ssm+宣告式事務+druid(sql監控)+pagehelper+task(Scheduled)+aop+檔案上傳
阿新 • • 發佈:2020-12-02
pom.xml:
<?xml version="1.0" encoding="UTF-8"?> <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd"> <modelVersion>4.0.0</modelVersion> <groupId>com.example</groupId> <artifactId>demo</artifactId> <version>0.0.1-SNAPSHOT</version> <packaging>war</packaging> <name>demo</name> <description>Demo</description> <properties> <java.version>1.8</java.version> <project.build.sourceEncoding>utf-8</project.build.sourceEncoding> <spring.version>5.0.2.RELEASE</spring.version> <aspectj.version>1.8.13</aspectj.version> <mybatis.version>3.2.8</mybatis.version> <mybatis.spring.version>1.2.2</mybatis.spring.version> <pagehelper.version>5.0.0</pagehelper.version> <mysql.version>5.1.32</mysql.version> <mssql.version>8.4.1.jre8</mssql.version> <ojdbc6.version>11.2.0.4.0-atlassian-hosted</ojdbc6.version> <druid.version>1.0.9</druid.version> <jsp-api.version>2.0</jsp-api.version> <jstl.version>1.2</jstl.version> <fastjson.version>1.2.50</fastjson.version> <commoms-lang3.version>3.4</commoms-lang3.version> <slf4j-log4j12-version>1.6.6</slf4j-log4j12-version> <lombok.version>1.18.12</lombok.version> <commons-fileupload.version>1.3.1</commons-fileupload.version> <junit.version>4.13.1</junit.version> </properties> <dependencies> <!-- Spring --> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-context-support</artifactId> <version>${spring.version}</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-webmvc</artifactId> <version>${spring.version}</version> </dependency> <!--宣告式事務--> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-jdbc</artifactId> <version>${spring.version}</version> </dependency> <!--aop的aspects工具包--> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-aspects</artifactId> <version>${spring.version}</version> </dependency> <!--單元測試spring工具--> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-test</artifactId> <version>${spring.version}</version> <scope>test</scope> </dependency> <!--單元測試工具--> <dependency> <groupId>junit</groupId> <artifactId>junit</artifactId> <version>${junit.version}</version> <scope>test</scope> </dependency> <!-- Mybatis --> <dependency> <groupId>org.mybatis</groupId> <artifactId>mybatis</artifactId> <version>${mybatis.version}</version> </dependency> <dependency> <groupId>org.mybatis</groupId> <artifactId>mybatis-spring</artifactId> <version>${mybatis.spring.version}</version> </dependency> <!--pagehelper mybatis分頁外掛--> <dependency> <groupId>com.github.pagehelper</groupId> <artifactId>pagehelper</artifactId> <version>${pagehelper.version}</version> </dependency> <!-- alibaba.druid連線池 --> <dependency> <groupId>com.alibaba</groupId> <artifactId>druid</artifactId> <version>${druid.version}</version> </dependency> <!--mysql驅動--> <dependency> <groupId>mysql</groupId> <artifactId>mysql-connector-java</artifactId> <version>${mysql.version}</version> </dependency> <!--sqlServer驅動--> <!--<dependency> <groupId>com.microsoft.sqlserver</groupId> <artifactId>mssql-jdbc</artifactId> <version>${mssql.version}</version> </dependency>--> <!--oracle驅動--> <!--<dependency> <groupId>com.oracle</groupId> <artifactId>ojdbc6</artifactId> <version>${ojdbc6.version}</version> </dependency>--> <!--servlet-api--> <dependency> <groupId>javax.servlet</groupId> <artifactId>jsp-api</artifactId> <version>${jsp-api.version}</version> <scope>provided</scope> </dependency> <!