Android上传文件到服务器

import java.io.File;
import java.text.MessageFormat;
 
import org.apache.http.HttpResponse;
import org.apache.http.HttpStatus;
import org.apache.http.client.HttpClient;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.entity.FileEntity;
import org.apache.http.impl.client.DefaultHttpClient;
 
import android.util.Log;
 
/**
 * 上传的url,f 为要上传的文件
 * @url 上传的目标url
 * @f 要上传的文件
 * @return 成功返回true,失败返回false
*/
public static boolean postFile(String url, File f) {
  if(url == null || f == null){
    return false;
  }
  HttpClient client = new DefaultHttpClient();
  HttpPost httpPost = new HttpPost(url);
  HttpResponse response = null;
  try {
    FileEntity entity = new FileEntity(f, "binary/octet-stream");
    httpPost.setEntity(entity);
    response = client.execute(httpPost);
  } catch (Exception e) {
  } finally {
  }
 
  // 判断上传的状态和打印调试信息
  if (response != null
    && response.getStatusLine().getStatusCode() == HttpStatus.SC_OK) {
    // 打印调试信息,上传的url和上传的文件大小
    Log.d("r-base.net",
       MessageFormat.format("upload xml success! url = [{0}],
       file size = [{1}]",url,f.length()));
    return true;
  }
  return false;
}

public String getFile(HttpServletRequest request){
  InputSteam in = request.getInputStream();
  org.apache.commons.io.IOUtils.copy(in,new OutputStream("c:/upload_file.file"));
}