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849天前package com.bawei.sale8shop.net; |
import java.io.IOException; |
import java.io.UnsupportedEncodingException; |
import org.apache.http.HttpEntity; |
import org.apache.http.HttpResponse; |
import org.apache.http.HttpStatus; |
import org.apache.http.client.ClientProtocolException; |
import org.apache.http.client.HttpClient; |
import org.apache.http.client.methods.HttpGet; |
import org.apache.http.client.methods.HttpPost; |
import org.apache.http.entity.StringEntity; |
import org.apache.http.impl.client.DefaultHttpClient; |
import org.apache.http.params.BasicHttpParams; |
import org.apache.http.params.HttpConnectionParams; |
import org.apache.http.params.HttpParams; |
import org.apache.http.protocol.HTTP; |
import org.apache.http.util.EntityUtils; |
import org.json.JSONArray; |
import org.json.JSONObject; |
import android.content.Context; |
import android.graphics.Bitmap; |
import android.graphics.BitmapFactory; |
import android.net.ConnectivityManager; |
import android.net.NetworkInfo; |
import android.util.Log; |
import com.loopj.android.http.AsyncHttpClient; |
import com.loopj.android.http.JsonHttpResponseHandler; |
public class NetWorkUtil { |
private static String result; |
/** |
* |
* 方法说明：判断是否开启网络 |
* |
* @param mContext |
* @return |
*/ |
public static boolean isNetwork(Context mContext){ |
ConnectivityManager manager=(ConnectivityManager) mContext.getSystemService(Context.CONNECTIVITY_SERVICE); |
NetworkInfo info=manager.getActiveNetworkInfo(); |
if(info==null||!info.isAvailable()){ |
return false; |
} |
return true; |
} |
/** |
* |
* 方法说明：访问网络接口,接到json数据 |
* |
* @param mContext |
* @param url |
* @param jsonparams |
* @return |
*/ |
public static void getJsonData(Context mContext,String url,String jsonparams,final LoadJson loadjson){ |
AsyncHttpClient client=new AsyncHttpClient(); |
StringEntity entity; |
try { |
entity = new StringEntity(jsonparams, "utf-8"); |
client.post(mContext, url, entity, "application/json",new JsonHttpResponseHandler(){ |
@Override |
public void onSuccess(int statusCode, JSONObject response) { |
// TODO Auto-generated method stub |
super.onSuccess(statusCode, response); |
result=response.toString(); |
loadjson.getJson(response.toString()); |
Log.d("TAG", "请求数据成功"); |
} |
@Override |
public void onStart() { |
// TODO Auto-generated method stub |
super.onStart(); |
Log.d("TAG", "开始请求数据"); |
} |
@Override |
public void onFinish() { |
// TODO Auto-generated method stub |
super.onFinish(); |
Log.d("TAG", "请求数据结束"); |
} |
@Override |
public void onRetry() { |
// TODO Auto-generated method stub |
super.onRetry(); |
Log.d("TAG", "重试"); |
} |
@Override |
public void onFailure(Throwable e, JSONArray errorResponse) { |
// TODO Auto-generated method stub |
super.onFailure(e, errorResponse); |
Log.d("TAG", "失败"); |
} |
}); |
} catch (UnsupportedEncodingException e) { |
// TODO Auto-generated catch block |
e.printStackTrace(); |
} |
} |
// public static |
/** |
* HttpClient访问网络接口 （暂时） |
* @param url |
* @param jsonparams |
* @return |
* @param |
* @throws |
* @return |
*/ |
public static String getHttpClientJsonData(String url,String jsonparams){ |
|
HttpPost httpPost = new HttpPost(url); |
StringEntity entity; |
try { |
entity = new StringEntity(jsonparams, HTTP.UTF_8); |
entity.setContentType("application/json"); |
httpPost.setEntity(entity); |
HttpClient client = new DefaultHttpClient(); |
HttpResponse response = client.execute(httpPost); |
if(response.getStatusLine().getStatusCode()==HttpStatus.SC_OK){ |
HttpEntity resEntity=response.getEntity(); |
result=EntityUtils.toString(resEntity, "utf-8"); |
}else{ |
|
} |
} catch (UnsupportedEncodingException e) { |
// TODO Auto-generated catch block |
e.printStackTrace(); |
} catch (ClientProtocolException e) { |
// TODO Auto-generated catch block |
e.printStackTrace(); |
} catch (IOException e) { |
// TODO Auto-generated catch block |
e.printStackTrace(); |
} |
return result ; |
} |
|
|
|
/** |
* 通过地址获取Bitmap （暂时） |
* @param imageUrl |
* @return |
* @param |
* @throws |
* @return |
*/ |
public static Bitmap loadImageFromUrl(String imageUrl){ |
Bitmap result = null; |
HttpGet req = new HttpGet(imageUrl); |
HttpParams connParams = new BasicHttpParams(); |
HttpConnectionParams.setConnectionTimeout(connParams, 5 * 1000); |
HttpConnectionParams.setSoTimeout(connParams, 5 * 1000); |
HttpClient client = new DefaultHttpClient(connParams); |
|
try { |
HttpResponse resp = client.execute(req); |
if(resp.getStatusLine().getStatusCode() == HttpStatus.SC_OK){ |
HttpEntity respEntity = resp.getEntity(); |
result = BitmapFactory.decodeStream(respEntity.getContent()); |
} |
} catch (ClientProtocolException e) { |
// TODO Auto-generated catch block |
e.printStackTrace(); |
} catch (IOException e) { |
// TODO Auto-generated catch block |
e.printStackTrace(); |
} |
return result; |
|
} |
public interface LoadJson{ |
void getJson(String data); |
} |
} |