--JSP標準標籤庫--> <dependency> <groupId>jstl</groupId> <artifactId>jstl</artifactId> <version>${jstl.version}</version> </dependency> <!--日誌工具包--> <dependency> <groupId>org.slf4j</groupId> <artifactId>slf4j-log4j12</artifactId> <version>${slf4j-log4j12-version}</version> </dependency> <!--json轉換工具包--> <dependency> <groupId>com.alibaba</groupId> <artifactId>fastjson</artifactId> <version>${fastjson.version}</version> </dependency> <!--commons-lang3工具包--> <dependency> <groupId>org.apache.commons</groupId> <artifactId>commons-lang3</artifactId> <version>${commoms-lang3.version}</version> </dependency> <!--lombok--> <dependency> <groupId>org.projectlombok</groupId> <artifactId>lombok</artifactId> <version>${lombok.version}</version> </dependency> <!-- 檔案上傳元件 --> <dependency> <groupId>commons-fileupload</groupId> <artifactId>commons-fileupload</artifactId> <version>${commons-fileupload.version}</version> </dependency> </dependencies> <build> <plugins> <plugin> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-maven-plugin</artifactId> </plugin> </plugins> </build> </project>
配置檔案目錄:
spring配置:applicationContext.xml:
<?xml version="1.0" encoding="UTF-8"?> <beans xmlns="http://www.springframework.org/schema/beans" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:context="http://www.springframework.org/schema/context" xmlns:aop="http://www.springframework.org/schema/aop" xmlns:tx="http://www.springframework.org/schema/tx" xmlns:task="http://www.springframework.org/schema/task" xsi:schemaLocation=" http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context.xsd http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop.xsd http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx.xsd http://www.springframework.org/schema/task http://www.springframework.org/schema/task/spring-task.xsd"> <context:component-scan base-package="com.emr"> <context:exclude-filter type="annotation" expression="org.springframework.stereotype.Controller"/> </context:component-scan> <context:property-placeholder location="classpath:config/*.properties" /> <!--啟動任務定時器--> <task:annotation-driven/> <!--配置資料來源--> <bean id="dataSource" class="com.alibaba.druid.pool.DruidDataSource" destroy-method="close"> <property name="driverClassName" value="${jdbc.driver}"/> <!--資料庫連線驅動--> <property name="url" value="${jdbc.url}"/> <!--資料庫地址--> <property name="username" value="${jdbc.username}"/> <!--使用者名稱--> <property name="password" value="${jdbc.password}"/> <!--密碼--> <property name = "filters" value = "${filters}" /> <!-- 最大併發連線數 --> <property name = "maxActive" value = "${maxActive}" /> <!-- 初始化連線數量 --> <property name = "initialSize" value = "${initialSize}" /> <!-- 配置獲取連線等待超時的時間 --> <property name = "maxWait" value = "${maxWait}" /> <!-- 最小空閒連線數 --> <property name = "minIdle" value = "${minIdle}" /> <!-- 配置間隔多久才進行一次檢測,檢測需要關閉的空閒連線,單位是毫秒 --> <property name = "timeBetweenEvictionRunsMillis" value ="${timeBetweenEvictionRunsMillis}" /> <!-- 配置一個連線在池中最小生存的時間,單位是毫秒 --> <property name = "minEvictableIdleTimeMillis" value ="${minEvictableIdleTimeMillis}" /> <property name = "validationQuery" value = "${validationQuery}" /> <property name = "testWhileIdle" value = "${testWhileIdle}" /> <property name = "testOnBorrow" value = "${testOnBorrow}" /> <property name = "testOnReturn" value = "${testOnReturn}" /> <property name = "maxOpenPreparedStatements" value ="${maxOpenPreparedStatements}" /> <!