首页 > 代码库 > struts2上传图片的全过程 自己版
struts2上传图片的全过程 自己版
function toAdd() {
if(befoSubmit()) {
$.ajax({
cache : true,
type : "POST",
url : "<%=basePath%>check/addCheckWineInfoOK",
data : $("#addForm").serialize(),
error : function(request) {
$("#errorMsg").show();
},
success : function(data) {
if(data) {
$("#okMsg").show();
setTimeout(function(){$("#okMsg").hide();}, 4000);
} else {
$("errorMsg").show();
}
}
});
}
}
<s:form id="addForm" action="check/addCheckWineInfoOK" method="post" enctype="multipart/form-data" theme="simple" >
<fieldset>
<div style="float: left;">
<table>
<tr>
<td><b><label>产品批次号</label></b></td>
<td><s:select list="#{‘C123‘:‘C123‘,‘C456‘:‘C456‘,‘C789‘:‘C789‘}" name="checkWine.productId" cssClass="large-input" /></td>
<td></td>
</tr>
<tr>
<td><b><label>葡萄酒检测时间</label></b></td>
<td><input name="dateStr" type="text" readonly="readonly" value="http://www.mamicode.com/单击此处选择时间" id="rangeA" onclick="changeDate(this.value);"/></td>
<td></td>
</tr>
<tr>
<td><b><label>检测人</label></b></td>
<td><input class="text-input large-input datepicker" type="text" id="large-input" name="checkWine.checkPerson" /></td>
<td></td>
</tr>
<tr>
<td><b><label>感官</label></b></td>
<td><input class="text-input large-input datepicker" type="text" id="large-input" name="checkWine.feel" /></td>
<td></td>
</tr>
<tr>
<td><b><label>净含量（ml）</label></b></td>
<td><input class="text-input large-input datepicker" type="text" id="large-input" name="checkWine.content" /></td>
<td></td>
</tr>
<tr>
<td><b><label>酒精度（%vol）</label></b></td>
<td><input class="text-input large-input datepicker" type="text" id="large-input" name="checkWine.alc" /></td>
<td></td>
</tr>
<tr>
<td><b><label>总糖（g/l）</label></b></td>
<td><input class="text-input large-input datepicker" type="text" id="large-input" name="checkWine.total_sugar" /></td>
<td></td>
</tr>
<tr>
<td><b><label>挥发酸（g/l）</label></b></td>
<td><input class="text-input large-input datepicker" type="text" id="large-input" name="checkWine.acidDegree" /></td>
<td></td>
</tr>
<tr>
<td><b><label>总SO2(mg/l)</label></b></td>
<td><input class="text-input large-input datepicker" type="text" id="large-input" name="checkWine.totalSO2" /></td>
<td></td>
</tr>
<tr>
<td><b><label>干浸物（g/l）</label></b></td>
<td><input class="text-input large-input datepicker" type="text" id="large-input" name="checkWine.solidDegree" /></td>
<td></td>
</tr>
<tr>
<td><b><label>备注</label></b></td>
<td><input class="text-input large-input datepicker" type="text" id="large-input" name="checkWine.other" /></td>
<td></td>
</tr>
<tr>
<td style="text-align: right; width: 120px;font-size: 15px;font-weight: bold;">上传质检报告：</td>
<td id="more"> <s:file name="file"></s:file> <input type="button" value="http://www.mamicode.com/继续添加" onclick="addMore();"> </td>
</tr>
<tr>
<td><input class="button" type="submit" value="http://www.mamicode.com/确认添加"/></td>
</tr>
</table>
</div>
</fieldset>
<div class="clear"></div>
</s:form>如上 jsp ;
配置文件如下：
<action name="addCheckWineInfoOK" class="addCheckWineInfoAction"> <interceptor-ref name="fileUpload"> <!-- 设置文件上传大小 --> <param name="maximumSize">4096000</param> <!-- 设置文件上传类型 --> <param name="allowedTypes"> application/vnd.ms-powerpoint </param> </interceptor-ref> <!-- 自定义了拦截器后必手动定义默认的拦截器，否则默认的拦截器不会被执行 --> <interceptor-ref name="defaultStack"></interceptor-ref> <!-- <result name="success" type="json"> <param name="root">result</param> </result> --> <result name="success" type="redirectAction"> toSelectAllCheckWineInfo </result> </action>
