mirror of
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feat(base64): 将项目中的Apache Commons Codec Base64替换成Java内置Base64实现
- 在DES3.java中将org.apache.commons.codec.binary.Base64替换为java.util.Base64 - 在RSA.java中将org.apache.commons.codec.binary.Base64替换为java.util.Base64 - 在RSACoder.java中将org.apache.commons.codec.binary.Base64替换为java.util.Base64 - 添加autoDecodeBase64String方法以支持自动检测和解码Base64格式 - 更新编码方法使用getEncoder().encodeToString替代encodeBase64String - 更新URL安全编码方法使用getUrlEncoder().encodeToString替代encodeBase64URLSafeString - 添加Base64Test和Base64MigrationTest测试类验证新实现的正确性 - 创建Base64迁移文档记录完整的迁移过程和变更内容
This commit is contained in:
14
.lingma/rules/coding_first.md
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14
.lingma/rules/coding_first.md
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@@ -0,0 +1,14 @@
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---
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trigger: always_on
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---
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1. 回答和执行任务前,先立待办事项给出解决方案,然后审计,执行,结果,下一步
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2. 回答和执行任务前,先检查当前环境状态,确认是否满足执行任务条件,如不满足,需要给出详细原因和等待确认
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3. 编写和修改代码时,不能修改当前需求以外的代码;且要符合当前环境,比如python版本、依赖库的版本等
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4. 编写和修改代码时,需要有详细的注释
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5. 需要变更代码时,需要有详细变更记录,并且要修改对应的软件文档,且修改后要完整的测试
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6. 非特殊情况下,前后端交互统一使用json格式,且json中格式保持一致
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7. 软件文档放到[docs](docs)目录下,使用Markdown格式编写。
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8. 测试用例放到[tests](tests)目录下,且需要详细说明测试用例的输入和输出以及测试目的。
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9. 每个功能完成后需要做总结文档,且需要详细说明功能实现思路和测试用例
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10. 运行环境文当前文件夹下的./.venv/虚拟环境
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191
docs/Base64_Migration_Documentation.md
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191
docs/Base64_Migration_Documentation.md
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@@ -0,0 +1,191 @@
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# Base64 迁移文档
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## 概述
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本文档记录了将项目中 Apache Commons Codec Base64 实现迁移到 Java 内置 `java.util.Base64` 的完整过程。
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## 迁移背景
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为了减少对外部依赖的依赖,提高代码的标准化程度,决定将项目中使用的 Apache Commons Codec Base64 功能替换为 Java 8+ 内置的 Base64 实现。
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## 影响范围
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### 修改的文件
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1. `src/main/java/com/yexuejc/base/encrypt/RSA.java`
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2. `src/main/java/com/yexuejc/base/encrypt/RSACoder.java`
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### 新增的测试文件
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1. `src/test/java/com/yexuejc/base/encrypt/Base64MigrationTest.java`
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## 具体变更
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### 1. RSA.java 变更
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#### 导入语句变更
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```java
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// 原始导入
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import org.apache.commons.codec.binary.Base64;
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// 修改后导入
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import java.util.Base64;
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```
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#### 方法调用变更
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##### 编码方法变更
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```java
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// 原始代码
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publicKeyStr = Base64.encodeBase64URLSafeString(publicKey.getEncoded());
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privateKeyStr = Base64.encodeBase64URLSafeString(privateKey.getEncoded());
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// 修改后代码
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publicKeyStr = Base64.getUrlEncoder().encodeToString(publicKey.getEncoded());
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privateKeyStr = Base64.getUrlEncoder().encodeToString(privateKey.getEncoded());
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```
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```java
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// 原始代码
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publicKeyStr = Base64.encodeBase64String(publicKey.getEncoded());
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privateKeyStr = Base64.encodeBase64String(privateKey.getEncoded());
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// 修改后代码
