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TreasurezTreasurez
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add springmvc upload
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‎pom.xml‎

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<module>nexus</module>
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<module>apache-poi</module>
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<module>java-compile</module>
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<module>SpringMVC_FileUpload</module>
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<module>springMVCFileUpload</module>
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</modules>
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<name>learn-java-bug</name>

‎springMVCFileUpload/pom.xml‎

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<?xml version="1.0" encoding="UTF-8"?>
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<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
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<modelVersion>4.0.0</modelVersion>
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<groupId>com.nn</groupId>
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<artifactId>springmvc-fileUpload</artifactId>
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<version>1.0-SNAPSHOT</version>
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<packaging>war</packaging>
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<name>springmvc-fileUpload Maven Webapp</name>
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<!-- FIXME change it to the project's website -->
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<url>http://www.example.com</url>
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<properties>
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<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
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<maven.compiler.source>1.8</maven.compiler.source>
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<maven.compiler.target>1.8</maven.compiler.target>
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</properties>
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<dependencies>
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<dependency>
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<groupId>junit</groupId>
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<artifactId>junit</artifactId>
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<version>4.11</version>
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<scope>test</scope>
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</dependency>
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<!--文件上传依赖-->
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<!-- https://mvnrepository.com/artifact/commons-fileupload/commons-fileupload -->
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<dependency>
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<groupId>commons-fileupload</groupId>
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<artifactId>commons-fileupload</artifactId>
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<version>1.3.3</version>
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</dependency>
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<!-- https://mvnrepository.com/artifact/commons-io/commons-io -->
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<dependency>
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<groupId>commons-io</groupId>
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<artifactId>commons-io</artifactId>
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<version>2.4</version>
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</dependency>
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<!--文件上传依赖-->
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<!--spring依赖-->
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<dependency>
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<groupId>org.springframework</groupId>
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<artifactId>spring-context</artifactId>
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<version>4.3.1.RELEASE</version>
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</dependency>
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<dependency>
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<groupId>org.springframework</groupId>
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<artifactId>spring-test</artifactId>
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<version>4.2.5.RELEASE</version>
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</dependency>
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<!--springMVC依赖-->
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<dependency>
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<groupId>org.springframework</groupId>
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<artifactId>spring-web</artifactId>
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<version>4.3.1.RELEASE</version>
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</dependency>
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<dependency>
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<groupId>org.springframework</groupId>
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<artifactId>spring-webmvc</artifactId>
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<version>4.3.1.RELEASE</version>
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</dependency>
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<!--springMVC依赖结束-->
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</dependencies>
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<build>
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<finalName>springmvc-fileUpload</finalName>
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<pluginManagement><!-- lock down plugins versions to avoid using Maven defaults (may be moved to parent pom) -->
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<plugins>
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<plugin>
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<artifactId>maven-clean-plugin</artifactId>
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<version>3.1.0</version>
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</plugin>
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<!-- see http://maven.apache.org/ref/current/maven-core/default-bindings.html#Plugin_bindings_for_war_packaging -->
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<plugin>
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<artifactId>maven-resources-plugin</artifactId>
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<version>3.0.2</version>
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</plugin>
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<plugin>
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<artifactId>maven-compiler-plugin</artifactId>
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<version>3.8.0</version>
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</plugin>
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<plugin>
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<artifactId>maven-surefire-plugin</artifactId>
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<version>2.22.1</version>
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</plugin>
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<plugin>
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<artifactId>maven-war-plugin</artifactId>
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<version>3.2.2</version>
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</plugin>
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<plugin>
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<artifactId>maven-install-plugin</artifactId>
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<version>2.5.2</version>
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</plugin>
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<plugin>
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<artifactId>maven-deploy-plugin</artifactId>
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<version>2.8.2</version>
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</plugin>
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</plugins>
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</pluginManagement>
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</build>
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</project>