package com.jsjxy.wine.action.check.wine;
import java.io.File;
import java.io.FileInputStream;
import java.io.InputStream;
import java.io.OutputStream;
import java.io.FileOutputStream;
import java.text.ParseException;
import java.util.ArrayList;
import java.util.List;
import javax.servlet.http.HttpServletRequest;
import org.apache.struts2.ServletActionContext;
import org.springframework.context.annotation.Scope;
import org.springframework.stereotype.Controller;
import org.springframework.transaction.annotation.Transactional;
import com.jsjxy.wine.action.BaseAction;
import com.jsjxy.wine.bean.pojo.CheckWine;
import com.jsjxy.wine.service.dao.base.DAOException;
import com.jsjxy.wine.utils.CreateDateUtil;
@Controller
@Scope("prototype")
@Transactional
public class AddCheckWineInfoAction extends BaseAction {
private String dateStr;// 用于接收页面提交过来的时间字符串
private List<File> file;
private List<String> fileFileName;
private List<String> fileContentType;
private List<String> dataUrl;
private CheckWine checkWine;
@Override
public String execute() {
try {
System.out.println("file------"+file);
HttpServletRequest request= ServletActionContext.getRequest();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+request.getContextPath()+"/";
if (file != null) {
dataUrl = new ArrayList<String>();
String imgpath = "upload\\";
for (int i = 0; i < file.size(); ++i) {
InputStream is = new FileInputStream(file.get(i));
String path = ServletActionContext.getServletContext().getRealPath("/");
System.out.println("path ----------------------"+path);
String fileName = Long.toString(System.currentTimeMillis()) + this.getFileFileName().get(i);
File destFile = new File(path+imgpath, fileName);
System.out.println("数据库url------"+basePath+imgpath+fileName);
dataUrl.add(basePath+imgpath+fileName);
OutputStream os = new FileOutputStream(destFile);
byte[] buffer = new byte[400];
int length = 0;
while ((length = is.read(buffer)) > 0) {
os.write(buffer, 0, length);
}
is.close();
os.close();
}
String finalUrl = "";
for (String Iurl : dataUrl) {
finalUrl = finalUrl + Iurl+";";
}
checkWine.setImageUrl(finalUrl);
}
checkWine.setCheckWineTime(CreateDateUtil.getTimeStart(dateStr));
checkWineDAO.addCheckWineInfo(checkWine);
result = true;
} catch (DAOException e) {
e.printStackTrace();
result = false;
} catch (ParseException e) {
e.printStackTrace();
result = false;
}catch (Exception e) {
e.printStackTrace();
}
return super.execute();
}
public String getDateStr() {
return dateStr;
}
public void setDateStr(String dateStr) {
this.dateStr = dateStr;
}
public List<File> getFile() {
return file;
}
public void setFile(List<File> file) {
this.file = file;
}
public List<String> getFileFileName() {
return fileFileName;
}
public void setFileFileName(List<String> fileFileName) {
this.fileFileName = fileFileName;
}
public List<String> getFileContentType() {
return fileContentType;
}
public void setFileContentType(List<String> fileContentType) {
this.fileContentType = fileContentType;
}
public List<String> getDataUrl() {
return dataUrl;
}
public void setDataUrl(List<String> dataUrl) {
this.dataUrl = dataUrl;
}
public CheckWine getCheckWine() {
return checkWine;
}
public void setCheckWine(CheckWine checkWine) {
this.checkWine = checkWine;
}
}如上是上传过程
<s:iterator value="http://www.mamicode.com/urls" id="imageUrl">
<tr><td><img src="http://www.mamicode.com/${imageUrl}" width="800px;" height="500px;"> </td></tr>
</s:iterator>如上是图片显示过程
struts2上传图片的全过程 自己版
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