-- 開啟 removeAbandoned 功能 --> <property name = "removeAbandoned" value = "${removeAbandoned}" /> <!-- 1800 秒,也就是 30 分鐘 --> <property name = "removeAbandonedTimeout" value ="${removeAbandonedTimeout}" /> <!-- 關閉 abanded 連線時輸出錯誤日誌 --> <property name = "logAbandoned" value = "${logAbandoned}" /> </bean> <!-- ====================== 配置和MyBatis的整合 ======================== --> <!--配置session工廠MyBatis的整合--> <bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean"> <!-- 指定mybatis全域性配置檔案的位置 --> <property name="configLocation" value="classpath:config/mybatis-config.xml"/> <property name="dataSource" ref="dataSource"/> <!-- 指定mybatis,mapper檔案的位置 --> <property name="mapperLocations" value="classpath:mapper/*.xml"/> </bean> <!-- 配置掃描器,將mybatis介面的實現加入到IOC容器中 --> <bean class="org.mybatis.spring.mapper.MapperScannerConfigurer"> <property name="sqlSessionFactoryBeanName" value="sqlSessionFactory"/> <!-- 掃描所有的dao介面的實現,加入到ioc容器 --> <property name="basePackage" value="com.emr.dao"/> </bean> <!-- 配置一個可以執行批量的sqlSession --> <bean id="sqlSession" class="org.mybatis.spring.SqlSessionTemplate"> <constructor-arg name="sqlSessionFactory" ref="sqlSessionFactory"/> <constructor-arg name="executorType" value="BATCH"/> </bean> <!-- ====================== 事物管理器配置 ======================== --> <!--宣告式事務--> <!-- 事物管理器配置 --> <bean id="transactionManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager"> <property name="dataSource" ref="dataSource"/> </bean> <!-- 開啟基於註解的事務,使用xml配置形式的事務(必須主要的都是使用配置式) --> <aop:config> <!-- 配置事務增強 --> <aop:advisor advice-ref="txAdvice" pointcut-ref="txPoint"/> <aop:aspect ref="transactionManager"> <!-- 切入表示式 --> <!--前面第一個*:所有返回型別;..:所有包、子孫包;後面第一次*:所有類名;第二個*:所有方法名;(..):任意型別引數且引數個數不限--> <aop:pointcut expression="execution(* com.emr.service..*.*(..))" id="txPoint"/> </aop:aspect> </aop:config> <!-- 配置事務增強 ,事務如何切入--> <tx:advice id="txAdvice"> <!-- 所有方法都是事務方法 --> <tx:attributes> <tx:method name="insert*" propagation="REQUIRED"/> <tx:method name="add*" propagation="REQUIRED"/> <tx:method name="create*" propagation="REQUIRED"/> <tx:method name="delete*" propagation="REQUIRED"/> <tx:method name="update*" propagation="REQUIRED"/> <tx:method name="find*" propagation="SUPPORTS" read-only="true"/> <tx:method name="select*" propagation="SUPPORTS" read-only="true"/> <tx:method name="get*" propagation="SUPPORTS" read-only="true"/> <tx:method name="*"/> </tx:attributes> </tx:advice> <!-- 上傳檔案 --> <bean id="multipartResolver" class="org.springframework.web.multipart.commons.CommonsMultipartResolver"> <property name="defaultEncoding" value="utf-8"/> <!-- 最大記憶體大小 --> <property name="maxInMemorySize" value="10240"/> <!-- 最大檔案大小,-1為不限制大小 --> <property name="maxUploadSize" value="-1"/> </bean> </beans>
mybatis-config.xml:
<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE configuration PUBLIC "-//mybatis.org//DTD Config 3.0//EN" "http://mybatis.org/dtd/mybatis-3-config.dtd"> <configuration> <settings> <!-- 列自動對映 --> <setting name="mapUnderscoreToCamelCase" value="true"/> </settings> <typeAliases> <package name="com.emr.entity"/> </typeAliases> <plugins> <!-- com.github.pagehelper為PageHelper類所在包名 --> <plugin interceptor="com.github.pagehelper.PageInterceptor"> <!--分頁引數合理化--> <property name="reasonable" value="true"/> </plugin> </plugins> </configuration>
dispatcherServlet-servlet.xml:
<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns:context="http://www.springframework.org/schema/context"
