Android之UtilsRequesServicetHelp工具类

package com.example.getnetutil;import java.io.BufferedReader;import java.io.ByteArrayOutputStream;import java.io.File;import java.io.FileOutputStream;import java.io.IOException;import java.io.InputStream;import java.io.InputStreamReader;import java.io.PrintWriter;import java.io.UnsupportedEncodingException;import java.net.MalformedURLException;import java.net.URL;import java.net.URLConnection;import java.util.ArrayList;import java.util.List;import org.apache.http.HttpResponse;import org.apache.http.NameValuePair;import org.apache.http.client.HttpClient;import org.apache.http.client.entity.UrlEncodedFormEntity;import org.apache.http.client.methods.HttpGet;import org.apache.http.client.methods.HttpPost;import org.apache.http.impl.client.DefaultHttpClient;import org.apache.http.protocol.HTTP;import org.apache.http.util.EntityUtils;import android.content.Context;import android.content.Intent;import android.content.pm.PackageInfo;import android.content.pm.PackageManager;import android.content.pm.PackageManager.NameNotFoundException;import android.graphics.Bitmap;import android.graphics.BitmapFactory;import android.net.ConnectivityManager;import android.net.NetworkInfo;import android.net.Uri;import android.os.Environment;import android.os.Handler;import android.os.Message;import android.telephony.TelephonyManager;public class UtilGetPost {/** * 向指定的url发送get请求 *  * @param url *            请求的url * @param params *            请求参数 格式 name1=value1&name2=value2 * @return 响应的资源 */public static String sendGet(String url, String params) {String result = "";BufferedReader in = null;try {String urlName = url + "?" + params;URL realUrl = new URL(urlName);// 打开和url之间的连接URLConnection conn = realUrl.openConnection();// 设置通用的请求属性conn.setRequestProperty("accept", "*/*");conn.setRequestProperty("connection", "Keep-Alive");conn.setRequestProperty("user-agent","Mozila/4.0(Compatible;MSIE 6.0;Windows NT 5.1;SV1)");// 建立连接conn.connect();// 定义BuffereReader输入输出流来读取URL响应in = new BufferedReader(new InputStreamReader(conn.getInputStream()));String line;while ((line = in.readLine()) != null) {result += line;}} catch (Exception e) {e.printStackTrace();} finally {if (in != null) {try {in.close();} catch (IOException e) {e.printStackTrace();}}}return result;}/** *  * @param url指定的url地址 * @param paras参数格式为 name=value&name1=value1 * @return */public static String sendGet1(String url,String paras){String result="";HttpClient  httpClient=new DefaultHttpClient();HttpGet httpGet=new HttpGet(url+paras);try{//发送请求HttpResponse  httpResponse=httpClient.execute(httpGet);if(httpResponse.getStatusLine().getStatusCode()==200){result=EntityUtils.toString(httpResponse.getEntity());}else{result="服务器无响应";}}catch(Exception e){e.printStackTrace();}return result;}/** * 向指定的url发送get请求 *  * @param url *            请求的url * @param params *            请求参数 格式 name1=value1&name2=value2 * @return 响应的资源 */public static String sendPost1(String url, String params) {String result = "";PrintWriter out = null;BufferedReader in = null;try {URL realUrl = new URL(url);// 打开和URL之间的联系URLConnection conn = realUrl.openConnection();// 设置通用的请求参数conn.setRequestProperty("accept", "*/*");conn.setRequestProperty("connection", "Keep-Alive");conn.setRequestProperty("user-agent","Mozila/4.0(Compatible;MSIE 6.0;Windows NT 5.1;SV1)");// 发送Post请求必须设置如下两行conn.setDoInput(true);conn.setDoOutput(true);// 获取URLconnection对象的输出流out = new PrintWriter(conn.getOutputStream());// 发送请求参数out.print(params);// flush输出流的缓冲out.flush();// 定义BuffereReader输入流来读取URL响应in = new BufferedReader(new InputStreamReader(conn.getInputStream()));String line;while ((line = in.readLine()) != null) {result += line;}} catch (Exception e) {e.printStackTrace();} finally {try {if (out != null) {out.close();}if (in != null) {in.close();}} catch (Exception e) {e.printStackTrace();}}return result;}/** * 发送Post请求 *  * @param url *            请求的地址 * @param paras *            请求的参数 和sendPost2不同的是这个是post键值对形式 * @return 服务器响应结果 */public static String sendPost2(String url, List<NameValuePair> paras) {String result = "";HttpClient httpClient=new DefaultHttpClient();HttpPost httpPost = new HttpPost(url);try {httpPost.setEntity(new UrlEncodedFormEntity(paras, HTTP.UTF_8));HttpResponse  httpRespone=httpClient.execute(httpPost);if(httpRespone.getStatusLine().getStatusCode()==200){result=EntityUtils.toString(httpRespone.getEntity());}else{result= "服务器无响应！";}} catch (UnsupportedEncodingException e) {e.printStackTrace();}catch(Exception e){e.printStackTrace();}return result;}/** *  * @param scr推广图片地址 * @return */public static