InputStream fis; 
  try { 
  fis = new FileInputStream(params[0]+params[1]);//params[0]为文件路径，params[1]为文件名称 
  ByteArrayOutputStream baos = new ByteArrayOutputStream(); 
  byte[] buffer = new byte[4096]; 
  int count =-1; 
  String uploadBuffer = null ; 
  try { 
   while((count = fis.read(buffer))!=-1){ 
   baos.write(buffer, 0, count); 
   uploadBuffer=Base64.encodeToString(baos.toByteArray(), Base64.DEFAULT); //进行Base64编码Base64.DEFAULT这个不能换成count 
   } 
   SoapObject soapObject=webServiceBase.getBaseSimpleData(params[1],uploadBuffer,"getImageFromAndroid",AgbcApi.TASKSERVICEURL); 
   reque=soapObject.getProperty(0).toString(); 
  } catch (IOException e) { 
   e.printStackTrace(); 
  } 
  } catch (FileNotFoundException e1) { 
  e1.printStackTrace(); 
  } 

public String getImageFromAndroid(String filename, String image){ 
OutputStream fos = null; 
try{ 
Date date=new Date(); 
DateFormat format=new SimpleDateFormat("yyyy-MM-dd"); 
String time=format.format(date); 
String toDir = "d:\\Program Files\\images\\"+time+"\\"; //存储路径 
byte[] buffer = new BASE64Decoder().decodeBuffer(image); //对android传过来的图片字符串进行解码 
File destDir = new File(toDir); 
if(!destDir.exists()) 
destDir.mkdir(); 
fos = new FileOutputStream(new File(toDir,filename)); //保存图片 
fos.write(buffer); 
fos.flush(); 
fos.close(); 
return "上传图片成功!" + "图片路径为：" + toDir; 
}catch (Exception e){ 
e.printStackTrace(); 
} 
return "上传图片失败！";