common-upload文件上傳封裝

jopen 10年前發布 | 15K 次閱讀 文件上傳 common-upload

為了更方便的讓每次上傳進行使用，對common-upload進行了一個簡單的封裝。

package com.onsafe.util.upload;


/**


    

  • 文件屬性bean
    • 

  • @author lushuifa
*/
public class FileBean {
 private String fileName;// 文件名
 private String fileContentType;// 上傳文件的數據類型
 private long fileSize;// 文件的大小;單位byte
 private String extName;// 文件擴展名的大小
 private String fieldName;
 private String filePath;
 private String fileNote;//文件說明
 private String newFileName;//新文件名
    

    public String getFileName() {
    


     return fileName;

    

    }
    

    public void setFileName(String fileName) {
    


     this.fileName = fileName;

    

    }
    

    public String getFileContentType() {
    


     return fileContentType;

    

    }
    

    public void setFileContentType(String fileContentType) {
    


     this.fileContentType = fileContentType;

    

    }
    

    public long getFileSize() {
    


     return fileSize;

    

    }
    

    public void setFileSize(long fileSize) {
    


     this.fileSize = fileSize;

    

    }
    

    public String getExtName() {
    


     return extName;

    

    }
    

    public void setExtName(String extName) {
    


     this.extName = extName;

    

    }
    

    public String getFilePath() {
    


     return filePath;

    

    }
    

    public void setFilePath(String filePath) {
    


     this.filePath = filePath;

    

    }
    

    public String getFieldName() {
    


     return fieldName;

    

    }
    

    public void setFieldName(String fieldName) {
    


     this.fieldName = fieldName;

    

    }
    

    public String getFileNote() {
    


     return fileNote;

    

    }
    

    public void setFileNote(String fileNote) {
    


     this.fileNote = fileNote;

    

    }
    

    public String getNewFileName() {
    


     return newFileName;

    

    }
    

    public void setNewFileName(String newFileName) {
    


     this.newFileName = newFileName;

    

    }
}</pre> 
    

    

    [2].上傳工具類  
    

    package com.onsafe.util.upload;
    

    • 



import java.io.File;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Date;
import java.util.HashMap;
import java.util.List;
import java.util.Map;


import javax.servlet.http.HttpServletRequest;


import org.apache.commons.fileupload.FileItem;
import org.apache.commons.fileupload.disk.DiskFileItemFactory;
import org.apache.commons.fileupload.servlet.ServletFileUpload;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;


import com.onsafe.util.ChineseSpelling;


/**


    

  • 上傳工具類
    • 

  • @author Administrator
/
public class UploadTools {
    

    protected final static Log log = LogFactory.getLog(UploadTools.class);
    

    private HttpServletRequest request = null;
 private String savePath = "";
 private List<FileBean> fileBeanList = null;
 //上傳表單的其它信息，除file類型的input
 private Map<String,String> formDatas = null;
 private String uploadStatus = "";
 //文件單個最大大小
 private long maxSize;
 //文件允許的格式為
 private String allowExts;
 //文件不允許的格式為
 private String unAllowExts;
    

    public void uploadFiles() {
    


     savePath = this.getSavePath();
 fileBeanList = new ArrayList<FileBean>();
 formDatas    = new HashMap<String,String>();
 DiskFileItemFactory factory = new DiskFileItemFactory();
 ServletFileUpload upload = new ServletFileUpload(factory);
 try {
     List<FileItem> items = upload.parseRequest(this.getRequest());//上傳文件解析
     //表單元素集合
     List<FileItem> formFieldList = new ArrayList<FileItem>();
     //文件元素集合
     List<FileItem> fileFieldList = new ArrayList<FileItem>();
     if (items.size()>0) {
         //將表單元素和文件元素裝載到不同的集合中
         for (FileItem fileItem : items) {
             if (fileItem.isFormField()) {
                 formFieldList.add(fileItem);
             } else {
                 fileFieldList.add(fileItem);
             }
         }

