struts2上传文件时系统找不到指定路径！求大侠们帮帮忙

叫不醒的梦 2012-07-20 05:23:15
[Upload.jsp:

<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"
contentType="text/html; charset=utf-8"%>

<%@taglib prefix="s" uri="/struts-tags"%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>

<title>文件上传</title>

</head>

<body>
<font style="text-align: center;"> sg文件上传</font>
<form action="Upload.action" method="post"
enctype="multipart/form-data">

<s:textfield name="title" label="文件标题：" />
<br>
<s:file name="upload" label="选择文件：" />
<br>
<s:submit label="上传文件" />
</form>
</body>
</html>




FileUploadAction:


package action;

import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import javax.servlet.http.HttpServletRequest;
import org.apache.struts2.ServletActionContext;
import com.opensymphony.xwork2.ActionSupport;

public class FileUploadAction extends ActionSupport{
private static final int BUFFR_SIZE=60*1024;//这样做的目的是便于代码的维护；
private String title;
private File upload;//上传文件域对象；
private String uploadFileName;
private String uploadContentType;
private String savePath;
public String getTitle() {
return title;
}
public void setTitle(String title) {
this.title = title;
}
public File getUpload() {
return upload;
}
public void setUpload(File upload) {
this.upload = upload;
}
public String getUploadFileName() {
return uploadFileName;
}
public void setUploadFileName(String uploadFileName) {
this.uploadFileName = uploadFileName;
}
public String getUploadContentType() {
return uploadContentType;
}
public void setUploadContentType(String uploadContentType) {
this.uploadContentType = uploadContentType;
}

public void setSavePath(String savePath) {
this.savePath = savePath;
}
public static int getBuffrSize() {
return BUFFR_SIZE;
}

private String getSavePath() {

System.out.println(":"+ServletActionContext.getServletContext().getRealPath(savePath));



return ServletActionContext.getServletContext().getRealPath("/WEB-INF/"+savePath);
}



public String execute() throws Exception {
System.out.println("savePath:"+savePath);
System.out.println("getUpload():"+getUpload());
//C:\雷瑟\3.1415926\333\444\美眉图片\1\2\1.jpg
//getSavePath()+"\\"+"upload"+getUploadFileName()
//"C:\\Users\\hp\\Desktop\\1.jpg"+"1.jpg"
System.out.println("::::::::::"+getUploadFileName());
//getSavePath()+"\\"+getUploadFileName()
FileOutputStream fos=new FileOutputStream(this.getSavePath()+"\\"+this.getUploadFileName());

FileInputStream fis=new FileInputStream(getUpload());//指向上传的文件，从中读取数据
byte[] buffer=new byte[BUFFR_SIZE];
int length=0;
while ((length=fis.read(buffer))>0){
fos.write(buffer,0,length);

}




return SUCCESS;
}




}



struts.xml:

<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE struts PUBLIC "-//Apache Software Foundation//DTD Struts Configuration 2.1//EN" "http://struts.apache.org/dtds/struts-2.1.dtd">
<struts>
<constant name="struts.multipart.saveDir" value="/tmp"></constant>
<constant name="struts.custom.i18n.resources" value="mess"></constant>
<package name="mypackage" extends="struts-default">
<interceptors>
<interceptor name="myinterceptor" class="action.Myinterceptor">
</interceptor>
</interceptors>
<

<action name="Upload" class="action.FileUploadAction">
<param name="savePath">/upload</param>
<result name="success">/ShowUpload.jsp</result>
<result name="input">/Upload.jsp</result>
<interceptor-ref name="fileUpload"/>
<interceptor-ref name="defaultStack"/>
</action>
</package></struts>