xmlns:mvc="http://www.springframework.org/schema/mvc"
xmlns:aop="http://www.springframework.org/schema/aop"
xsi:schemaLocation="http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans.xsd
http://www.springframework.org/schema/context
http://www.springframework.org/schema/context/spring-context.xsd
http://www.springframework.org/schema/mvc
http://www.springframework.org/schema/mvc/spring-mvc.xsd
http://www.springframework.org/schema/aop
http://www.springframework.org/schema/aop/spring-aop.xsd">
<context:component-scan base-package="com.emr.controller"/>
<!--開啟aop-->
<aop:aspectj-autoproxy/>
<!--自定義訊息轉換器-->
<mvc:annotation-driven>
<mvc:message-converters>
<bean class="org.springframework.http.converter.StringHttpMessageConverter">
<constructor-arg value="utf-8"/>
</bean>
</mvc:message-converters>
</mvc:annotation-driven>
<!-- 靜態資源對映 -->
<mvc:resources mapping="/static/**" location="/static/" />
<!--配置檢視解析器,方便頁面返回 -->
<bean id="jspViewResolver"
class="org.springframework.web.servlet.view.InternalResourceViewResolver">
<property name="prefix" value="/WEB-INF/" />
<property name="suffix" value=".jsp" />
</bean>
</beans>
jdbc.properties:
#mysql
#資料庫IP
dataBaseIp=localhost
#資料庫名稱
dataBaseName=gmpower
資料庫賬號
dataBaseUserName=root
#資料庫密碼
dataBasePassword=docus702
jdbc.driver=com.mysql.jdbc.Driver
jdbc.url=jdbc\:mysql\://${dataBaseIp}\:3306/${dataBaseName}?useUnicode\=true&characterEncoding\=utf-8
jdbc.username=${dataBaseUserName}
jdbc.password=${dataBasePassword}
filters: stat
maxActive: 20
initialSize: 1
maxWait: 60000
minIdle: 10
timeBetweenEvictionRunsMillis: 60000
minEvictableIdleTimeMillis: 300000
validationQuery: SELECT 'x'
testWhileIdle: true
testOnBorrow: false
testOnReturn: false
maxOpenPreparedStatements: 20
removeAbandoned: true
removeAbandonedTimeout: 1800
logAbandoned: true
#sqlServer
#資料庫IP
#dataBaseIp=localhost
##資料庫名稱
#dataBaseName=emr_record
#資料庫賬號
#dataBaseUserName=sa
##資料庫密碼
#dataBasePassword=docus702
#jdbc.driver=com.microsoft.sqlserver.jdbc.SQLServerDriver
#jdbc.url=jdbc\:sqlserver\://${dataBaseIp}:1433;databaseName=${dataBaseName}
#jdbc.username=${dataBaseUserName}
#jdbc.password=${dataBasePassword}
#oracle
#資料庫IP
#dataBaseIp=localhost
##資料庫名稱
#dataBaseName=ORCL
##資料庫賬號
#dataBaseUserName=docus
##資料庫密碼
#dataBasePassword=docus702
#jdbc.driver=oracle.jdbc.driver.OracleDriver
#jdbc.url=jdbc:oracle:thin:@${dataBaseIp}:1521/${dataBaseName}
#jdbc.username=${dataBaseUserName}
#jdbc.password=${dataBasePassword}
web.xml:
<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://java.sun.com/xml/ns/javaee"
xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd"
id="WebApp_ID" version="3.0">
<!-- 連線池 啟用 Web 監控統計功能 start-->
<filter>
<filter-name>DruidWebStatFilter</filter-name>
<filter-class>com.alibaba.druid.support.http.WebStatFilter</filter-class>
<init-param>
<param-name>exclusions</param-name>
<param-value>*. js ,*. gif ,*. jpg ,*. png ,*. css ,*. ico ,/ druid /*</param-value>
</init-param>
</filter>
<filter-mapping >
<filter-name>DruidWebStatFilter</filter-name>
<url-pattern>/*</url-pattern>
</filter-mapping>
<servlet >
<servlet-name>DruidStatView</servlet-name>
<servlet-class>com.alibaba.druid.support.http.StatViewServlet</servlet-class>
</servlet>
<servlet-mapping>
<servlet-name>DruidStatView</servlet-name>
<url-pattern>/druid/*</url-pattern>
</servlet-mapping >
<!-- 連線池 啟用 Web 監控統計功能 end-->
<context-param>
<param-name>contextConfigLocation</param-name>
