import java.lang.reflect.Field;
import java.util.Date;
import java.util.Properties;
import org.apache.ibatis.binding.MapperMethod.ParamMap;
import org.apache.ibatis.executor.Executor;
import org.apache.ibatis.mapping.BoundSql;
import org.apache.ibatis.mapping.MappedStatement;
import org.apache.ibatis.mapping.SqlCommandType;
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.session.Configuration;
import org.apache.shiro.SecurityUtils;import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;
import lombok.extern.slf4j.Slf4j;
/**
* mybatis拦截器，自动注入创建人、创建时间、修改人、修改时间
*/
@Slf4j
@Component
@Intercepts({@Signature(type = Executor.class, method = "update", args = {MappedStatement.class, Object.class})})
public class MybatisInterceptor implements Interceptor {
@Autowired
private ILogDelService logDelService;
@Autowired
private ILogUpService logUpService;
@Override
public Object intercept(Invocation invocation) throws Throwable {
MappedStatement mappedStatement = (MappedStatement) invocation.getArgs()[0];
String sqlId = mappedStatement.getId();
log.debug("------sqlId------" + sqlId);
SqlCommandType sqlCommandType = mappedStatement.getSqlCommandType();
Object parameter = invocation.getArgs()[1];
log.debug("------sqlCommandType------" + sqlCommandType);
BoundSql boundSql = mappedStatement.getBoundSql(parameter); // BoundSql就是封装myBatis最终产生的sql类
Configuration configuration = mappedStatement.getConfiguration(); // 获取节点的配置
String sql = SplicSqlUtils.getSql(configuration, boundSql, sqlId); // 获取到最终的sql语句
if (parameter == null) {
return invocation.proceed();
}
if (SqlCommandType.INSERT == sqlCommandType) {
LoginUser sysUser = this.getLoginUser();
Field[] fields = oConvertUtils.getAllFields(parameter);
for (Field field : fields) {
log.debug("------field.name------" + field.getName());
try {
if ("createBy".equals(field.getName())) {
field.setAccessible(true);
Object local_createBy = field.get(parameter);
field.setAccessible(false);
if (local_createBy == null || local_createBy.equals("")) {
if (sysUser != null) {
// 登录人账号
field.setAccessible(true);
field.set(parameter, sysUser.getUsername());
field.setAccessible(false);
}
}
}
// 注入创建时间
if ("createTime".equals(field.getName())) {
field.setAccessible(true);
Object local_createDate = field.get(parameter);
field.setAccessible(false);
if (local_createDate == null || local_createDate.equals("")) {
field.setAccessible(true);
field.set(parameter, new Date());
field.setAccessible(false);
}
}
//注入部门编码
if ("sysOrgCode".equals(field.getName())) {
field.setAccessible(true);
Object local_sysOrgCode = field.get(parameter);
field.setAccessible(false);
if (local_sysOrgCode == null || local_sysOrgCode.equals("")) {
// 获取登录用户信息
if (sysUser != null) {
field.setAccessible(true);
field.set(parameter, sysUser.getOrgCode());
field.setAccessible(false);
}
}
}
} catch (Exception e) {
}
}
}
if (SqlCommandType.UPDATE == sqlCommandType) {
// 添加修改记录
LogUp logUp = new LogUp();
logUp.setSqlStr(sql);
logUp.setCreateTime(DateUtils.getDate());
logUp.setIsUsed(0);
logUpService.save(logUp);
LoginUser sysUser = this.getLoginUser();
Field[] fields;
if (parameter instanceof ParamMap) {
ParamMap<?> p = (ParamMap<?>) parameter;
//update-begin-author:scott date:20190729 for:批量更新报错issues/IZA3Q--
if (p.containsKey("et")) {
parameter = p.get("et");
} else {
parameter = p.get("param1");
}
//update-end-author:scott date:20190729 for:批量更新报错issues/IZA3Q-
//update-begin-author:scott date:20190729 for:更新指定字段时报错 issues/#516-
if (parameter == null) {
return invocation.proceed();
}
//update-end-author:scott date:20190729 for:更新指定字段时报错 issues/#516-
fields = oConvertUtils.getAllFields(parameter);
} else {
fields = oConvertUtils.getAllFields(parameter);
}
for (Field field : fields) {
log.debug("------field.name------" + field.getName());
try {
if ("updateBy".equals(field.getName())) {
//获取登录用户信息
if (sysUser != null) {
// 登录账号
field.setAccessible(true);
field.set(parameter, sysUser.getUsername());
field.setAccessible(false);
}
}
if ("updateTime".equals(field.getName())) {
field.setAccessible(true);
field.set(parameter, new Date());
field.setAccessible(false);
}
} catch (Exception e) {
e.printStackTrace();
}
}
}
if (SqlCommandType.DELETE == sqlCommandType) {
// 添加删除记录
LogDel logDel = new LogDel();
logDel.setSqlStr(sql);
logDel.setCreateTime(DateUtils.getDate());
logDel.setIsUsed(0);
logDelService.save(logDel);
}
return invocation.proceed();
}
@Override
public Object plugin(Object target) {
return Plugin.wrap(target, this);
}
@Override
public void setProperties(Properties properties) {
// TODO Auto-generated method stub
}
//update-begin--Author:scott Date:20191213 for：关于使用Quzrtz 开启线程任务， #465
private LoginUser getLoginUser() {
LoginUser sysUser;
try {
sysUser = SecurityUtils.getSubject().getPrincipal() != null ? (LoginUser) SecurityUtils.getSubject().getPrincipal() : null;
} catch (Exception e) {
//e.printStackTrace();
sysUser = null;
}
return sysUser;
}
//update-end--Author:scott Date:20191213 for：关于使用Quzrtz 开启线程任务， #465
}
