|  |  | 
 |  |  | package com.dy.common.mybatis; | 
 |  |  |  | 
 |  |  | import java.lang.reflect.InvocationTargetException; | 
 |  |  | import java.text.DateFormat; | 
 |  |  | import java.util.Date; | 
 |  |  | import java.util.List; | 
 |  |  | import java.util.Locale; | 
 |  |  | import java.util.Properties; | 
 |  |  |  | 
 |  |  | import lombok.extern.slf4j.Slf4j; | 
 |  |  | import org.apache.ibatis.executor.Executor; | 
 |  |  | import org.apache.ibatis.mapping.BoundSql; | 
 |  |  | import org.apache.ibatis.mapping.MappedStatement; | 
 |  |  | import org.apache.ibatis.mapping.ParameterMapping; | 
 |  |  | import org.apache.ibatis.plugin.Interceptor; | 
 |  |  | import org.apache.ibatis.plugin.Intercepts; | 
 |  |  | import org.apache.ibatis.plugin.Invocation; | 
 |  |  | import org.apache.ibatis.plugin.Plugin; | 
 |  |  | import org.apache.ibatis.plugin.Signature; | 
 |  |  | import org.apache.ibatis.reflection.MetaObject; | 
 |  |  | import org.apache.ibatis.session.Configuration; | 
 |  |  | import org.apache.ibatis.session.ResultHandler; | 
 |  |  | import org.apache.ibatis.session.RowBounds; | 
 |  |  | import org.apache.ibatis.type.TypeHandlerRegistry; | 
 |  |  |  | 
 |  |  | /** | 
 |  |  |  * 拦截执行SQL发生异常的场景,并将执行错误,执行SQL和参数打印出来 | 
 |  |  | 
 |  |  |     @Override | 
 |  |  |     public Object intercept(Invocation invocation) throws Throwable { | 
 |  |  |         // 获取执行方法的MappedStatement参数 | 
 |  |  |         MappedStatement mappedStatement = (MappedStatement) invocation.getArgs()[0]; | 
 |  |  |         Object parameter = null; | 
 |  |  |         if (invocation.getArgs().length > 1) { | 
 |  |  |             parameter = invocation.getArgs()[1]; | 
 |  |  |         } | 
 |  |  |         String sqlId = mappedStatement.getId(); | 
 |  |  |         BoundSql boundSql = mappedStatement.getBoundSql(parameter); | 
 |  |  |         Configuration configuration = mappedStatement.getConfiguration(); | 
 |  |  |         Object response; | 
 |  |  |         try { | 
 |  |  |             response = invocation.proceed(); | 
 |  |  |         } catch (Exception e) { | 
 |  |  |             // 输出SQL异常信息 | 
 |  |  |             log.error("SQL ErrorException:", e); | 
 |  |  |             log.info("SQL Parameters: {}", boundSql.getParameterObject()); | 
 |  |  |             log.info("Execute SqlId: {}", sqlId); | 
 |  |  |             log.info("Completely Execute SQL: {}", getFullSql(configuration, boundSql)); | 
 |  |  |             // 根据源异常类型进行返回 | 
 |  |  |             if (e instanceof InvocationTargetException) { | 
 |  |  |                 throw new InvocationTargetException(e); | 
 |  |  |             } else if (e instanceof IllegalAccessException) { | 
 |  |  |                 throw new IllegalAccessException(e.getMessage()); | 
 |  |  |             } else { | 
 |  |  |                 throw new RuntimeException(e); | 
 |  |  |         Object[] args = invocation.getArgs(); | 
 |  |  |         if(args != null && args.length > 1){ | 
 |  |  |             MappedStatement mappedStatement = (MappedStatement) args[0]; | 
 |  |  |             Object parameter = args[1]; | 
 |  |  |  | 
 |  |  |             String sqlId = mappedStatement.getId(); | 
 |  |  |             BoundSql boundSql = mappedStatement.getBoundSql(parameter); | 
 |  |  |             Configuration configuration = mappedStatement.getConfiguration(); | 
 |  |  |             Object response; | 
 |  |  |             try { | 
 |  |  |                 response = invocation.proceed(); | 
 |  |  |             } catch (Exception e) { | 
 |  |  |                 // 输出SQL异常信息 | 
 |  |  |                 log.error("SQL ErrorException:", e); | 
 |  |  |                 log.error("SQL Id: {}", sqlId); | 
 |  |  |                 log.error("SQL Parameters: {}", boundSql.getParameterObject()); | 
 |  |  |                 log.error("SQL: {}", PrintSqlHelp.getFullSql(configuration, boundSql)); | 
 |  |  |                 // 根据源异常类型进行返回 | 
 |  |  |                 if (e instanceof InvocationTargetException) { | 
 |  |  |                     throw new InvocationTargetException(e); | 
 |  |  |                 } else if (e instanceof IllegalAccessException) { | 
 |  |  |                     throw new IllegalAccessException(e.getMessage()); | 
 |  |  |                 } else { | 
 |  |  |                     throw new RuntimeException(e); | 
 |  |  |                 } | 
 |  |  |             } | 
 |  |  |             return response; | 
 |  |  |         }else{ | 
 |  |  |             return invocation.proceed(); | 
 |  |  |         } | 
 |  |  |         return response; | 
 |  |  |     } | 
 |  |  |  | 
 |  |  |     /** | 
 |  |  | 
 |  |  |     public void setProperties(Properties properties) { | 
 |  |  |     } | 
 |  |  |  | 
 |  |  |  | 
 |  |  |     /** | 
 |  |  |      * 转义正则特殊字符 ($()*+.[]?\^{} | 