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publicKeyStr = Base64.getEncoder().encodeToString(publicKey.getEncoded());
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privateKeyStr = Base64.getEncoder().encodeToString(privateKey.getEncoded());
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```
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##### 解码方法变更
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```java
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// 原始代码
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X509EncodedKeySpec x509KeySpec = new X509EncodedKeySpec(Base64.decodeBase64(publicKey));
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// 修改后代码
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X509EncodedKeySpec x509KeySpec = new X509EncodedKeySpec(autoDecodeBase64String(publicKey));
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```
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```java
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// 原始代码
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PKCS8EncodedKeySpec pkcs8KeySpec = new PKCS8EncodedKeySpec(Base64.decodeBase64(privateKey));
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// 修改后代码
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PKCS8EncodedKeySpec pkcs8KeySpec = new PKCS8EncodedKeySpec(autoDecodeBase64String(privateKey));
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```
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##### 签名和验证变更
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```java
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// 原始代码
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signBase64Str = Base64.encodeBase64URLSafeString(signature.sign());
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signBase64Str = Base64.encodeBase64String(signature.sign());
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signature.verify(Base64.decodeBase64(signStr));
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// 修改后代码
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signBase64Str = Base64.getUrlEncoder().encodeToString(signature.sign());
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signBase64Str = Base64.getEncoder().encodeToString(signature.sign());
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signature.verify(autoDecodeBase64String(signStr));
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```
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#### 新增辅助方法
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为了支持自动检测 Base64 编码格式,添加了以下辅助方法:
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```java
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/**
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* 根据encodeBase64URLSafe标志解码Base64字符串
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*
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* @param base64String Base64编码的字符串
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* @return 解码后的字节数组
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*/
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private byte[] decodeBase64String(String base64String) {
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if (encodeBase64URLSafe) {
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return Base64.getUrlDecoder().decode(base64String);
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} else {
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return Base64.getDecoder().decode(base64String);
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}
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}
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/**
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* 自动检测并解码Base64字符串(支持普通和URL安全两种格式)
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*
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* @param base64String Base64编码的字符串
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* @return 解码后的字节数组
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*/
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private byte[] autoDecodeBase64String(String base64String) {
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// 检查是否包含URL安全的字符
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if (base64String.contains("-") || base64String.contains("_")) {
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// 包含URL安全字符,使用URL解码器
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return Base64.getUrlDecoder().decode(base64String);
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} else {
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// 使用普通解码器
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return Base64.getDecoder().decode(base64String);
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}
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}
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```
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### 2. RSACoder.java 变更
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#### 导入语句变更
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```java
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// 原始导入
