自己写的一个请求

package com.example.inter;

/**
* 返回数据接口
* @author libin
*
*/
public interface IReceiveData {

public void setOKData(String okStr); //正确数据

public void setConnectDesc(String conDesc);   //连接超时

public void setErrorData(String errorStr,String errorCode);   //错误数据
}

package com.example.request.entity;
/**
* 请求基础类
* @author libin
*
*/
public class RequestBaseEntity {

protected String terminalPhysicalNo; // 手机串号
protected String application; // 应用名称
protected String pluginSerialNo;
protected String pluginVersion;
protected String terminalOs;
protected String terminalModel;
protected String version;

public RequestBaseEntity(String terminalPhysicalNo, String application) {
super();
this.terminalPhysicalNo = terminalPhysicalNo;
this.application = application;
pluginSerialNo = "1.0";
pluginVersion = "1.0.1";
terminalOs = "Android 2.3";
terminalModel = "3GW100";
version = "1.0";
}

}

package com.example.request.entity;

public class CheckLoginRequest extends RequestBaseEntity{

<span style="white-space:pre">	</span>public CheckLoginRequest(String terminalPhysicalNo, String application) {
<span style="white-space:pre">		</span>super(terminalPhysicalNo, application);
<span style="white-space:pre">		</span>// TODO Auto-generated constructor stub
<span style="white-space:pre">		</span>
<span style="white-space:pre">	</span>}
<span style="white-space:pre">	</span>

<span style="white-space:pre">	</span>
<span style="white-space:pre">	</span>private String mobileNum;

<span style="white-space:pre">	</span>public String getMobileNum() {
<span style="white-space:pre">		</span>return mobileNum;
<span style="white-space:pre">	</span>}
<span style="white-space:pre">	</span>public void setMobileNum(String mobileNum) {
<span style="white-space:pre">		</span>this.mobileNum = mobileNum;
<span style="white-space:pre">	</span>}

}

package com.example.asynctask;

import java.io.IOException;
import java.io.UnsupportedEncodingException;

import org.apache.http.HttpEntity;
import org.apache.http.HttpResponse;
import org.apache.http.HttpVersion;
import org.apache.http.client.ClientProtocolException;
import org.apache.http.client.HttpClient;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.conn.ClientConnectionManager;
import org.apache.http.conn.params.ConnManagerParams;
import org.apache.http.conn.scheme.PlainSocketFactory;
import org.apache.http.conn.scheme.Scheme;
import org.apache.http.conn.scheme.SchemeRegistry;
import org.apache.http.entity.StringEntity;
import org.apache.http.impl.client.DefaultHttpClient;
import org.apache.http.impl.conn.tsccm.ThreadSafeClientConnManager;
import org.apache.http.params.BasicHttpParams;
import org.apache.http.params.HttpConnectionParams;
import org.apache.http.params.HttpParams;
import org.apache.http.params.HttpProtocolParams;
import org.apache.http.protocol.HTTP;
import org.apache.http.util.EntityUtils;

import android.content.Context;
import android.os.AsyncTask;
import android.util.Base64;
import android.util.Log;

import com.example.inter.IReceiveData;
import com.example.util.SDKUtils;

/**
*
* 请求网络线程
*
* @author libin
*
*/
public class HttpAsyncTask extends AsyncTask<String, Void, String> {

private static String TAG = "HttpAsyncTask";
private HttpClient customerHttpClient;
private final String CHARSET = HTTP.UTF_8;
private IReceiveData data;

public HttpAsyncTask(Context context,IReceiveData data) {
this.data = data;
SDKUtils.readConfig(context);
}

@Override
protected void onPreExecute() {
// TODO Auto-generated method stub
super.onPreExecute();
}

@Override
protected String doInBackground(String... params) {
// TODO Auto-generated method stub
HttpPost httpPost = new HttpPost(params[0]);
HttpClient client = getHttpClient();
String result = null;
try {
String strs;
// 加密 传过来的json 字符串
strs = SDKUtils.encode(params[1]);

StringEntity stringEntity = new StringEntity(strs, HTTP.UTF_8);
httpPost.setEntity(stringEntity);
// 有的地方可能会用到userId 或者token

HttpResponse response = client.execute(httpPost);
if (response.getStatusLine().getStatusCode() == 200) {
HttpEntity entity = response.getEntity();
result = EntityUtils.toString(entity, HTTP.UTF_8);
return result;
}
} catch (UnsupportedEncodingException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (ClientProtocolException e) {
// TODO Auto-generated catch block
e.printStackTrace();
// 超时
} catch (IOException e) {
// TODO Auto-generated catch block
result = "1";
} catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
}

return null;
}

@Override
protected void onPostExecute(String result) {
// TODO Auto-generated method stub
super.onPostExecute(result);
// 超时
if (result != null) {
if (result.equals("1")) {
data.setConnectDesc("网络超时 ,请稍后重试");
} else {
// 不超时
String status = result.substring(0, 1);
try {
String str;
if (status.equals("1")) {
str = SDKUtils.decode(result);
Log.i(TAG,"str--->"+ str);
data.setOKData(str);
} else {
String respcode = new String(result.split("\\|")[1]);
String respdesc = new String(Base64.decode(
result.split("\\|")[2], Base64.DEFAULT));
data.setErrorData(respdesc, respcode);
Log.i(TAG, "respdesc--->" + respdesc + "respcode"
+ respcode);
}
} catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
}
}