List<Bitmap> getUrlImage(List<String> scr) {List<Bitmap> bitmap = new ArrayList<Bitmap>();try {for (int i = 0; i < scr.size(); i++) {URL url = new URL(scr.get(i));InputStream is = url.openStream();if (is != null) {byte[] data = readStream(is);if (data != null) {Bitmap bt = BitmapFactory.decodeByteArray(data, 0,data.length);bitmap.add(bt);}}// Bitmap bt = BitmapFactory.decodeStream(is);}} catch (MalformedURLException e) {e.printStackTrace();} catch (IOException e) {e.printStackTrace();} catch (Exception e) {e.printStackTrace();}return bitmap;}/** * 得到图片字节流 数组大小 *  * @param inStream * @return * @throws Exception */public static byte[] readStream(InputStream inStream) throws Exception {ByteArrayOutputStream outStream = new ByteArrayOutputStream();byte[] buffer = new byte[1024];int len = 0;while ((len = inStream.read(buffer)) >0) {outStream.write(buffer, 0, len);outStream.flush();}outStream.close();inStream.close();return outStream.toByteArray();}/** * 检查版本更新 *  * @param context * @param hander * @param scr *            下载地址 * @return */public static Boolean updateVersion(Context context, Handler hander,String scr) {String filePath = "";int downFileSize = 0;Message msg = new Message();String fileName = scr.substring(scr.lastIndexOf("/") + 1);try {URL url = new URL(scr);URLConnection conn = url.openConnection();conn.setConnectTimeout(10000);conn.connect();int fileSize = conn.getContentLength();InputStream is = conn.getInputStream();FileOutputStream os = null;if (fileSize <= 0) {throw new RuntimeException("无法获知服务器上文件的大小");}if (is == null) {throw new RuntimeException("stream is null");}if (LocalPhoneStatus.IsCanUseSdCard()) {filePath = Environment.getExternalStorageDirectory().getAbsolutePath() + "/niwodai/";if (!new File(filePath).exists()) {new File(filePath).mkdirs();}filePath = filePath + "/" + fileName;if (new File(filePath).exists()) {new File(filePath).delete();}File file = new File(filePath);file.createNewFile();os = new FileOutputStream(file);} else {os = context.openFileOutput("BkClient.apk",Context.MODE_PRIVATE + Context.MODE_WORLD_READABLE);}byte[] bytes = new byte[1024];int hascode = 0;msg.what = 0X123;while ((hascode = is.read(bytes)) > 0) {hander.sendMessage(msg);downFileSize = +hascode;// 正在下载msg.obj = downFileSize;os.write(bytes, 0, hascode);}// 下载完成msg.what = 0X234;hander.sendMessage(msg);os.flush();os.close();is.close();} catch (MalformedURLException e) {e.printStackTrace();} catch (IOException e) {e.printStackTrace();}Intent intent = new Intent(Intent.ACTION_VIEW);intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);if (LocalPhoneStatus.IsCanUseSdCard()) {intent.setDataAndType(Uri.parse("file://"+ Environment.getExternalStorageDirectory().getAbsolutePath() + "/niwodai/Client.apk"),"application/vnd.android.package-archive");} else {File f = new File(context.getFilesDir().getPath() + "/Client.apk");intent.setDataAndType(Uri.fromFile(f),"application/vnd.android.package-archive");}context.startActivity(intent);return true;}}class LocalPhoneStatus {/** * 网络连接状态 *  * @param context *            上下文 * @return 网络是否连接 true为可连接 false为不可连接 */public static boolean getNetWorkStatus(Context context) {ConnectivityManager manger = (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);NetworkInfo networkInfo = manger.getActiveNetworkInfo();if (networkInfo == null) {return false;}return true;}/** * 获取本机电话号码 *  * @param context *            上下文 * @return 本机电话号码 */public static String getTeleNumber(Context context) {TelephonyManager telephoneManger = (TelephonyManager) context.getSystemService(Context.TELEPHONY_SERVICE);return telephoneManger.getLine1Number();}/** * sdcard是否可读写 *  * @return ture or false */public static  boolean IsCanUseSdCard() {try {return Environment.getExternalStorageState().equals(Environment.MEDIA_MOUNTED);} catch (Exception e) {e.printStackTrace();}return false;}/** *  * @param context *            上下文 * @return ture or false */public static  boolean isCanUseSim(Context context) {try {TelephonyManager mgr = (TelephonyManager) context.getSystemService(Context.TELEPHONY_SERVICE);return TelephonyManager.SIM_STATE_READY == mgr.getSimState();} catch (Exception e) {e.printStackTrace();}return false;}/** *  * @param context * @return 返回当前的版本号 */public static String getVersion(Context context) {PackageManager pagePackageManager = context.getPackageManager();PackageInfo packageInfo = null;try {packageInfo = pagePackageManager.getPackageInfo(context.getPackageName(), 0);String version = packageInfo.versionName;return version;} catch (NameNotFoundException e) {e.printStackTrace();}return null;}}
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