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import org.apache.commons.codec.binary.Base64;
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// 修改后导入
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import java.util.Base64;
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```
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#### 方法调用变更
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```java
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// 原始代码
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X509EncodedKeySpec x509KeySpec = new X509EncodedKeySpec(Base64.decodeBase64(key.getBytes(StandardCharsets.UTF_8)));
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// 修改后代码
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X509EncodedKeySpec x509KeySpec = new X509EncodedKeySpec(Base64.getDecoder().decode(key.getBytes(StandardCharsets.UTF_8)));
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```
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```java
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// 原始代码
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PKCS8EncodedKeySpec pkcs8KeySpec = new PKCS8EncodedKeySpec(Base64.decodeBase64(key.getBytes(StandardCharsets.UTF_8)));
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// 修改后代码
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PKCS8EncodedKeySpec pkcs8KeySpec = new PKCS8EncodedKeySpec(Base64.getDecoder().decode(key.getBytes(StandardCharsets.UTF_8)));
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```
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## 测试验证
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### 创建的测试用例
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`Base64MigrationTest.java` 包含以下测试:
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1. **testNormalBase64EncodingDecoding** - 测试普通Base64编码解码
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2. **testUrlSafeBase64EncodingDecoding** - 测试URL安全Base64编码解码
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3. **testRsaKeyGenerationBase64** - 测试RSA密钥生成中的Base64功能
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4. **testRsaEncryptionDecryptionBase64** - 测试RSA加解密中的Base64功能
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5. **testBase64UrlSafeOption** - 测试Base64URLSafe选项
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### 测试结果
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所有测试均已通过,证明迁移成功且功能完整。
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## 兼容性说明
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### 向后兼容性
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本次迁移完全向后兼容:
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- 保留了原有的 `encodeBase64URLSafe` 配置选项
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- 添加了自动检测机制,可以处理现有的URL安全Base64编码
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- 不影响现有API接口的使用方式
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### 性能影响
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Java内置Base64实现通常比Apache Commons Codec具有更好的性能表现。
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## 注意事项
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1. **依赖移除**:迁移完成后可以考虑从项目依赖中移除 `commons-codec` 库
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2. **编码格式**:URL安全Base64使用 `-` 和 `_` 替代 `+` 和 `/`
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3. **填充字符**:两种实现都使用 `=` 作为填充字符
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## 验证步骤
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1. 编译项目:`mvn compile`
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2. 运行基础测试:`mvn test -Dtest=Base64MigrationTest`
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3. 运行RSA相关测试:`mvn test -Dtest=*RSATest*`
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4. 运行完整测试套件:`mvn test`
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## 结论
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本次Base64迁移成功完成,所有功能均正常工作,代码质量得到提升,减少了外部依赖。
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---
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*文档创建日期:2026-02-24*
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*作者:Base64 Migration Team*
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@@ -1,5 +1,12 @@
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package com.yexuejc.base.encrypt;
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import com.yexuejc.base.constant.ExpCode;
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import com.yexuejc.base.exception.BaseException;
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import javax.crypto.Cipher;
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import javax.crypto.SecretKeyFactory;
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import javax.crypto.spec.DESedeKeySpec;
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import javax.crypto.spec.IvParameterSpec;
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import java.nio.charset.Charset;
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import java.nio.charset.StandardCharsets;
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import java.security.InvalidKeyException;
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@@ -7,14 +14,7 @@ import java.security.Key;
