA256
密码加密自动加入Salt
源码如下:
import org.apache.commons.lang3.RandomStringUtils;
import org.apache.commons.lang3.StringUtils;
import org.springframework.util.DigestUtils;
/**
* <p>Title: EncryptionUtils</p>
* <p>Description: </p>
* <p>Url: http://www.work100.net/tools/code-java/encryption-utils.html</p>
*
* @author liuxiaojun
* @date 2019-08-09 10:08
* ------------------- History -------------------
* <date> <author> <desc>
* 2019-08-09 liuxiaojun 初始创建
* -----------------------------------------------
*/
public class EncryptionUtils {
private static final int SALT_LENGTH = 6;
private static final String SEPARATOR = "#";
public enum EncryptionType {
MD5("md5"),
SHA256("sha256");
private String type;
EncryptionType(String type) {
this.type = type;
}
public String getType() {
return this.type;
}
public static EncryptionType getEncryptionType(String type) {
if (StringUtils.isEmpty(type)) {
return MD5;
}
for (EncryptionType encryptionType : EncryptionType.values()) {
if (encryptionType.type.equalsIgnoreCase(type)) {
return encryptionType;
}
}
return MD5;
}
}
/**
* 加密文本
*
* @param encryptionType 加密方式
* @param sourceText 原文(区分大小写)
* @return
*/
public static String encryptText(EncryptionType encryptionType, String sourceText) {
String encryptedText = "";
switch (encryptionType) {
case MD5:
encryptedText = DigestUtils.md5DigestAsHex(sourceText.getBytes());
break;
case SHA256:
break;
default:
encryptedText = DigestUtils.md5DigestAsHex(sourceText.getBytes());
break;
}
return encryptedText;
}
/**
* 加密密码
*
* @param encryptionType 加密方式
* @param sourcePassword 明文密码
* @return
*/
public static String encryptPassword(EncryptionType encryptionType, String sourcePassword) {
String salt = RandomStringUtils.randomAlphanumeric(SALT_LENGTH);
sourcePassword = String.format("%s%s", sourcePassword, salt);
String encryptedPassword = encryptText(encryptionType, sourcePassword);
return String.format("%s%s%s%s%s", encryptionType.getType(), SEPARATOR, salt, SEPARATOR, encryptedPassword);
}
/**
* 验证加密文本
*
* @param encryptionType 加密类型
* @param sourceText 原文
* @param encryptedText 密文
* @return
*/
public static boolean validateEncryptText(EncryptionType encryptionType, String sourceText, String encryptedText) {
return encryptText(encryptionType, sourceText).equals(encryptedText);
}
/**
* 验证密码
*
* @param sourcePassword 明文密码
* @param encryptedPassword 加密后组合串
* @return
*/
public static boolean validateEncryptPassword(String sourcePassword, String encryptedPassword) {
try {
String[] split = encryptedPassword.split(SEPARATOR);
EncryptionType encryptionType = EncryptionType.getEncryptionType(split[0]);
String salt = split[1];
encryptedPassword = split[2];
sourcePassword = String.format("%s%s", sourcePassword, salt);
return encryptText(encryptionType, sourcePassword).equals(encryptedPassword);
} catch (Exception ex) {
return false;
}
}
}
标签:text java break tle htm default lang uri sep
原文地址:https://www.cnblogs.com/liuxiaojun/p/tools-code-java-encryption-utils.html