<param-value>classpath:config/applicationContext.xml</param-value>
</context-param>
<!-- 啟動listener-->
<listener>
<listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
</listener>
<!--載入日誌slf4j.proerties-->
<context-param>
<param-name>webAppRootKey</param-name>
<param-value>demo.root</param-value>
</context-param>
<listener>
<listener-class>org.springframework.web.util.WebAppRootListener</listener-class>
</listener>
<!-- springMVC的前端控制器,攔截所有的請求 -->
<servlet>
<servlet-name>dispatcherServlet</servlet-name>
<servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
<load-on-startup>1</load-on-startup>
</servlet>
<servlet-mapping>
<servlet-name>dispatcherServlet</servlet-name>
<url-pattern>/</url-pattern>
</servlet-mapping>
</web-app>
log4j.properties:
#log4j.rootLogger=info,myLog,errorMsg
log4j.appender.myLog=org.apache.log4j.DailyRollingFileAppender
log4j.appender.myLog.File=D:\\logs\\demo\\info\\info_log
log4j.appender.myLog.DatePattern=-yyyy-MM-dd'.log'
log4j.appender.myLog.Append = true
log4j.appender.myLog.Threshold = debug
log4j.appender.myLog.layout=org.apache.log4j.PatternLayout
log4j.appender.myLog.layout.ConversionPattern=%d{yyyy-MM-dd HH:mm:ss}:%m%n
log4j.appender.errorMsg=org.apache.log4j.DailyRollingFileAppender
log4j.appender.errorMsg.File=D:\\logs\\demo\\error\\error_log
log4j.appender.errorMsg.DatePattern=-yyyy-MM-dd'.log'
log4j.appender.errorMsg.Append = true
log4j.appender.errorMsg.Threshold = error
log4j.appender.errorMsg.layout=org.apache.log4j.PatternLayout
log4j.appender.errorMsg.layout.ConversionPattern=%d{yyyy-MM-dd HH:mm:ss}:%m%n
#Console sql
log4j.rootLogger=debug,myLog,errorMsg,CONSOLE
log4j.appender.CONSOLE=org.apache.log4j.ConsoleAppender
log4j.appender.CONSOLE.layout=org.apache.log4j.PatternLayout
log4j.appender.CONSOLE.layout.ConversionPattern =%d %-5p [%c{5}] - %m%n
log4j.logger.com.emr=debug
log4j.logger.com.alibaba=error
log4j.logger.org=error
單元測試:
import com.emr.entity.Power_Role;
import com.emr.service.PowerRoleService;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.test.context.ContextConfiguration;
import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
import java.util.List;
@RunWith(SpringJUnit4ClassRunner.class)
@ContextConfiguration({"classpath:config/applicationContext.xml"})
public class DemoApplicationTests {
@Autowired
private PowerRoleService powerRoleService;
@Test
public void contextLoads() {
List<Power_Role> list = powerRoleService.selectAll();
System.out.println(list.toString());
}
}
druid(sql監控)訪問地址:ip:埠/專案名/druid/index.html或者ip:埠/專案名/druid/sql.html
###########################################附加###########################################
定時任務程式碼:
依賴:
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-context-support</artifactId>
<version>${spring.version}</version>
</dependency>
applicationContext.xml其中的程式碼:
<beans xmlns:task="http://www.springframework.org/schema/task"
http://www.springframework.org/schema/task
http://www.springframework.org/schema/task/spring-task.xsd">
<context:component-scan base-package="com.emr">
<context:exclude-filter type="annotation" expression="org.springframework.stereotype.Controller"/>
</context:component-scan>
</beans>
<!--啟動任務定時器-->
<task:annotation-driven/>
import org.springframework.scheduling.annotation.Scheduled;
import org.springframework.stereotype.Component;
@Component
public class task {
//@Scheduled(fixedDelay = 1000)
@Scheduled(cron = "0/5 * * * * ?")