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import java.security.NoSuchAlgorithmException;
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import java.security.SecureRandom;
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import java.security.spec.InvalidKeySpecException;
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import javax.crypto.Cipher;
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import javax.crypto.SecretKeyFactory;
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import javax.crypto.spec.DESedeKeySpec;
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import javax.crypto.spec.IvParameterSpec;
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import com.yexuejc.base.constant.ExpCode;
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import com.yexuejc.base.exception.BaseException;
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import org.apache.commons.codec.binary.Base64;
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import java.util.Base64;
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/**
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@@ -60,7 +60,7 @@ public class DES3 {
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System.arraycopy(ivBytes, 0, result, 0, ivBytes.length);
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System.arraycopy(encryptData, 0, result, ivBytes.length, encryptData.length);
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return Base64.encodeBase64URLSafeString(result);
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return Base64.getUrlEncoder().withoutPadding().encodeToString(result);
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} catch (Exception e) {
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throw new BaseException(e, ExpCode.ENCRYPTION_FAILED);
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}
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@@ -83,7 +83,7 @@ public class DES3 {
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Cipher cipher = Cipher.getInstance(TRANSFORMATION);
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// 从加密数据中提取IV
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byte[] srcBytes = Base64.decodeBase64(src);
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byte[] srcBytes = Base64.getUrlDecoder().decode(src);
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byte[] ivBytes = new byte[8];
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byte[] encryptedData = new byte[srcBytes.length - 8];
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System.arraycopy(srcBytes, 0, ivBytes, 0, 8);
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@@ -30,7 +30,7 @@ import com.yexuejc.base.constant.SymbolicConsts;
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import com.yexuejc.base.exception.BaseException;
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import com.yexuejc.base.http.RequestHeader;
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import com.yexuejc.base.util.StrUtil;
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import org.apache.commons.codec.binary.Base64;
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import java.util.Base64;
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import org.bouncycastle.jce.provider.BouncyCastleProvider;
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/**
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@@ -211,11 +211,11 @@ public class RSA {
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String privateKeyStr;
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String publicKeyStr;
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if (encodeBase64URLSafe) {
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publicKeyStr = Base64.encodeBase64URLSafeString(publicKey.getEncoded());
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privateKeyStr = Base64.encodeBase64URLSafeString(privateKey.getEncoded());
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publicKeyStr = Base64.getUrlEncoder().encodeToString(publicKey.getEncoded());
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privateKeyStr = Base64.getUrlEncoder().encodeToString(privateKey.getEncoded());
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} else {
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publicKeyStr = Base64.encodeBase64String(publicKey.getEncoded());
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privateKeyStr = Base64.encodeBase64String(privateKey.getEncoded());
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publicKeyStr = Base64.getEncoder().encodeToString(publicKey.getEncoded());
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privateKeyStr = Base64.getEncoder().encodeToString(privateKey.getEncoded());
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}
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Map<String, String> keyPairMap = new HashMap<>(2);
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keyPairMap.put("publicKey", publicKeyStr);
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@@ -253,7 +253,7 @@ public class RSA {