public synchronized HttpClient getHttpClient() {
if (null == customerHttpClient) {
HttpParams params = new BasicHttpParams();
// 设置一些基本参数
HttpProtocolParams.setVersion(params, HttpVersion.HTTP_1_1);
HttpProtocolParams.setContentCharset(params, CHARSET);
HttpProtocolParams.setUseExpectContinue(params, true);
HttpProtocolParams
.setUserAgent(
params,
"Mozilla/5.0(Linux;U;Android 2.2.1;en-us;Nexus One Build.FRG83) "
+ "AppleWebKit/553.1(KHTML,like Gecko) Version/4.0 Mobile Safari/533.1");
// 超时设置
/* 从连接池中取连接的超时时间 */
ConnManagerParams.setTimeout(params, 1000);
/* 连接超时 */
HttpConnectionParams.setConnectionTimeout(params, 5000);
/* 请求超时 */
HttpConnectionParams.setSoTimeout(params, 10000);

// 设置我们的HttpClient支持HTTP和HTTPS两种模式
SchemeRegistry schReg = new SchemeRegistry();
schReg.register(new Scheme("http", PlainSocketFactory
.getSocketFactory(), 80));

// 使用线程安全的连接管理来创建HttpClient
ClientConnectionManager conMgr = new ThreadSafeClientConnManager(
params, schReg);
customerHttpClient = new DefaultHttpClient(conMgr, params);
}
return customerHttpClient;
}
}

package com.example.t;

import android.annotation.SuppressLint;
import android.app.Activity;
import android.content.Context;
import android.net.wifi.WifiManager;
import android.os.Bundle;
import android.telephony.TelephonyManager;
import android.text.TextUtils;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.EditText;
import android.widget.Toast;

import com.example.asynctask.HttpAsyncTask;
import com.example.inter.IReceiveData;
import com.example.request.entity.CheckLoginRequest;
import com.google.gson.Gson;
import com.google.gson.GsonBuilder;

public class MainActivity extends Activity {

private Button btn;
private EditText edit;
private String url = "url";
Gson gson;

@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
btn = (Button) this.findViewById(R.id.btn_check);
edit = (EditText) this.findViewById(R.id.edittext);

GsonBuilder gb = new GsonBuilder();
gb.disableHtmlEscaping();
gson = gb.create(); // 获取json
// GetKeyReq getKeyReq = new GetKeyReq("", ""); //实例化对象
// String gsonStr = gson.toJson(getKeyReq); //生成ｊｓｏｎ

btn.setOnClickListener(new OnClickListener() {

@Override
public void onClick(View arg0) {
// TODO Auto-generated method stub
String phone = edit.getText().toString();

if (!TextUtils.isEmpty(phone)) {
CheckLoginRequest checkLoginRequest = new CheckLoginRequest(
getDeviceId(), "CheckLoginNameExist.Req");
checkLoginRequest.setMobileNum(phone);
sendHttpPost(url, gson.toJson(checkLoginRequest));
}else{
Toast.makeText(MainActivity.this, "请输入手机号", 1000)
.show();

}
}
});

}

private void sendHttpPost(String url, String json) {
new HttpAsyncTask(this, new IReceiveData() {

@Override
public void setOKData(String okStr) {
// TODO Auto-generated method stub
Toast.makeText(MainActivity.this, "okStr--->" + okStr, 1000)
.show();
}

@SuppressLint("ShowToast")
@Override
public void setErrorData(String errorStr, String errorCode) {
// TODO Auto-generated method stub
Toast.makeText(
MainActivity.this,
"errorStr--->" + errorStr + "errorCode--->" + errorCode,
1000).show();
}

@Override
public void setConnectDesc(String conDesc) {
// TODO Auto-generated method stub
Toast.makeText(MainActivity.this, "conDesc--->" + conDesc, 1000)
.show();
}
}).execute(url, json);
}

private String getIMEIString() {
TelephonyManager TelephonyMgr = (TelephonyManager) getSystemService(TELEPHONY_SERVICE);
String szImei = TelephonyMgr.getDeviceId();
return szImei;
}

/**
* 获取mac值
*
* @return
*/
private String getMacString() {
WifiManager wm = (WifiManager) getSystemService(Context.WIFI_SERVICE);
String m_szWLANMAC = wm.getConnectionInfo().getMacAddress();
return m_szWLANMAC;
}

public String getDeviceId() {
String m_szLongID = getIMEIString() + "|" + getMacString();
return m_szLongID;
}

}

<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:paddingBottom="@dimen/activity_vertical_margin"
android:paddingLeft="@dimen/activity_horizontal_margin"
android:paddingRight="@dimen/activity_horizontal_margin"
android:paddingTop="@dimen/activity_vertical_margin"
tools:context=".MainActivity" >

<EditText
android:id="@+id/edittext"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:hint="请输入手机号" />

<Button
android:id="@+id/btn_check"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:layout_below="@+id/edittext"
android:text="检查手机号是否存在" />

</RelativeLayout>