下面使用的是HttpURLConnection进行的网络链接,并对https进行了忽略证书。
在这个utils里面,也使用到前面几个utils,比如下载文件的方法,就使用到了Fileutils
package cgjr.com.cgjr.utils; import android.text.TextUtils; import java.io.BufferedReader; import java.io.DataOutputStream; import java.io.File; import java.io.IOException; import java.io.InputStreamReader; import java.net.HttpURLConnection; import java.net.URL; import java.net.URLEncoder; import java.security.KeyManagementException; import java.security.NoSuchAlgorithmException; import java.security.SecureRandom; import java.security.cert.CertificateException; import java.security.cert.X509Certificate; import java.util.Map; import javax.net.ssl.HostnameVerifier; import javax.net.ssl.HttpsURLConnection; import javax.net.ssl.SSLContext; import javax.net.ssl.SSLSession; import javax.net.ssl.TrustManager; import javax.net.ssl.X509TrustManager; import cgjr.com.cgjr.constants.Constants; /** * Created by Administrator on 2016/4/13. */ public class HttpUtils { /** * 通过http post 提交数据 * * @param url 访问路径 * @param content 内容 * @param encoding 返回内容字符编码 * @return */ public static String HttpPost(String url, String content, String encoding) { DebugUtils.i("HttpUtils", "content: " + content); HttpURLConnection conn = null; String str = ""; try { conn = (HttpURLConnection) new URL(url).openConnection(); conn.setDoInput(true);// 打开输入流,以便从服务器获取数据 conn.setDoOutput(true);// 打开输出流,以便向服务器提交数据 conn.setConnectTimeout(0); // 设置连接超时时间 conn.setReadTimeout(30000); //设置返回超时时间,下面要对超时进行处理 conn.setRequestMethod("POST"); conn.setUseCaches(false);// 使用Post方式不能使用缓存 conn.setInstanceFollowRedirects(true); //conn.setRequestProperty("Cookie", SessionId); conn.setRequestProperty("Content-Type", "application/x-www-form-urlencoded;charset=UTF-8"); conn.connect(); DataOutputStream out = new DataOutputStream(conn.getOutputStream()); out.writeBytes(content); out.flush(); out.close(); // flush and close int response = conn.getResponseCode(); // 获得服务器的响应码 if (response == HttpURLConnection.HTTP_OK) { BufferedReader br = new BufferedReader(new InputStreamReader(conn.getInputStream(), encoding)); StringBuffer sb = new StringBuffer(); String line; while ((line = br.readLine()) != null) { line = new String(line.getBytes(), "UTF-8"); sb.append(line); } str = sb.toString(); } } catch (Exception e) { e.printStackTrace(); //里面会抛连接和返回超时java.net.SocketTimeoutException,还有IO异常 return "faild"; } finally { conn.disconnect(); conn = null; } return str; } /** * GET请求方式 * * @param url * @return */ public static String HttpGet(String url, String encoding) { LogUtils.i("HttpUtils", "encoding: " + encoding); HttpURLConnection conn = null; String str = ""; try { conn = (HttpURLConnection) new URL(url).openConnection(); conn.setDoInput(true);// 打开输入流,以便从服务器获取数据 conn.setDoOutput(true);// 打开输出流,以便向服务器提交数据 conn.setConnectTimeout(30000); // 设置连接超时时间 conn.setReadTimeout(30000); //设置返回超时时间,下面要对超时进行处理 conn.setRequestMethod("GET"); conn.connect(); int response = conn.getResponseCode(); // 获得服务器的响应码 if (response == HttpURLConnection.HTTP_OK) { BufferedReader br = new BufferedReader(new InputStreamReader(conn.getInputStream(), encoding)); StringBuffer sb = new StringBuffer(); String line; while ((line = br.readLine()) != null) { line = new String(line.getBytes(), "UTF-8"); sb.append(line); } str = sb.toString(); } } catch (Exception e) { e.printStackTrace(); //里面会抛连接和返回超时java.net.SocketTimeoutException,还有IO异常 return "faild"; } finally { if (conn != null) conn.disconnect(); } return str; } /** * 通过https post 提交数据 * * @param url 访问路径 * @param content 内容 * @param encoding 返回内容字符编码 * @return */ public static String HttpsPost(String url, String content, String encoding) { LogUtils.i("HttpUtils", "content: " + content); SSLContext sc = null; try { sc = SSLContext.getInstance("TLS"); MyTrustManager mtm = new MyTrustManager(); sc.init(null, new TrustManager[]{mtm}, new SecureRandom()); HttpsURLConnection.setDefaultSSLSocketFactory(sc.getSocketFactory()); HttpsURLConnection.setDefaultHostnameVerifier(new HostnameVerifier() { @Override public boolean verify(String s, SSLSession sslSession) { return true; } }); } catch (NoSuchAlgorithmException e) { e.printStackTrace(); return "faild"; } catch (KeyManagementException e) { e.printStackTrace(); return "faild"; } HttpsURLConnection conn = null; String str = ""; try { conn = (HttpsURLConnection) new URL(url).openConnection(); conn.setDoInput(true);// 打开输入流,以便从服务器获取数据 conn.setDoOutput(true);// 打开输出流,以便向服务器提交数据 conn.setConnectTimeout(30000); // 设置连接超时时间 conn.setReadTimeout(30000); //设置返回超时时间,下面要对超时进行处理 conn.setRequestMethod("POST"); conn.setUseCaches(false);// 使用Post方式不能使用缓存 