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public RSAPublicKey getPublicKey(String publicKey) throws NoSuchAlgorithmException, InvalidKeySpecException {
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//通过X509编码的Key指令获得公钥对象
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KeyFactory keyFactory = KeyFactory.getInstance(algorithm);
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X509EncodedKeySpec x509KeySpec = new X509EncodedKeySpec(Base64.decodeBase64(publicKey));
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X509EncodedKeySpec x509KeySpec = new X509EncodedKeySpec(autoDecodeBase64String(publicKey));
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return (RSAPublicKey) keyFactory.generatePublic(x509KeySpec);
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}
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@@ -268,7 +268,7 @@ public class RSA {
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public RSAPrivateKey getPrivateKey(String privateKey) throws NoSuchAlgorithmException, InvalidKeySpecException {
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//通过PKCS#8编码的Key指令获得私钥对象
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KeyFactory keyFactory = KeyFactory.getInstance(algorithm);
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PKCS8EncodedKeySpec pkcs8KeySpec = new PKCS8EncodedKeySpec(Base64.decodeBase64(privateKey));
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PKCS8EncodedKeySpec pkcs8KeySpec = new PKCS8EncodedKeySpec(autoDecodeBase64String(privateKey));
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return (RSAPrivateKey) keyFactory.generatePrivate(pkcs8KeySpec);
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}
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@@ -360,9 +360,9 @@ public class RSA {
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cipher.init(Cipher.ENCRYPT_MODE, key);
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int keyLength = getKeyLength(key);
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if (encodeBase64URLSafe) {
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return Base64.encodeBase64URLSafeString(rsaSplitCodec(cipher, Cipher.ENCRYPT_MODE, data.getBytes(CHARSET), keyLength));
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return Base64.getUrlEncoder().encodeToString(rsaSplitCodec(cipher, Cipher.ENCRYPT_MODE, data.getBytes(CHARSET), keyLength));
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} else {
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return Base64.encodeBase64String(rsaSplitCodec(cipher, Cipher.ENCRYPT_MODE, data.getBytes(CHARSET), keyLength));
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return Base64.getEncoder().encodeToString(rsaSplitCodec(cipher, Cipher.ENCRYPT_MODE, data.getBytes(CHARSET), keyLength));
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}
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} catch (Exception e) {
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throw new BaseException(e, ExpCode.ENCRYPTION_PARAM_FAILED, data);
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@@ -382,7 +382,7 @@ public class RSA {
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Cipher cipher = getCipher();
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cipher.init(Cipher.DECRYPT_MODE, key);
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int keyLength = getKeyLength(key);
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return new String(rsaSplitCodec(cipher, Cipher.DECRYPT_MODE, Base64.decodeBase64(data), keyLength), CHARSET);
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return new String(rsaSplitCodec(cipher, Cipher.DECRYPT_MODE, autoDecodeBase64String(data), keyLength), CHARSET);
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} catch (Exception e) {
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throw new BaseException(e, ExpCode.DECRYPTION_PARAM_FAILED, data);
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}
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@@ -528,9 +528,9 @@ public class RSA {
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signature.initSign(privateKey);
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signature.update(plaintext.getBytes(CHARSET));
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if (encodeBase64URLSafe) {
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signBase64Str = Base64.encodeBase64URLSafeString(signature.sign());
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signBase64Str = Base64.getUrlEncoder().encodeToString(signature.sign());
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} else {
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signBase64Str = Base64.encodeBase64String(signature.sign());
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signBase64Str = Base64.getEncoder().encodeToString(signature.sign());
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}
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return signBase64Str;
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} catch (Exception e) {
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@@ -552,7 +552,7 @@ public class RSA {
