网络连接工具类整理:
1 package com.gzcivil.utils; 2 3 import java.io.IOException; 4 import java.util.ArrayList; 5 import java.util.List; 6 import java.util.Map; 7 8 import org.apache.http.HttpEntity; 9 import org.apache.http.HttpResponse; 10 import org.apache.http.HttpStatus; 11 import org.apache.http.NameValuePair; 12 import org.apache.http.client.HttpClient; 13 import org.apache.http.client.entity.UrlEncodedFormEntity; 14 import org.apache.http.client.methods.HttpGet; 15 import org.apache.http.client.methods.HttpPost; 16 import org.apache.http.impl.client.DefaultHttpClient; 17 import org.apache.http.message.BasicNameValuePair; 18 import org.apache.http.params.BasicHttpParams; 19 import org.apache.http.params.HttpConnectionParams; 20 import org.apache.http.params.HttpParams; 21 import org.apache.http.util.EntityUtils; 22 23 import android.content.Context; 24 25 /** 26 * 网络连接类 27 * 28 * @author LiJinlun 29 * 30 */ 31 public class NetUtils { 32 33 /** 34 * 获取Json数据 35 * 36 * @param param 37 * @return 38 */ 39 40 public static String post(Map<String, String> paramMap, String URL, Context context) { 41 42 String result = null; 43 HttpPost httpRequest = new HttpPost(URL); 44 List<NameValuePair> params = new ArrayList<NameValuePair>(); 45 46 paramMap.put("machineCode", CommonUtil.GetMachineCode(context)); 47 paramMap.put("cid", CommonUtil.GetCid(context).toString()); 48 49 for (Map.Entry<String, String> param : paramMap.entrySet()) { 50 params.add(new BasicNameValuePair(param.getKey(), param.getValue())); 51 } 52 // 打印去包日志 53 LogUtils.d(SysUtils.LOG_TAG, "去包:" + URL + params.toString()); 54 HttpEntity httpEntity; 55 HttpClient httpClient = null; 56 try { 57 httpEntity = new UrlEncodedFormEntity(params, "UTF-8"); 58 httpRequest.setEntity(httpEntity); 59 httpClient = getHttpClient(); 60 HttpResponse httpResponse = httpClient.execute(httpRequest); 61 62 int status = httpResponse.getStatusLine().getStatusCode(); 63 if (status == HttpStatus.SC_OK) { 64 result = EntityUtils.toString(httpResponse.getEntity()); 65 // 打印回包日志 66 LogUtils.d(SysUtils.LOG_TAG, "回包:" + result.toString()); 67 return result; 68 } 69 } catch (IOException e) { 70 e.printStackTrace(); 71 return SysUtils.errorcode.ERROR_TIMEOUT + ""; 72 } finally { 73 if (httpClient != null) 74 httpClient.getConnectionManager().shutdown(); 75 } 76 return null; 77 } 78 79 /** 80 * get获取数据 81 * 82 * @param url 83 * @return 84 */ 85 public static String get(String url) { 86 // 打印去包日志 87 LogUtils.d(SysUtils.LOG_TAG, "去包:" + url.toString()); 88 String result = null; 89 HttpGet get = new HttpGet(url); 90 HttpClient client = new DefaultHttpClient(); 91 try { 92 HttpResponse response = client.execute(get); 93 int status = response.getStatusLine().getStatusCode(); 94 if (status == HttpStatus.SC_OK) { 95 result = EntityUtils.toString(response.getEntity(), "UTF-8"); 96 // 打印回包日志 97 LogUtils.d(SysUtils.LOG_TAG, "回包:" + result.toString()); 98 return result; 99 }100 } catch (IOException e) {101 e.printStackTrace();102 return SysUtils.errorcode.ERROR_TIMEOUT + "";103 } finally {104 client.getConnectionManager().shutdown();105 }106 return null;107 }108 109 public static HttpClient getHttpClient() {110 HttpParams httpParams = new BasicHttpParams();111 HttpConnectionParams.setConnectionTimeout(httpParams, 8 * 1000);112 HttpConnectionParams.setSoTimeout(httpParams, 8 * 1000);113 // HttpClientParams.setRedirecting(httpParams, true);114 HttpClient client = new DefaultHttpClient(httpParams);115 // client.getParams().setIntParameter( HttpConnectionParams.SO_TIMEOUT,116 // 8*1000); // 超时设置117 // client.getParams().setIntParameter(118 // HttpConnectionParams.CONNECTION_TIMEOUT, 8*1000);// 连接超时119 return client;120 }121 122 }