post请求:
final String nameValue = username.getText().toString();
final String passValue = password.getText().toString();
new Thread(){
public void run() {
try {
URL url = new URL(login_url);
HttpURLConnection urlConn = (HttpURLConnection) url.openConnection();
urlConn.setConnectTimeout(5*1000);//设置连接时间为5秒
urlConn.setReadTimeout(5*1000);//设置读取时间为5秒
urlConn.setRequestMethod("POST");//设置请求方式为post
urlConn.setDoOutput(true);
urlConn.setDoInput(true);
//添加参数
OutputStream outputStream = urlConn.getOutputStream();
String data = "username="+nameValue+"&password="+passValue;//拼装参数
outputStream.write(data.getBytes());//上传参数
int code = urlConn.getResponseCode();
if(code == 200){//相应成功,获得相应的数据
InputStream is = urlConn.getInputStream();//得到数据流(输入流)
byte[] buffer = new byte[1024];
int length = 0;
String str = "";
while((length = is.read(buffer)) > -1){
str += new String(buffer,0,length);
}
Log.d("main", str);
//解析json,展示在ListView(GridView)
//h.sendMessage(h.obtainMessage(3, str));
LoginResult lr = new Gson().fromJson(str, LoginResult.class);
if(lr.getCode() == 1){
//可以本地保存服务器发送过来的完整的账号信息
User user = lr.getUser();//得到账号的完整信息(从服务器发送过来)
String header = user.getHeader();//得到头像url
Intent it = new Intent(MainActivity.this,SuccessActivity.class);
it.putExtra("headerUrl", header);
startActivity(it);
}else{
Toast.makeText(MainActivity.this, "登陆失败,请重新输入", 0).show();
}
}
} catch (MalformedURLException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
};
}.start();
- 1
- 2
- 3
- 4
- 5
- 6
- 7
- 8
- 9
- 10
- 11
- 12
- 13
- 14
- 15
- 16
- 17
- 18
- 19
- 20
- 21
- 22
- 23
- 24
- 25
- 26
- 27
- 28
- 29
- 30
- 31
- 32
- 33
- 34
- 35
- 36
- 37
- 38
- 39
- 40
- 41
- 42
- 43
- 44
- 45
- 46
- 47
- 48
- 49
- 50
- 51
- 52
get请求
login.setOnClickListener(new OnClickListener() { @Override public void onClick(View v) { // TODO Auto-generated method stub final String nameValue = username.getText().toString(); final String passValue = password.getText().toString(); //访问服务器 new Thread(){ public void run() { //拼装url //URLEncoder.encode对汉字进行编码,服务器进行解码设置,解决中文乱码 try { String lastUrl = login_url + "?username="+URLEncoder.encode(nameValue, "utf-8")+"&password="+passValue; URL url = new URL(lastUrl); HttpURLConnection urlConn = (HttpURLConnection) url.openConnection();//开发访问此连接 //设置访问时长和相应时长 urlConn.setConnectTimeout(5*1000);//设置连接时间为5秒 urlConn.setReadTimeout(5*1000);//设置读取时间为5秒 int code = urlConn.getResponseCode();//获得相应码 if(code == 200){//相应成功,获得相应的数据 InputStream is = urlConn.getInputStream();//得到数据流(输入流) byte[] buffer = new byte[1024]; int length = 0; String data = ""; while((length = is.read(buffer)) != -1){ String str = new String(buffer,0,length); data += str; } Log.d("main", data); //解析json,展示在ListView(GridView) h.sendMessage(h.obtainMessage(2, data)); } } catch (MalformedURLException e) { // TODO Auto-generated catch block e.printStackTrace(); } catch (IOException e) { // TODO Auto-generated catch block e.printStackTrace(); } }; }.start(); }; });