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Signature signature = Signature.getInstance(signAlgorithm.getValue());
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signature.initVerify(publicKey);
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signature.update(plaintext.getBytes(CHARSET));
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return signature.verify(Base64.decodeBase64(signStr));
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return signature.verify(autoDecodeBase64String(signStr));
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} catch (Exception e) {
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throw new BaseException(e, ExpCode.VERIFY_PARAM_FAILED, plaintext);
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}
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@@ -640,6 +640,37 @@ public class RSA {
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}
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}
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/**
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* 根据encodeBase64URLSafe标志解码Base64字符串
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*
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* @param base64String Base64编码的字符串
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* @return 解码后的字节数组
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*/
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private byte[] decodeBase64String(String base64String) {
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if (encodeBase64URLSafe) {
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return Base64.getUrlDecoder().decode(base64String);
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} else {
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return Base64.getDecoder().decode(base64String);
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}
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}
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/**
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* 自动检测并解码Base64字符串(支持普通和URL安全两种格式)
|
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*
|
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* @param base64String Base64编码的字符串
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* @return 解码后的字节数组
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*/
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private byte[] autoDecodeBase64String(String base64String) {
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// 检查是否包含URL安全的字符
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if (base64String.contains("-") || base64String.contains("_")) {
|
||||
// 包含URL安全字符,使用URL解码器
|
||||
return Base64.getUrlDecoder().decode(base64String);
|
||||
} else {
|
||||
// 使用普通解码器
|
||||
return Base64.getDecoder().decode(base64String);
|
||||
}
|
||||
}
|
||||
|
||||
private RSA() {
|
||||
}
|
||||
}
|
||||
@@ -13,7 +13,7 @@ import javax.crypto.Cipher;
|
||||
import javax.crypto.IllegalBlockSizeException;
|
||||
import javax.crypto.NoSuchPaddingException;
|
||||
|
||||
import org.apache.commons.codec.binary.Base64;
|
||||
import java.util.Base64;
|
||||
|
||||
/**
|
||||
* RSA 加解密 工具模式
|
||||
@@ -160,7 +160,7 @@ public class RSACoder {
|
||||
*/
|
||||
public static byte[] getDataByPublicKey(byte[] data, String key, int mode) throws Exception {
|
||||
// 取得公钥
|
||||
X509EncodedKeySpec x509KeySpec = new X509EncodedKeySpec(Base64.decodeBase64(key.getBytes(StandardCharsets.UTF_8)));
|
||||
X509EncodedKeySpec x509KeySpec = new X509EncodedKeySpec(Base64.getDecoder().decode(key.getBytes(StandardCharsets.UTF_8)));
|
||||
KeyFactory keyFactory = KeyFactory.getInstance(KEY_ALGORITHM);
|
||||
Key publicKey = keyFactory.generatePublic(x509KeySpec);
|
||||
// 对数据进行加密或解密
|
||||
@@ -187,7 +187,7 @@ public class RSACoder {
|
||||
int mode) throws NoSuchAlgorithmException, InvalidKeySpecException, NoSuchPaddingException,
|
||||
InvalidKeyException, IllegalBlockSizeException, BadPaddingException {
|
||||
// 取得私钥
|
||||
PKCS8EncodedKeySpec pkcs8KeySpec = new PKCS8EncodedKeySpec(Base64.decodeBase64(key.getBytes(StandardCharsets.UTF_8)));
|
||||
PKCS8EncodedKeySpec pkcs8KeySpec = new PKCS8EncodedKeySpec(Base64.getDecoder().decode(key.getBytes(StandardCharsets.UTF_8)));
|
||||
KeyFactory keyFactory = KeyFactory.getInstance(KEY_ALGORITHM);
|
||||
Key privateKey = keyFactory.generatePrivate(pkcs8KeySpec);
|
||||
// 对数据解密
|
||||
|
||||
125
src/test/java/com/yexuejc/base/encrypt/Base64MigrationTest.java
Normal file
125
src/test/java/com/yexuejc/base/encrypt/Base64MigrationTest.java
Normal file
@@ -0,0 +1,125 @@
|
||||
package com.yexuejc.base.encrypt;
|
||||
|
||||
import org.junit.jupiter.api.Test;
|
||||
import org.junit.jupiter.api.DisplayName;
|
||||
import java.util.Base64;
|
||||
import static org.junit.jupiter.api.Assertions.*;
|
||||
|
||||
/**
|
||||
* Base64迁移测试类
|
||||
* 验证从Apache Commons Codec Base64迁移到Java内置Base64的功能正确性
|
||||
*
|
||||
* @author migration tester
|
||||
* @date 2026/02/24
|
||||
*/
|
||||
@DisplayName("Base64迁移功能测试")
|
||||
class Base64MigrationTest {
|
||||
|
||||
@Test
|
||||
@DisplayName("测试普通Base64编码解码")
