refactor(service): 修改IEntityService泛型为VO类型并优化缓存策略

重构所有注解@CacheConfig的Service类，将IEntityService泛型从实体类改为VO类
实现实体与VO之间的转换逻辑，使用VO替代实体进行缓存以避免序列化问题
更新相关依赖组件和测试用例，确保功能完整性和系统兼容性
优化Redis缓存配置，清理旧缓存数据并验证新缓存策略有效性

client/src/main/java/com/ecep/contract/MyProperties.java

@@ -1,22 +1,192 @@
 package com.ecep.contract;
 
-import lombok.Getter;
-import lombok.Setter;
-import org.springframework.boot.context.properties.ConfigurationProperties;
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.FileOutputStream;
+import java.nio.file.Path;
+import java.nio.file.Paths;
+import java.util.Properties;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.beans.factory.InitializingBean;
 import org.springframework.stereotype.Component;
 import org.springframework.util.StringUtils;
 
-import java.io.File;
-import java.nio.file.Path;
-import java.nio.file.Paths;
+import lombok.Getter;
+import lombok.Setter;
 
+/**
+ * 应用程序配置类，用于管理系统配置信息
+ */
 @Component
-@ConfigurationProperties(prefix = "my")
-public class MyProperties {
+public class MyProperties implements InitializingBean {
+    private static final Logger logger = LoggerFactory.getLogger(MyProperties.class);
+    private static final String FILE_NAME = "config.properties";
+
     @Getter
     @Setter
     private String downloadsPath;
 
+    @Getter
+    @Setter
+    private String serverHost;
+
+    @Getter
+    @Setter
+    private String serverPort;
+
+    @Getter
+    @Setter
+    private String userName;
+
+    @Getter
+    @Setter
+    private String password;
+
+    @Getter
+    @Setter
+    private boolean rememberPassword;
+
+    @Override
+    public void afterPropertiesSet() throws Exception {
+        // 初始化时加载配置文件
+        try {
+            loadFromFile();
+        } catch (Exception e) {
+            logger.warn("初始化配置文件失败: {}", e.getMessage());
+        }
+    }
+
+    /**
+     * 从文件加载配置
+     */
+    public void loadFromFile() {
+        File configFile = new File(FILE_NAME);
+        if (!configFile.exists()) {
+            logger.debug("配置文件不存在: {}", configFile.getPath());
+            return;
+        }
+
+        try (FileInputStream input = new FileInputStream(configFile)) {
+            Properties properties = new Properties();
+            properties.load(input);
+            loadFromProperties(properties);
+            logger.debug("成功从配置文件加载配置: {}", configFile.getPath());
+        } catch (Exception e) {
+            logger.error("加载配置文件失败: {}", configFile.getPath(), e);
+        }
+    }
+
+    /**
+     * 设置Properties对象并加载配置
+     * 用于从外部设置配置项
+     * 
+     * @param properties 配置对象
+     */
+    public void setProperties(Properties properties) {
+        this.loadFromProperties(properties);
+    }
+    
+    /**
+     * 从Properties对象加载配置
+     * 用于从config.properties文件中读取配置项
+     * 
+     * @param properties 配置对象
+     */
+    public void loadFromProperties(Properties properties) {
+        if (properties == null) {
+            logger.warn("Properties对象为空，无法加载配置");
+            return;
+        }
+
+        // 加载下载路径配置
+        String downloadsPath = properties.getProperty("my.downloadsPath");
+        if (StringUtils.hasText(downloadsPath)) {
+            this.setDownloadsPath(downloadsPath);
+            logger.debug("从配置文件加载下载路径: {}", downloadsPath);
+        }
+        
+        // 加载服务器配置
+        String serverHost = properties.getProperty("server.host", "127.0.0.1");
+        if (StringUtils.hasText(serverHost)) {
+            this.setServerHost(serverHost);
+            logger.debug("从配置文件加载服务器地址: {}", serverHost);
+        }
+        
+        String serverPort = properties.getProperty("server.port", "8080");
+        if (StringUtils.hasText(serverPort)) {
+            this.setServerPort(serverPort);
+            logger.debug("从配置文件加载服务器端口: {}", serverPort);
+        }
+        
+        // 加载用户凭证配置
+        String userName = properties.getProperty("user.name");
+        if (StringUtils.hasText(userName)) {
+            this.setUserName(userName);
+            logger.debug("从配置文件加载用户名");
+        }
+        
+        // 只有在记住密码的情况下才加载密码
+        String rememberPasswordStr = properties.getProperty("user.rememberPassword");
+        boolean rememberPassword = "true".equals(rememberPasswordStr);
+        this.setRememberPassword(rememberPassword);
+        
+        if (rememberPassword) {
+            String password = properties.getProperty("user.password");
+            if (StringUtils.hasText(password)) {
+                this.setPassword(password);
+                logger.debug("从配置文件加载密码");
+            }
+        }
+    }
+
+    /**
+     * 将配置保存到Properties对象
+     * 用于将配置项保存到config.properties文件
+     * 
+     * @param properties 配置对象
+     */
+    public void saveToProperties(Properties properties) {
+        if (properties == null) {
+            logger.warn("Properties对象为空，无法保存配置");
+            return;
+        }
+
+        // 保存下载路径配置
+        if (StringUtils.hasText(getDownloadsPath())) {
+            properties.setProperty("my.downloadsPath", getDownloadsPath());
+            logger.debug("保存下载路径到配置文件: {}", getDownloadsPath());
+        }
+        
+        // 保存服务器配置
+        if (StringUtils.hasText(getServerHost())) {
+            properties.setProperty("server.host", getServerHost());
+            logger.debug("保存服务器地址到配置文件: {}", getServerHost());
+        }
+        
+        if (StringUtils.hasText(getServerPort())) {
+            properties.setProperty("server.port", getServerPort());
+            logger.debug("保存服务器端口到配置文件: {}", getServerPort());
+        }
+        
+        // 保存用户凭证配置
+        if (StringUtils.hasText(getUserName())) {
+            properties.setProperty("user.name", getUserName());
+            logger.debug("保存用户名为配置文件");
+        }
+        
+        properties.setProperty("user.rememberPassword", String.valueOf(isRememberPassword()));
+        
+        // 只有在记住密码的情况下才保存密码
+        if (isRememberPassword() && StringUtils.hasText(getPassword())) {
+            properties.setProperty("user.password", getPassword());
+            logger.debug("保存密码到配置文件");
+        } else if (properties.containsKey("user.password")) {
+            // 如果不记住密码，删除已存在的密码配置
+            properties.remove("user.password");
+        }
+    }
 
