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云代码 - java代码库

java模拟http请求 HttpURLConnection发送POST请求

2013-08-28 作者: 小蜜锋举报

[java]代码库

@Override
    public void run() {
        // TODO Auto-generated method stub
 
            String reqUrl = "http://xxxxxxxxxx.com";
            String postContent = "addsubmit=true";
             
            try {
                url = new URL(reqUrl);
                conn = (HttpURLConnection) url.openConnection();
                conn.setRequestMethod("POST");
                conn.setDoOutput(true);
                conn.setDoInput(true);
                conn.setUseCaches(false);
                conn.setRequestProperty("Content-Type",
                        "application/x-www-form-urlencoded");
                conn.setRequestProperty("Cookie", cookie); // 注入cookie (String cookie)
                OutputStreamWriter osw = new OutputStreamWriter(
                        conn.getOutputStream(), "UTF-8");
                osw.write(postContent.toString());
                osw.flush();
                osw.close();
            } catch (Exception e) {
                // e.printStackTrace();
 
                Log.e("发送请求超时!");
            }
 
            try {
                if (conn.getResponseCode() == HttpURLConnection.HTTP_OK) {
                    // 读取返回内容
                    StringBuffer buffer = new StringBuffer();
                    try {
                        BufferedReader br = new BufferedReader(
                                new InputStreamReader(conn.getInputStream(),
                                        "UTF-8"));
                        String temp;
                        while ((temp = br.readLine()) != null) {
                            buffer.append(temp);
                            buffer.append("\n");
                        }
                    } catch (Exception e) {
                        e.printStackTrace();
 
                        Log.e("读取结果失败");
 
                    }
 
                    Log.d(buffer.toString());
 
                    int pos = buffer.toString().indexOf("id=\"message\"");  //查找返回页面关键词
 
                    if (pos == -1) {
                        pos = buffer.toString().indexOf("class=\"list_tip");
                    }
 
                    if (pos == -1) {
                        Log.e("查找结果关键字失败!");   
                    }
 
                } else {
                    Log.e("页面错误!");
 
                }
            } catch (IOException e) {
                // TODO Auto-generated catch block
                // e.printStackTrace();
 
                Log.e("读取结果超时!");
 
            }
 
    }


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