<bean id="dalAop" class="com.biz.common.aop.DalAop" /><aop:config><aop:aspect ref="dalAop" > <aop:before method="beforeInsert" pointcut="execution(* com.dal.*.mapper.*.insert*(..))" /><aop:before method="beforeUpdate" pointcut="execution(* com.dal.*.mapper.*.update*(..))" /><aop:before method="beforeUpdate" pointcut="execution(* com.dal.*.mapper.*.remove*(..))" /><aop:before method="beforeUpdate" pointcut="execution(* com..dal.*.mapper.*.delete*(..))" /></aop:aspect></aop:config>

package com.biz.common.aop;import java.util.Date;import java.util.Map;import javax.annotation.Resource;import org.apache.commons.lang.StringUtils;import org.aspectj.lang.JoinPoint;import org.springframework.beans.BeanWrapper;import org.springframework.beans.BeanWrapperImpl;import com.auth.privilege.PrivilegeInfo;/** * 类DalAop.java的实现描述：对DAO插入和更新方法的拦截，并设置公共字段的信息 *  *  */public class DalAop {    private static final String CREATOR     = "creator";    private static final String MODIFIER    = "modifier";    private static final String GMTCREATE   = "gmtCreate";    private static final String GMTMODIFIED = "gmtModified";    @Resource    private PrivilegeInfo       privilegeInfo;    public void beforeInsert(JoinPoint jp) {        Object[] args = jp.getArgs();        if (args != null && args.length > 0) {            Object argument = args[0];            BeanWrapper beanWrapper = new BeanWrapperImpl(argument);            // 设置创建时间和修改时间            if (beanWrapper.isWritableProperty(GMTCREATE)) {                beanWrapper.setPropertyValue(GMTCREATE, new Date());            }            if (beanWrapper.isWritableProperty(GMTMODIFIED)) {                beanWrapper.setPropertyValue(GMTMODIFIED, new Date());            }            // 设置创建人和修改人            if (beanWrapper.isWritableProperty(CREATOR) && privilegeInfo != null                && StringUtils.isNotBlank(privilegeInfo.getWorkNo())) {                beanWrapper.setPropertyValue(CREATOR, privilegeInfo.getWorkNo());            }            if (beanWrapper.isWritableProperty(MODIFIER) && privilegeInfo != null                && StringUtils.isNotBlank(privilegeInfo.getWorkNo())) {                beanWrapper.setPropertyValue(MODIFIER, privilegeInfo.getWorkNo());            }        }    }    @SuppressWarnings({ "rawtypes", "unchecked" })    public void beforeUpdate(JoinPoint jp) {        Object[] args = jp.getArgs();        // myBatis只能传递一个参数        if (args != null && args.length > 0) {            Object argument = args[0];            // 如果argument是map类型            if (argument instanceof Map) {                Map map = (Map) argument;                map.put(GMTMODIFIED, new Date());                if (privilegeInfo != null && StringUtils.isNotBlank(privilegeInfo.getWorkNo())) {                    map.put(MODIFIER, privilegeInfo.getWorkNo());                }            } else {                BeanWrapper beanWrapper = new BeanWrapperImpl(argument);                if (beanWrapper.isWritableProperty(GMTMODIFIED)) {                    beanWrapper.setPropertyValue(GMTMODIFIED, new Date());                }                if (beanWrapper.isWritableProperty(MODIFIER) && privilegeInfo != null                    && StringUtils.isNotBlank(privilegeInfo.getWorkNo())) {                    beanWrapper.setPropertyValue(MODIFIER, privilegeInfo.getWorkNo());                }            }        }    }}