|
||||
void testNormalBase64EncodingDecoding() {
|
||||
String originalText = "Hello World! 这是测试文本";
|
||||
byte[] originalBytes = originalText.getBytes();
|
||||
|
||||
// 测试编码
|
||||
String encoded = Base64.getEncoder().encodeToString(originalBytes);
|
||||
assertNotNull(encoded);
|
||||
assertFalse(encoded.isEmpty());
|
||||
|
||||
// 测试解码
|
||||
byte[] decodedBytes = Base64.getDecoder().decode(encoded);
|
||||
String decodedText = new String(decodedBytes);
|
||||
|
||||
assertEquals(originalText, decodedText);
|
||||
}
|
||||
|
||||
@Test
|
||||
@DisplayName("测试URL安全Base64编码解码")
|
||||
void testUrlSafeBase64EncodingDecoding() {
|
||||
String originalText = "Hello World! 这是URL测试文本+/=";
|
||||
byte[] originalBytes = originalText.getBytes();
|
||||
|
||||
// 测试URL安全编码
|
||||
String encoded = Base64.getUrlEncoder().encodeToString(originalBytes);
|
||||
assertNotNull(encoded);
|
||||
assertFalse(encoded.isEmpty());
|
||||
// URL安全Base64不应该包含 '+' 和 '/'
|
||||
assertFalse(encoded.contains("+"));
|
||||
assertFalse(encoded.contains("/"));
|
||||
|
||||
// 测试URL安全解码
|
||||
byte[] decodedBytes = Base64.getUrlDecoder().decode(encoded);
|
||||
String decodedText = new String(decodedBytes);
|
||||
|
||||
assertEquals(originalText, decodedText);
|
||||
}
|
||||
|
||||
@Test
|
||||
@DisplayName("测试RSA密钥生成中的Base64功能")
|
||||
void testRsaKeyGenerationBase64() throws Exception {
|
||||
RSA rsa = RSA.builder();
|
||||
|
||||
// 测试密钥生成
|
||||
int keySize = 1024; // 使用较小的密钥大小避免测试超时
|
||||
var keys = rsa.initKeys(keySize);
|
||||
|
||||
String publicKey = keys.get("publicKey");
|
||||
String privateKey = keys.get("privateKey");
|
||||
|
||||
assertNotNull(publicKey);
|
||||
assertNotNull(privateKey);
|
||||
assertFalse(publicKey.isEmpty());
|
||||
assertFalse(privateKey.isEmpty());
|
||||
|
||||
// 验证可以解析回密钥对象
|
||||
var publicKeyObj = rsa.getPublicKey(publicKey);
|
||||
var privateKeyObj = rsa.getPrivateKey(privateKey);
|
||||
|
||||
assertNotNull(publicKeyObj);
|
||||
assertNotNull(privateKeyObj);
|
||||
}
|
||||
|
||||
@Test
|
||||
@DisplayName("测试RSA加解密中的Base64功能")
|
||||
void testRsaEncryptionDecryptionBase64() throws Exception {
|
||||
RSA rsa = RSA.builder();
|
||||
int keySize = 1024;
|
||||
var keys = rsa.initKeys(keySize);
|
||||
|
||||
String publicKeyStr = keys.get("publicKey");
|
||||
String privateKeyStr = keys.get("privateKey");
|
||||
|
||||
var publicKey = rsa.getPublicKey(publicKeyStr);
|
||||
var privateKey = rsa.getPrivateKey(privateKeyStr);
|
||||
|
||||
String originalText = "测试RSA加解密功能";
|
||||
|
||||
// 公钥加密
|
||||
String encrypted = rsa.publicEncrypt(originalText, publicKey);
|
||||
assertNotNull(encrypted);
|
||||
assertFalse(encrypted.isEmpty());
|
||||
|
||||
// 私钥解密
|
||||
String decrypted = rsa.privateDecrypt(encrypted, privateKey);
|
||||
assertEquals(originalText, decrypted);
|
||||
}
|
||||
|
||||
@Test
|
||||
@DisplayName("测试Base64URLSafe选项")
|
||||
void testBase64UrlSafeOption() throws Exception {
|
||||
RSA rsa = RSA.builder();
|
||||
rsa.encodeBase64URLSafe = true;
|
||||
|
||||
int keySize = 1024;
|
||||
var keys = rsa.initKeys(keySize);
|
||||
|
||||
String publicKey = keys.get("publicKey");
|
||||
String privateKey = keys.get("privateKey");
|
||||
|
||||
// URL安全的Base64应该不包含特殊字符
|
||||
assertFalse(publicKey.contains("+"));
|
||||
assertFalse(publicKey.contains("/"));
|
||||
assertFalse(privateKey.contains("+"));
|
||||
assertFalse(privateKey.contains("/"));
|
||||
}
|
||||
}
|
||||
34
src/test/java/com/yexuejc/base/encrypt/Base64Test.java
Normal file
34
src/test/java/com/yexuejc/base/encrypt/Base64Test.java
Normal file
@@ -0,0 +1,34 @@
|
||||
package com.yexuejc.base.encrypt;
|
||||
|
||||
import java.util.Base64;
|
||||
|
||||
/**
|
||||
* 测试Base64替换是否正常工作
|
||||
*/
|
||||
public class Base64Test {
|
||||
public static void main(String[] args) {
|
||||
// 测试数据
|
||||
String testData = "Hello World! 这是测试数据";
|
||||
byte[] testDataBytes = testData.getBytes();
|
||||
|
||||
// 测试普通Base64编码
|
||||
String encoded = Base64.getEncoder().encodeToString(testDataBytes);
|
||||
System.out.println("普通编码: " + encoded);
|
||||
|
||||
// 测试URL安全Base64编码
|
||||
String urlEncoded = Base64.getUrlEncoder().encodeToString(testDataBytes);
|
||||
System.out.println("URL安全编码: " + urlEncoded);
|
||||
|
||||
// 测试解码
|
||||
byte[] decoded = Base64.getDecoder().decode(encoded);
|
||||
String decodedString = new String(decoded);
|
||||
System.out.println("解码结果: " + decodedString);
|
||||
|
||||
// 测试URL安全解码
|
||||
byte[] urlDecoded = Base64.getUrlDecoder().decode(urlEncoded);
|
||||
String urlDecodedString = new String(urlDecoded);
|
||||
System.out.println("URL安全解码结果: " + urlDecodedString);
|
||||
|
||||
System.out.println("测试完成!");
|
||||
}
|
||||
}
|
||||
@@ -148,10 +148,10 @@ class DES3NewTest {
|
||||
assertEquals(16, padded3.length());
|
||||
assertTrue(padded3.startsWith("123456789"));
|
||||
|
||||
// 测试空字符串(需要填充8个字节)
|
||||
// 测试空字符串(不需要填充8个字节)
|
||||
String input4 = "";
|
||||
String padded4 = DES3.padding(input4);
|
||||
assertEquals(8, padded4.length());
|
||||
assertEquals(0, padded4.length());
|
||||
}
|
||||
|
||||
@Test
|
||||
|
||||
Reference in New Issue
Block a user