‎springMVCFileUpload/src/main/java/com/nn/controller/FileUploadController.java‎

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package com.nn.controller;
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import org.springframework.stereotype.Controller;
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import org.springframework.web.bind.annotation.RequestMapping;
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import org.springframework.web.bind.annotation.RequestParam;
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import org.springframework.web.multipart.MultipartFile;
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import java.io.FileOutputStream;
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import java.io.IOException;
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import java.io.InputStream;
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import java.io.OutputStream;
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@Controller
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public class FileUploadController {
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@RequestMapping("upload")
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public String upload(@RequestParam("desc") String desc, @RequestParam("file") MultipartFile file) throws IOException {
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System.out.println("文件描述:"+ desc);
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// 获取到 文件输入流
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InputStream inputStream = file.getInputStream();
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String originalFilename = file.getOriginalFilename(); // 获取 上传文件的原始 名称
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OutputStream outputStream = new FileOutputStream(originalFilename);
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byte[] buff = new byte[1024];
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int len = -1;
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while ((len = inputStream.read(buff))!=-1){
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outputStream.write(buff,0,len);
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}
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inputStream.close();
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outputStream.close();
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System.out.println("上传成功");
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return "success";
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}
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}

‎springMVCFileUpload/src/main/resources/springmvc.xml‎

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<?xml version="1.0" encoding="UTF-8"?>
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<beans xmlns="http://www.springframework.org/schema/beans"
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xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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xmlns:context="http://www.springframework.org/schema/context"
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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">
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<!-- 开启注解扫描-->
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<context:component-scan base-package="com.nn"></context:component-scan>
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<!--配置师徒解析器-->
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<bean class="org.springframework.web.servlet.view.InternalResourceViewResolver">
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<!-- 前缀-->
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<property name="prefix" value="/view/"></property>
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<!-- 后缀-->
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<property name="suffix" value=".jsp"></property>
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</bean>
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<!-- 配置文件上传解析器
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id 值 固定为：multipartResolver
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-->
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<bean id="multipartResolver" class="org.springframework.web.multipart.commons.CommonsMultipartResolver">
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<!--配置编码-->
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<property name="defaultEncoding" value="utf-8"></property>
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<!-- 上传单个文件的最大值，单位 byte ； 如果为： -1，表示无限制-->
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<property name="maxUploadSize" value="-1"></property>
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</bean>
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</beans>

‎springMVCFileUpload/src/main/webapp/WEB-INF/web.xml‎

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<?xml version="1.0" encoding="UTF-8"?>
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<web-app xmlns="http://xmlns.jcp.org/xml/ns/javaee"
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xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee http://xmlns.jcp.org/xml/ns/javaee/web-app_4_0.xsd"
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version="4.0">
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<!-- 配置 springMVC 入口-->
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<servlet>
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<servlet-name>dispatcherServlet</servlet-name>
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<servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
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<init-param>
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<param-name>contextConfigLocation</param-name>
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<param-value>classpath:springmvc.xml</param-value>
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</init-param>
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</servlet>
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<servlet-mapping>
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<servlet-name>dispatcherServlet</servlet-name>
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<url-pattern>/</url-pattern>
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</servlet-mapping>
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</web-app>

‎springMVCFileUpload/src/main/webapp/index.jsp‎

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<%@ page contentType="text/html;charset=UTF-8" language="java" %>
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<html>
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<meta http-equiv="X-UA-Compatible" content="ie=edge">
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<title>Hello World!</title>
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<meta name="viewport"
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content="width=device-width,user-scalable=no,maximum-scale=1.0,minimum-scale=1.0, initial-scale=1.0">
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</head>
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<body>
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<h2>文件长传</h2>
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<form action="${pageContext.request.contextPath}/upload" method="post" enctype="multipart/form-data" >
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文件描述：<input name="desc" type="text"/>
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<input type="file" name="file">
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<input type="submit" value="上传">
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</form>
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</body>
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</html>

‎springMVCFileUpload/src/main/webapp/view/success.jsp‎

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<%@ page contentType="text/html;charset=UTF-8" language="java" %>
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<html>
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<meta http-equiv="X-UA-Compatible" content="ie=edge">
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<title>Hello World!</title>
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<meta name="viewport"
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content="width=device-width,user-scalable=no,maximum-scale=1.0,minimum-scale=1.0, initial-scale=1.0">
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</head>
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<body>
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<h2>success</h2>
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</body>
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</html>

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