报错信息：

java.io.FileNotFoundException: C:\java练习代码\java相关学习包\servlet\apache-tomcat-6.0.20已经解压\webapps\StrutsAgain\WEB-INF\upload\1_110314152052_2[1].jpg (系统找不到指定的路径。)
java.io.FileOutputStream.open(Native Method)
java.io.FileOutputStream.<init>(FileOutputStream.java:179)
java.io.FileOutputStream.<init>(FileOutputStream.java:70)
action.FileUploadAction.execute(FileUploadAction.java:73)
sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
java.lang.reflect.Method.invoke(Method.java:597)
com.opensymphony.xwork2.DefaultActionInvocation.invokeAction(DefaultActionInvocation.java:441)
com.opensymphony.xwork2.DefaultActionInvocation.invokeActionOnly(DefaultActionInvocation.java:280)
com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:243)
com.opensymphony.xwork2.interceptor.DefaultWorkflowInterceptor.doIntercept(DefaultWorkflowInterceptor.java:165)
com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:87)
com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)
com.opensymphony.xwork2.validator.ValidationInterceptor.doIntercept(ValidationInterceptor.java:252)
org.apache.struts2.interceptor.validation.AnnotationValidationInterceptor.doIntercept(AnnotationValidationInterceptor.java:68)
com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:87)
com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)
com.opensymphony.xwork2.interceptor.ConversionErrorInterceptor.intercept(ConversionErrorInterceptor.java:122)
com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)
com.opensymphony.xwork2.interceptor.ParametersInterceptor.doIntercept(ParametersInterceptor.java:195)
com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:87)
com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)
com.opensymphony.xwork2.interceptor.ParametersInterceptor.doIntercept(ParametersInterceptor.java:195)
com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:87)
com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)
com.opensymphony.xwork2.interceptor.StaticParametersInterceptor.intercept(StaticParametersInterceptor.java:179)
com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)
org.apache.struts2.interceptor.MultiselectInterceptor.intercept(MultiselectInterceptor.java:75)
com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)
org.apache.struts2.interceptor.CheckboxInterceptor.intercept(CheckboxInterceptor.java:94)
com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)
org.apache.struts2.interceptor.FileUploadInterceptor.intercept(FileUploadInterceptor.java:306)
com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)
com.opensymphony.xwork2.interceptor.ModelDrivenInterceptor.intercept(ModelDrivenInterceptor.java:89)
com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)
com.opensymphony.xwork2.interceptor.ScopedModelDrivenInterceptor.intercept(ScopedModelDrivenInterceptor.java:130)
com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)
org.apache.struts2.interceptor.debugging.DebuggingInterceptor.intercept(DebuggingInterceptor.java:267)
com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)
com.opensymphony.xwork2.interceptor.ChainingInterceptor.intercept(ChainingInterceptor.java:126)
com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)
com.opensymphony.xwork2.interceptor.PrepareInterceptor.doIntercept(PrepareInterceptor.java:138)
com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:87)
com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)
com.opensymphony.xwork2.interceptor.I18nInterceptor.intercept(I18nInterceptor.java:165)
com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)
org.apache.struts2.interceptor.ServletConfigInterceptor.intercept(ServletConfigInterceptor.java:164)
com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)
com.opensymphony.xwork2.interceptor.AliasInterceptor.intercept(AliasInterceptor.java:179)
com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)
com.opensymphony.xwork2.interceptor.ExceptionMappingInterceptor.intercept(ExceptionMappingInterceptor.java:176)
com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)
org.apache.struts2.interceptor.FileUploadInterceptor.intercept(FileUploadInterceptor.java:306)
com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)
org.apache.struts2.impl.StrutsActionProxy.execute(StrutsActionProxy.java:52)
org.apache.struts2.dispatcher.Dispatcher.serviceAction(Dispatcher.java:488)
org.apache.struts2.dispatcher.ng.ExecuteOperations.executeAction(ExecuteOperations.java:77)
org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter.doFilter(StrutsPrepareAndExecuteFilter.java:91)

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Davidtsang 2012-07-21
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C:\java练习代码\java相关学习包\servlet\apache-tomcat-6.0.20已经解压\webapps\StrutsAgain\WEB-INF\upload\1_110314152052_2[1].jpg (系统找不到指定的路径。)

---这是程序找不到文件路径，你应该转义一下，java读的时候"\\"才可以对吧？把拿到的"\"replace一下就可以了
xhmlwaf 2012-07-20
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很明细了呀，找不到指定的路径
File.mkdirs(); 创建目录
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