     /**
      * 尝试返回当前用户的下载文件夹
@@ -24,7 +194,13 @@ public class MyProperties {
     public File getDownloadDirectory() {
         String downloadsPath = getDownloadsPath();
         if (StringUtils.hasText(downloadsPath)) {
-            return new File(downloadsPath);
+            // 确保目录存在
+            File dir = new File(downloadsPath);
+            if (!dir.exists()) {
+                boolean created = dir.mkdirs();
+                logger.debug("创建下载目录: {}, 结果: {}", downloadsPath, created);
+            }
+            return dir;
         }
 
         // 没有配置下载目录时，尝试使用默认设置
@@ -32,4 +208,29 @@ public class MyProperties {
         Path path = Paths.get(home, "Downloads");
         return path.toFile();
     }
+
+    /**
+     * 保存配置到文件
+     */
+    public void save() {
+        File configFile = new File(FILE_NAME);
+        try (FileOutputStream output = new FileOutputStream(configFile)) {
+            Properties properties = new Properties();
+            
+            // 如果文件已存在，先读取现有配置，避免覆盖其他配置
+            if (configFile.exists()) {
+                try (FileInputStream input = new FileInputStream(configFile)) {
+                    properties.load(input);
+                }
+            }
+            
+            // 保存当前配置
+            saveToProperties(properties);
+            properties.store(output, "Contract Manager 应用程序配置");
+            logger.debug("成功保存配置到文件: {}", configFile.getPath());
+        } catch (Exception e) {
+            logger.error("保存配置到文件失败: {}", configFile.getPath(), e);
+        }
+    }
+
 }