/**
* 采用httpclient的方式 用get提交数据到服务器
*/
public void loginByClientGet(View view) {
String password = et_password.getText().toString().trim();
String name = et_username.getText().toString().trim();
if (TextUtils.isEmpty(name) || TextUtils.isEmpty(password)) {
Toast.makeText(this, "用户名密码不能为空", 1).show();
return;
}
// 1.打开浏览器
HttpClient client = new DefaultHttpClient();
// 2.输入浏览器的地址
String uri = "http://192.168.1.100:8080/web/LoginServlet?" + "name="
+ URLEncoder.encode(name) + "&password="
+ URLEncoder.encode(password);
HttpGet httpGet = new HttpGet(uri);
// 3.敲回车.
try {
HttpResponse response = client.execute(httpGet);
int code = response.getStatusLine().getStatusCode();
if (code == 200) {
InputStream is = response.getEntity().getContent();
String result = StreamTools.readFromStream(is);
Toast.makeText(this, result, 1).show();
} else {
Toast.makeText(this, "服务器异常", 1).show();
}
} catch (Exception e) {
e.printStackTrace();
Toast.makeText(this, "访问网络异常", 1).show();
}
}
2. Post
/**
* 采用httpclient post数据到服务器
*/
public void loginByClientPost(View view) {
String password = et_password.getText().toString().trim();
String name = et_username.getText().toString().trim();
if (TextUtils.isEmpty(name) || TextUtils.isEmpty(password)) {
Toast.makeText(this, "用户名密码不能为空", 1).show();
return;
}
try {
// 1.创建一个浏览器
HttpClient client = new DefaultHttpClient();
// 2.准备一个连接
HttpPost post = new HttpPost(
"http://192.168.1.100:8080/web/LoginServlet");
// 要向服务器提交的数据实体
List<NameValuePair> parameters = new ArrayList<NameValuePair>();
parameters.add(new BasicNameValuePair("name", name));
parameters.add(new BasicNameValuePair("password", password));
UrlEncodedFormEntity entity = new UrlEncodedFormEntity(parameters,
"utf-8");
post.setEntity(entity);
// 3.敲回车
HttpResponse response = client.execute(post);
int code = response.getStatusLine().getStatusCode();
if (code == 200) {
InputStream is = response.getEntity().getContent();
String result = StreamTools.readFromStream(is);
Toast.makeText(this, result, 1).show();
} else {
Toast.makeText(this, "服务器异常", 1).show();
}
} catch (Exception e) {
e.printStackTrace();
Toast.makeText(this, "client post 失败", 1).show();
}
}