conn.setInstanceFollowRedirects(true); //conn.setRequestProperty("Cookie", SessionId); conn.setRequestProperty("Content-Type", "application/x-www-form-urlencoded;charset=UTF-8"); conn.connect(); DataOutputStream out = new DataOutputStream(conn.getOutputStream()); out.writeBytes(content); out.flush(); out.close(); // flush and close int response = conn.getResponseCode(); // 获得服务器的响应码 if (response == HttpURLConnection.HTTP_OK) { BufferedReader br = new BufferedReader(new InputStreamReader(conn.getInputStream(), encoding)); StringBuffer sb = new StringBuffer(); String line; while ((line = br.readLine()) != null) { line = new String(line.getBytes(), "UTF-8"); sb.append(line); } str = sb.toString(); } } catch (Exception e) { e.printStackTrace(); //里面会抛连接和返回超时java.net.SocketTimeoutException,还有IO异常 return "faild"; } finally { if (conn != null) { conn.disconnect(); } } return str; } public static String HttpsGet(String url, String encoding) { LogUtils.i("HttpUtils", "httpsget url: " + url + " encoding: " + encoding); SSLContext sc = null; try { sc = SSLContext.getInstance("TLS"); MyTrustManager mtm = new MyTrustManager(); sc.init(null, new TrustManager[]{mtm}, new SecureRandom()); HttpsURLConnection.setDefaultSSLSocketFactory(sc.getSocketFactory()); HttpsURLConnection.setDefaultHostnameVerifier(new HostnameVerifier() { @Override public boolean verify(String s, SSLSession sslSession) { return true; } }); } catch (NoSuchAlgorithmException e) { e.printStackTrace(); return "faild"; } catch (KeyManagementException e) { e.printStackTrace(); return "faild"; } HttpsURLConnection conn = null; String str = ""; try { conn = (HttpsURLConnection) new URL(url).openConnection(); conn.setDoInput(true);// 打开输入流,以便从服务器获取数据 conn.setDoOutput(true);// 打开输出流,以便向服务器提交数据 conn.setConnectTimeout(30000); // 设置连接超时时间 conn.setReadTimeout(30000); //设置返回超时时间,下面要对超时进行处理 conn.setRequestMethod("GET"); conn.connect(); int response = conn.getResponseCode(); // 获得服务器的响应码 if (response == HttpURLConnection.HTTP_OK) { BufferedReader br = new BufferedReader(new InputStreamReader(conn.getInputStream(), encoding)); StringBuffer sb = new StringBuffer(); String line; while ((line = br.readLine()) != null) { line = new String(line.getBytes(), "UTF-8"); sb.append(line); } str = sb.toString(); } } catch (Exception e) { e.printStackTrace(); //里面会抛连接和返回超时java.net.SocketTimeoutException,还有IO异常 return "faild"; } finally { if (conn != null) { conn.disconnect(); } } return str; } /** * 获取基本信息 * * @return */ public static StringBuffer getConstansData() { StringBuffer stringBuffer = new StringBuffer(); stringBuffer.append(Constants.order_from);//向服务器传递版本号 stringBuffer.deleteCharAt(stringBuffer.length() - 1); return stringBuffer; } /** * 封装请求体信息 * @params 请求体内容, * @encode 编码格式 */ public static StringBuffer getRequestData(Map<String, String> params, String encode) { StringBuffer stringBuffer = getConstansData(); // 存储封装好的请求体信息 stringBuffer.append("&"); try { if (params != null && params.size() > 0) { for (Map.Entry<String, String> entry : params.entrySet()) { String key = entry.getKey(); String value = entry.getValue(); if (!TextUtils.isEmpty(key)) { stringBuffer.append(key) .append("=") .append(URLEncoder.encode((TextUtils.isEmpty(value) ? "" : value), encode)) .append("&"); } } } } catch (Exception e) { e.printStackTrace(); } stringBuffer.deleteCharAt(stringBuffer.length() - 1); // 删除最后的一个"&" LogUtils.i("", stringBuffer.toString()); return stringBuffer; } static class MyTrustManager implements X509TrustManager { @Override public void checkClientTrusted(X509Certificate[] chain, String authType) throws CertificateException { } @Override public void checkServerTrusted(X509Certificate[] chain, String authType) throws CertificateException { } @Override public X509Certificate[] getAcceptedIssuers() { return null; } } /** * 服务器下载文件 * * @param fileDir 文件保存路径 * @param fileName 文件名称 * @param url_ 下载路径 * @return */ public static boolean downLoadingFile(String fileDir, String fileName, String url_) { boolean flag = false; HttpURLConnection conn = null; FileUtils fileUtils = new FileUtils(); try { conn = (HttpURLConnection) (new URL(url_)).openConnection(); conn.setRequestMethod("GET"); conn.setReadTimeout(10 * 1000); conn.getDoInput(); conn.getDoOutput(); conn.connect(); if (conn.getResponseCode() == 200) { File file = fileUtils.write2SDFromInput(fileDir, fileName, conn.getInputStream()); if (file != null) { flag = true; } else { flag = false; } } } catch (IOException e) { e.printStackTrace(); flag = false; } finally { if (conn != null) { conn.disconnect(); } } return flag; } }
时间: 2024-10-27 07:24:53