attachment.java

OA典型例子

/*
 * attachment.java
 * Generated using xgen and texen from bean.vm
 * Wed Mar 03 13:44:52 CST 2004
 */
package com.sure.oa.attachment;
import org.apache.xerces.utils.Base64;
import java.io.*;
/**
 * 将正文或附件存入数据库
 * @author [e-mail]
 */
public class attachment extends attachmentBase {
  /**
   * @ return 获得文件在服务器上保存的完整路径
   */
  public  String getFilePath(){
    return  path+site+"/"+fileName;
  }

  public StringBuffer toXML(String type) throws FileNotFoundException,IOException{
    String title="正文";
    if(type.equals("1")) title="附件";
    StringBuffer retValue = new StringBuffer();
    retValue.append("<"+title+"  文件名=\"").append(getFileName()).append("\"");
    if(type.equals("1")){
      retValue.append(" 附件名称=\"").append(getTitle().substring(0,getTitle().lastIndexOf("."))).append("\"");
    }
    retValue.append(" 编码方式=\"").append("BASE64").append("\"");
    retValue.append(" title=\"").append(getTitle()).append("\"");
    retValue.append(" path=\"").append(getPath()).append("\"");
    retValue.append(" site=\"").append(getSite()).append("\"");
    retValue.append(" docId=\"").append(getDocId()).append("\"");
    retValue.append(" fileSize=\"").append(getFileSize()).append("\"");
    retValue.append(" 数据类型=\"").append(getMimeType()).append("\"");
    retValue.append(">");
    retValue.append(new String(Base64.encode(getContent())));
    retValue.append("</"+title+">");
    return retValue;
  }

  public byte[] getContent() throws FileNotFoundException,IOException{
    String path=attachmentManager.getUploadPath();
    FileInputStream inp = new FileInputStream(new File(path+getFilePath()));
    byte[] buf = new byte[1024];
    byte[] content=new byte[1024];
    int length;
    while((length=inp.read(buf))!=-1){
      if(content != null && content.length > 0){
          byte[] newbuf = new byte[content.length + length];
          System.arraycopy(content, 0, newbuf, 0, content.length);
          System.arraycopy(buf, 0, newbuf, content.length, length);
          content = newbuf;
        }
        else
          System.arraycopy(buf, 0, content, 0, length);
    }
    return content;
  }
}