 |  |  |      * \\需要第一个替换,否则replace方法替换时会有逻辑bug | 
 |  |  |      */ | 
 |  |  |     private static String makeQueryStringAllRegExp(String str) { | 
 |  |  |         if (str != null && !"".equals(str)) { | 
 |  |  |             return str.replace("\\", "\\\\") | 
 |  |  |                     .replace("*", "\\*") | 
 |  |  |                     .replace("+", "\\+") | 
 |  |  |                     .replace("|", "\\|") | 
 |  |  |                     .replace("{", "\\{") | 
 |  |  |                     .replace("}", "\\}") | 
 |  |  |                     .replace("(", "\\(") | 
 |  |  |                     .replace(")", "\\)") | 
 |  |  |                     .replace("^", "\\^") | 
 |  |  |                     .replace("$", "\\$") | 
 |  |  |                     .replace("[", "\\[") | 
 |  |  |                     .replace("]", "\\]") | 
 |  |  |                     .replace("?", "\\?") | 
 |  |  |                     .replace(",", "\\,") | 
 |  |  |                     .replace(".", "\\.") | 
 |  |  |                     .replace("&", "\\&"); | 
 |  |  |         } | 
 |  |  |         return str; | 
 |  |  |     } | 
 |  |  |  | 
 |  |  |     /** | 
 |  |  |      * 获取参数对应的string值 | 
 |  |  |      * | 
 |  |  |      * @param obj 参数对应的值 | 
 |  |  |      * @return string | 
 |  |  |      */ | 
 |  |  |     private static String getParameterValue(Object obj) { | 
 |  |  |         String value; | 
 |  |  |         if (obj instanceof String) { | 
 |  |  |             value = "'" + obj + "'"; | 
 |  |  |         } else if (obj instanceof Date) { | 
 |  |  |             DateFormat formatter = | 
 |  |  |                     DateFormat.getDateTimeInstance(DateFormat.DEFAULT, DateFormat.DEFAULT, Locale.CHINA); | 
 |  |  |             value = "'" + formatter.format(obj) + "'"; | 
 |  |  |         } else { | 
 |  |  |             if (obj != null) { | 
 |  |  |                 value = obj.toString(); | 
 |  |  |             } else { | 
 |  |  |                 value = ""; | 
 |  |  |             } | 
 |  |  |         } | 
 |  |  |         // 对特殊字符进行转义,方便之后处理替换 | 
 |  |  |         return value != null ? makeQueryStringAllRegExp(value) : ""; | 
 |  |  |     } | 
 |  |  |  | 
 |  |  |     /** | 
 |  |  |      * 获取完整的执行SQL | 
 |  |  |      */ | 
 |  |  |     public static String getFullSql(Configuration configuration, BoundSql boundSql) { | 
 |  |  |         try { | 
 |  |  |             return parseAndExtractFullSql(configuration, boundSql); | 
 |  |  |         } catch (Exception e) { | 
 |  |  |             // 如果解析失败返回原始SQL | 
 |  |  |             return boundSql.getSql(); | 
 |  |  |         } | 
 |  |  |     } | 
 |  |  |  | 
 |  |  |     /** | 
 |  |  |      * 组装完整的sql语句并把对应的参数都代入到sql语句里面 | 
 |  |  |      * | 
 |  |  |      * @param configuration Configuration | 
 |  |  |      * @param boundSql      BoundSql | 
 |  |  |      * @return sql完整语句 | 
 |  |  |      */ | 
 |  |  |     private static String parseAndExtractFullSql(Configuration configuration, BoundSql boundSql) { | 
 |  |  |         // 获取mapper里面方法上的参数 | 
 |  |  |         Object sqlParameter = boundSql.getParameterObject(); | 
 |  |  |         // sql语句里面需要的参数 | 
 |  |  |         List<ParameterMapping> parameterMappings = boundSql.getParameterMappings(); | 
 |  |  |         // sql原始语句(?还没有替换成我们具体的参数) | 
 |  |  |         String sql = boundSql.getSql().replaceAll("[\\s]+", " "); | 
 |  |  |         if (!parameterMappings.isEmpty() && sqlParameter != null) { | 
 |  |  |             // sql语句里面的?替换成真实的参数 | 
 |  |  |             TypeHandlerRegistry typeHandlerRegistry = configuration.getTypeHandlerRegistry(); | 
 |  |  |             if (typeHandlerRegistry.hasTypeHandler(sqlParameter.getClass())) { | 
 |  |  |                 sql = sql.replaceFirst("\\?", getParameterValue(sqlParameter)); | 
 |  |  |             } else { | 
 |  |  |                 MetaObject metaObject = configuration.newMetaObject(sqlParameter); | 
 |  |  |                 for (ParameterMapping parameterMapping : parameterMappings) { | 
 |  |  |                     // 按顺序把?替换成对应的值 | 
 |  |  |                     String propertyName = parameterMapping.getProperty(); | 
 |  |  |                     if (metaObject.hasGetter(propertyName)) { | 
 |  |  |                         Object obj = metaObject.getValue(propertyName); | 
 |  |  |                         sql = sql.replaceFirst("\\?", getParameterValue(obj)); | 
 |  |  |                     } else if (boundSql.hasAdditionalParameter(propertyName)) { | 
 |  |  |                         Object obj = boundSql.getAdditionalParameter(propertyName); | 
 |  |  |                         sql = sql.replaceFirst("\\?", getParameterValue(obj)); | 
 |  |  |                     } | 
 |  |  |                 } | 
 |  |  |             } | 
 |  |  |         } | 
 |  |  |         return sql; | 
 |  |  |     } | 
 |  |  |  | 
 |  |  | } |