         /**
          * 分解表單元素
          */
         //初始化文件上傳屬性bean
         FileBean fileBean = null;
         for (FileItem fileItem : formFieldList) {
             System.out.println("表單參數名:" + fileItem.getFieldName()+ "，表單參數值:" + fileItem.getString("UTF-8"));
             formDatas.put(fileItem.getFieldName(), fileItem.getString("UTF-8").replace("'", "''"));
             if(fileItem.getFieldName().equals("companyName")){
                 savePath = savePath.replace("gongsi", ChineseSpelling.getSpell(fileItem.getString("UTF-8")));
             }

             if(fileItem.getFieldName().toLowerCase().contains("colum")){
                 savePath = savePath.replace("lanmu", ChineseSpelling.getSpell(fileItem.getString("UTF-8")));
             }

             if(fileItem.getFieldName().equals("articleUUID")){
                 savePath = savePath.replace("uuid", fileItem.getString("UTF-8"));
             }
         }
         log.info("保存的真實路徑為："+savePath);
    

    • 




            /**
             * 分解文件元素
             */
            for (FileItem fileItem : fileFieldList) {
                //先判斷文件件域是否選擇了文件 
                if (fileItem.getName() != null && !fileItem.getName().equals("")) {
                    //文件名
                    String fileName = fileItem.getName();
                    // IE 和 FireFox 下的 getName() 得出的值不同
                    // IE 下得到的是文件的完整路徑
                    if(fileName.contains("\\")) {
                        // 截取得到完整路徑后的文件名
                        fileName = fileName.substring(fileName.lastIndexOf("\\") + 1);
                    }
                    //文件大小
                    long fileSize = fileItem.getSize();
                    //檢查擴展名
                    String extName = fileName.substring(fileName.lastIndexOf(".") + 1).toLowerCase();
                    //文件屬性bean
                    fileBean = new FileBean();
                    fileBean.setFileName(fileName);
                    fileBean.setExtName(extName);
                    fileBean.setFileSize(fileSize);
                    SimpleDateFormat df = new SimpleDateFormat("yyyyMMdd");
                    //文件名轉拼音
                    String pingyingFileName = ChineseSpelling.getSpell(fileName);
                    String newFileName = df.format(new Date()) + "_" + pingyingFileName;

                    fileBean.setFilePath(savePath+newFileName);
                    fileBean.setFieldName(fileItem.getFieldName());
                    fileBean.setNewFileName(newFileName);
                    File f1 = new File(savePath);
                    if (!f1.exists()) {
                        f1.mkdirs();
                    }
                    System.out.println("新文件路徑："+newFileName);
                    File uploadedFile = new File(savePath, newFileName);
                    fileItem.write(uploadedFile);
                    // 獲取根目錄對應的真實物理路徑
                    // 保存文件在服務器的物理磁盤中
                    System.out.println("上傳文件的大小:" + fileItem.getSize());
                    System.out.println("上傳文件的類型:" + fileItem.getContentType());
                    System.out.println("上傳文件的名稱:" + fileName);
                    fileBeanList.add(fileBean);
                    uploadStatus = "上傳成功";
                } else {
                    uploadStatus = "沒有選擇文件！"; 
                }
            }
        }
    } catch (Exception e) {
        e.printStackTrace();
        uploadStatus =  "上傳文件失敗！";
    }
}


public List<FileBean> getFileBeanList() {
    return fileBeanList;
}

public void setFileBeanList(List<FileBean> fileBeanList) {
    this.fileBeanList = fileBeanList;
}

public HttpServletRequest getRequest() {
    return request;
}

public void setRequest(HttpServletRequest request) {
    this.request = request;
}

public String getSavePath() {
    return savePath;
}

public void setSavePath(String savePath) {
    this.savePath = savePath;
}

public Map<String, String> getFormDatas() {
    return formDatas;
}

public void setFormDatas(Map<String, String> formDatas) {
    this.formDatas = formDatas;
}

public String getUploadStatus() {
    return uploadStatus;
}

public void setUploadStatus(String uploadStatus) {
    this.uploadStatus = uploadStatus;
}

public long getMaxSize() {
    return maxSize;
}

public void setMaxSize(long maxSize) {
    this.maxSize = maxSize;
}

public String getAllowExts() {
    return allowExts;
}

public void setAllowExts(String allowExts) {
    this.allowExts = allowExts;
}

public String getUnAllowExts() {
    return unAllowExts;
}

public void setUnAllowExts(String unAllowExts) {
    this.unAllowExts = unAllowExts;
}



}</pre> 

</div>




[3].運用工具類 


// 實例化上傳工具類
UploadTools uploadTools = new UploadTools();
uploadTools.setSavePath(savePath);
uploadTools.setRequest(wu.request);
uploadTools.uploadFiles();
Map<String, String> fds = uploadTools.getFormDatas();
List<FileBean> fileBeanList =uploadTools.getFileBeanList();
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