public void task(){
System.out.println("任務啟動成功");
}
}
aop程式碼:
依賴:
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-context-support</artifactId>
<version>${spring.version}</version>
</dependency>
<!--aop的aspects工具包-->
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-aspects</artifactId>
<version>${spring.version}</version>
</dependency>
dispatcherServlet-servlet.xml其中的程式碼:
<beans xmlns:aop="http://www.springframework.org/schema/aop"
http://www.springframework.org/schema/aop
http://www.springframework.org/schema/aop/spring-aop.xsd">
<!--開啟aop-->
<aop:aspectj-autoproxy/>
程式碼:
testAnnotation.java:
import java.lang.annotation.*;
@Target({ElementType.PARAMETER, ElementType.METHOD})
@Retention(RetentionPolicy.RUNTIME)
@Documented
public @interface testAnnotation {
String modelName() default "";
}
LogAopService.java:
import com.emr.annotation.testAnnotation;
import com.emr.entity.Power_Role;
import org.aspectj.lang.ProceedingJoinPoint;
import org.aspectj.lang.Signature;
import org.aspectj.lang.annotation.Around;
import org.aspectj.lang.annotation.Aspect;
import org.aspectj.lang.annotation.Pointcut;
import org.aspectj.lang.reflect.MethodSignature;
import org.springframework.stereotype.Component;
import org.springframework.web.context.request.RequestContextHolder;
import org.springframework.web.context.request.ServletRequestAttributes;
import javax.annotation.Resource;
import javax.servlet.http.HttpServletRequest;
import java.lang.reflect.Method;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
@Aspect
@Component
public class LogAopService{
@Resource
private PowerRoleService roleService;
// 配置接入點,即為所要記錄的action操作目錄
@Pointcut("@annotation(com.emr.annotation.testAnnotation)")
private void controllerAspect() {
}
@Around("controllerAspect()")
public Object around(ProceedingJoinPoint pjp) throws Throwable {
HttpServletRequest request = ((ServletRequestAttributes) RequestContextHolder.getRequestAttributes())
.getRequest();
// 攔截的實體類,就是當前正在執行的controller
Object target = pjp.getTarget();
// 攔截的方法名稱。當前正在執行的方法
String methodName = pjp.getSignature().getName();
// 攔截的放參數型別
Signature sig = pjp.getSignature();
MethodSignature msig = null;
if (!(sig instanceof MethodSignature)) {
throw new IllegalArgumentException("該註解只能用於方法");
}
msig = (MethodSignature) sig;
Class[] parameterTypes = msig.getMethod().getParameterTypes();
Object object = null;
// 獲得被攔截的方法
Method method = null;
try {
method = target.getClass().getMethod(methodName, parameterTypes);
} catch (NoSuchMethodException e1) {
e1.printStackTrace();
}
if (null != method) {
testAnnotation op = method.getAnnotation(testAnnotation.class);
String module = op.modelName();
System.out.println("註解屬性值:"+module);
//插入表操作
insertLog(method,pjp);
}
object = pjp.proceed();
//接受客戶端的資料
Map<String,String[]> map = request.getParameterMap();
// 解決獲取引數亂碼
Map<String,String[]> newmap = new HashMap<String,String[]>();
for(Map.Entry<String, String[]> entry : map.entrySet()){
String name = entry.getKey();
String[] values = entry.getValue();
if(values==null){
newmap.put(name, new String[]{});
continue;
}
String[] newvalues = new String[values.length];
for(int i=0; i<values.length;i++){
String value = values[i];
value = new String(value.getBytes("iso8859-1"),request.getCharacterEncoding());
newvalues[i] = value; //解決亂碼後封裝到Map中
}
newmap.put(name, newvalues);
}
return object;
}
private void insertLog(Method method,ProceedingJoinPoint pjp) {
List<Power_Role> power_roles = roleService.selectAll();
System.out.println(power_roles.toString());
}
}
上傳檔案程式碼:
其中依賴
<!-- 檔案上傳元件 -->
<dependency>
<groupId>commons-fileupload</groupId>
<artifactId>commons-fileupload</artifactId>
<version>${commons-fileupload.version}</version>
</dependency>
配置:applicationContext.xml:
<!-- 上傳檔案 -->
<bean id="multipartResolver" class="org.springframework.web.multipart.commons.CommonsMultipartResolver">
<property name="defaultEncoding" value="utf-8"/>
<!-- 最大記憶體大小 -->
<property name="maxInMemorySize" value="10240"/>
<!-- 最大檔案大小,-1為不限制大小 -->
<property name="maxUploadSize" value="-1"/>
</bean>
jsp:
<form action="/demo/test4" method="post" enctype="multipart/form-data">
<input type="file" name="file" value="現在">
<input type="submit" value="提交">
</form>
後臺程式碼:
@RequestMapping(value="test4",method = RequestMethod.POST)
public void test2(MultipartFile file) throws Exception{
String originalFilename = file.getOriginalFilename();
System.out.println(originalFilename);
file.transferTo(new File("d:\\1.jpg"));
}