使用注解实现加解密方式

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/**  * 对象隐私数据加解密工具类.  *  * @author d  * @since 2018年05月22日  */ public final class PrivacyDataHandler {     private static ConcurrentHashMap<String, List<PrivacyDataVo>> encryptMap = new ConcurrentHashMap<>();     private static final Logger logger = LoggerFactory.getLogger(PrivacyDataHandler.class);       /**      * 获得对象中的加密域      *      * @param object 对象      * @return 加密域      */     public static synchronized List<PrivacyDataVo> getEncryptList(Object object) {         String key = object.getClass().toString();         if (null == encryptMap.get(key)) {             fillEncryptMap(object);         }         List<PrivacyDataVo> field = new ArrayList<>(encryptMap.get(key));         return field;     }       /**      * 过得加密列表      *      * @param object 对象      * @return 加密列表      */     public static synchronized Map<String, List<PrivacyDataVo>> getEncryptListWithOldVer(Object object) {         Map<String, List<PrivacyDataVo>> map = new HashMap<>();         List<PrivacyDataVo> cipherList = getEncryptList(object);         Iterator<PrivacyDataVo> iter = cipherList.iterator();         List<PrivacyDataVo> clearList = new ArrayList<>();         List<PrivacyDataVo> ver2 = new ArrayList<>();         while (iter.hasNext()) {             PrivacyDataVo vo = iter.next();             if ("0".equals(vo.getVersion())) {                 clearList.add(vo);                 iter.remove();             }             if ("2".equals(vo.getVersion())) {                 ver2.add(vo);                 iter.remove();             }         }           // 之前未加密         map.put("VER_0", clearList);           // 之前用ECB方式加密         map.put("VER_1", cipherList);           // 之前用ECB方式加密，现在为空不处理         map.put("VER_2", ver2);         return map;     }       /**      * 获取实体所有注解字段      *      * @param object 对象      */     private static void fillEncryptMap(Object object) {         String key = object.getClass().toString();         List<PrivacyDataVo> field = new ArrayList<>();         Class<?> aClass = object.getClass();         Field[] fields = aClass.getDeclaredFields();         for (Field srcField : fields) {             PrivacyData privacyData = srcField.getAnnotation(PrivacyData.class);             if (null == privacyData) {                 continue;             }             String srcName = srcField.getName();             if (privacyData.value()) {                 PrivacyDataVo vo = new PrivacyDataVo();                 vo.setValue(true);                 vo.setFieldName(srcName);                 vo.setVersion(privacyData.version());                 vo.setCharset(privacyData.charset());                 field.add(vo);             }         }         encryptMap.put(key, field);     }       /**      * 获得加解密域的值      *      * @param object 对象      * @param field 字段      * @return 加解密域的值      */     public static List<String> getOriginalTextList(Object object, List<PrivacyDataVo> field) {         if (null == field) {             return null;         }         List<String> values = new ArrayList<>();         Iterator<PrivacyDataVo> iter = field.iterator();         while (iter.hasNext()) {             PrivacyDataVo vo = iter.next();             String fieldName = vo.getFieldName();             String fieldValue = (String) getFieldValue(object, fieldName);             if (StringUtils.isEmpty(fieldValue)) {                 iter.remove();                 continue;             }             values.add(fieldValue);         }         return values;     }       /**      * 设置隐私字段值      *      * @param object 待处理的对象      * @param field object带有PrivacyData的字段      * @param value 隐私数据待替换的值      * @param excludedFields 带有PrivacyData不被替换的字段      * @param <T> 参数化类型      * @return 返回      */     public static <T> T setPrivacyDataFiledValue(T object, List<PrivacyDataVo> field, String value,         String[] excludedFields) {         if (null == field) {             return null;         }         List<String> excludedFieldList = null;         if (null != excludedFields) {             excludedFieldList = Arrays.asList(excludedFields);         }         Iterator<PrivacyDataVo> iter = field.iterator();         while (iter.hasNext()) {             PrivacyDataVo vo = iter.next();             String fieldName = vo.getFieldName();             if (null != excludedFieldList && excludedFieldList.contains(fieldName)) {                 continue;             }               // 加密数据设置空             setFieldValue(object, fieldName, value);         }         return object;     }       /**      * 设置加解密值到原对象      *      * @param object 对象      * @param field 字段      * @param sksResult SKS结果      */     public static void dealSksResult(Object object, List<PrivacyDataVo> field, List<String> sksResult) {         for (int i = 0; i < field.size(); i++) {             String fieldName = field.get(i).getFieldName();             setFieldValue(object, fieldName, sksResult.get(i));         }     }       /**      * 获得Obj对象的fieldName属性的值      *      * @param obj 对象      * @param fieldName 字段      * @return 返回值      */     public static Object getFieldValue(Object obj, String fieldName) {         Object value = null;         if (null == obj) {             return value;         }         try {             value = PropertyUtils.getProperty(obj, fieldName);         } catch (Exception e) {             logger.error("getFieldValue failed: ", e.getLocalizedMessage(), e);         }         return value;     }       /**      * 设置Obj对象的fieldName属性的值      *      * @param obj 对象      * @param fieldName 字段名      * @param value 值      */     private static void setFieldValue(Object obj, String fieldName, String value) {         if (null == obj) {             return;         }         try {             PropertyUtils.setProperty(obj, fieldName, value);         } catch (Exception e) {             logger.error("setFieldValue failed: ", e.getLocalizedMessage(), e);         }     } }

　　解密调用

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1 2	List<PrivacyDataVo> privacyDataVoList = PrivacyDataHandler.getEncryptList(object);         List<String> originalTextList = PrivacyDataHandler.getOriginalTextList(object, privacyDataVoList);

　　加密调用

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1 2	List<PrivacyDataVo> privacyDataVos = PrivacyDataHandler.getEncryptList(temp);         T clearedObject = PrivacyDataHandler.setPrivacyDataFiledValue(temp, privacyDataVos, null, excludedFields);