！关于jsp图片上传和加载的一些重要有关问题！跪求！
日期：2014-05-18 浏览次数：20727 次
！！关于jsp图片上传和加载的一些重要问题！！急！！在线等！！跪求！！
怎么样在本地的文件夹中选择图片加载到jsp页面中？然后怎么样把图片存入数据库(sqlserver2000),还需要在查询的时候查询出这个图片？
注：是不是需要先把本地图片存入到服务器的临时文件夹下？
有没有参考的代码，谢谢各位大虾～～～跪求！！！
------解决方案--------------------
JSP页面
<%@page contentType= "text/html;charset=GBK "%>
<%@ taglib uri= "http://jakarta.apache.org/struts/tags-logic "
prefix= "logic "%>
<%@ taglib uri= "http://jakarta.apache.org/struts/tags-html "
prefix= "html "%>
<%@ taglib uri= "http://jakarta.apache.org/struts/tags-bean "
prefix= "bean "%>
<html>
<script type= "text/javascript ">
function v(){
document.myform.img.src=document.myform.pic.value;
}
</script>
<body>
<form action= "photo.do?p=main " method= "POST " enctype= "multipart/form-data " name= "myform "> <%--
得到本地的图片
--%> <input type= "file " name= "pic " onchange= "v() " >
<img name= "img " src= " " > <%--
显示数据库中的图片
--%> <img name= "abc " src= "photo.do?p=view ">
<input type= "submit " value= "going "/>
</form>
</body>
</html>
Action
/*
* Generated by MyEclipse Struts
* Template path: templates/java/JavaClass.vtl
*/
package action;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import org.apache.struts.action.Action;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;
import org.apache.struts.actions.DispatchAction;
import org.apache.struts.upload.FormFile;
import form.PhotoForm;
/**
* MyEclipse Struts Creation date: 04-13-2007
*
* XDoclet definition:
*
* @struts.action validate= "true "
*/
public class PhotoAction extends DispatchAction {
/*
* Generated Methods
*/
/**
* Method execute
*
* @param mapping
* @param form
* @param request
* @param response
* @return ActionForward
*/
public ActionForward main(ActionMapping mapping, ActionForm form,
HttpServletRequest request, HttpServletResponse response) {
// TODO Auto-generated method stub
PhotoForm tform = (PhotoForm) form;
FormFile file = tform.getPic();
String name = "ruby ";
HttpSession session = request.getSession();
if (file.getFileSize() > 10000) {
}
// 获取文件名
String filename = file.getFileName();
System.out.println(filename);
int index = filename.lastIndexOf( &qu
怎么样在本地的文件夹中选择图片加载到jsp页面中？然后怎么样把图片存入数据库(sqlserver2000),还需要在查询的时候查询出这个图片？
注：是不是需要先把本地图片存入到服务器的临时文件夹下？
有没有参考的代码，谢谢各位大虾～～～跪求！！！
------解决方案--------------------
JSP页面
<%@page contentType= "text/html;charset=GBK "%>
<%@ taglib uri= "http://jakarta.apache.org/struts/tags-logic "
prefix= "logic "%>
<%@ taglib uri= "http://jakarta.apache.org/struts/tags-html "
prefix= "html "%>
<%@ taglib uri= "http://jakarta.apache.org/struts/tags-bean "
prefix= "bean "%>
<html>
<script type= "text/javascript ">
function v(){
document.myform.img.src=document.myform.pic.value;
}
</script>
<body>
<form action= "photo.do?p=main " method= "POST " enctype= "multipart/form-data " name= "myform "> <%--
得到本地的图片
--%> <input type= "file " name= "pic " onchange= "v() " >
<img name= "img " src= " " > <%--
显示数据库中的图片
--%> <img name= "abc " src= "photo.do?p=view ">
<input type= "submit " value= "going "/>
</form>
</body>
</html>
Action
/*
* Generated by MyEclipse Struts
* Template path: templates/java/JavaClass.vtl
*/
package action;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import org.apache.struts.action.Action;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;
import org.apache.struts.actions.DispatchAction;
import org.apache.struts.upload.FormFile;
import form.PhotoForm;
/**
* MyEclipse Struts Creation date: 04-13-2007
*
* XDoclet definition:
*
* @struts.action validate= "true "
*/
public class PhotoAction extends DispatchAction {
/*
* Generated Methods
*/
/**
* Method execute
*
* @param mapping
* @param form
* @param request
* @param response
* @return ActionForward
*/
public ActionForward main(ActionMapping mapping, ActionForm form,
HttpServletRequest request, HttpServletResponse response) {
// TODO Auto-generated method stub
PhotoForm tform = (PhotoForm) form;
FormFile file = tform.getPic();
String name = "ruby ";
HttpSession session = request.getSession();
if (file.getFileSize() > 10000) {
}
// 获取文件名
String filename = file.getFileName();
System.out.println(filename);
int index = filename.lastIndexOf( &qu
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