我的Android進階之旅------)Android關於HttpsURLConnection一個忽略Https證書是否正確的Https請求工具類

我的Android進階之旅------)Android關於HttpsURLConnection一個忽略Https證書是否正確的Https請求工具類

下面是一個Android HttpsURLConnection忽略Https證書是否正確的Https請求工具類，不需要驗證服務器端證書是否正確

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.OutputStream;
import java.io.UnsupportedEncodingException;
import java.net.HttpURLConnection;
import java.net.URL;
import java.net.URLEncoder;
import java.security.KeyManagementException;
import java.security.NoSuchAlgorithmException;
import java.security.NoSuchProviderException;
import java.security.cert.CertificateException;
import java.security.cert.X509Certificate;
import java.util.Map;
import java.util.Map.Entry;

import javax.net.ssl.HostnameVerifier;
import javax.net.ssl.HttpsURLConnection;
import javax.net.ssl.SSLContext;
import javax.net.ssl.SSLSession;
import javax.net.ssl.SSLSocketFactory;
import javax.net.ssl.TrustManager;
import javax.net.ssl.X509TrustManager;

/**
 * 忽略Https證書是否正確的Https Post請求工具類
 * 

* created by OuyangPeng on 2016/1/17. */ public class HttpUtil { private static final String DEFAULT_CHARSET = "UTF-8"; // 默認字符集 private static final String _GET = "GET"; // GET private static final String _POST = "POST";// POST /** * 初始化http請求參數 */ private static HttpURLConnection initHttp(String url, String method, Map headers) throws IOException { URL _url = new URL(url); HttpURLConnection http = (HttpURLConnection) _url.openConnection(); // 連接超時 http.setConnectTimeout(25000); // 讀取超時 --服務器響應比較慢，增大時間 http.setReadTimeout(25000); http.setRequestMethod(method); http.setRequestProperty("Content-Type", "application/x-www-form-urlencoded"); http.setRequestProperty("User-Agent", "Mozilla/5.0 (Windows NT 6.3; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/33.0.1750.146 Safari/537.36"); if (null != headers && !headers.isEmpty()) { for (Entry entry : headers.entrySet()) { http.setRequestProperty(entry.getKey(), entry.getValue()); } } http.setDoOutput(true); http.setDoInput(true); http.connect(); return http; } /** * 初始化http請求參數 */ private static HttpsURLConnection initHttps(String url, String method, Map headers) throws IOException, NoSuchAlgorithmException, NoSuchProviderException, KeyManagementException { TrustManager[] tm = {new MyX509TrustManager()}; SSLContext sslContext = SSLContext.getInstance("SSL"); sslContext.init(null, tm, new java.security.SecureRandom()); // 從上述SSLContext對象中得到SSLSocketFactory對象 SSLSocketFactory ssf = sslContext.getSocketFactory(); URL _url = new URL(url); HttpsURLConnection http = (HttpsURLConnection) _url.openConnection(); // 設置域名校驗 http.setHostnameVerifier(new TrustAnyHostnameVerifier()); http.setSSLSocketFactory(ssf); // 連接超時 http.setConnectTimeout(25000); // 讀取超時 --服務器響應比較慢，增大時間 http.setReadTimeout(25000); http.setRequestMethod(method); http.setRequestProperty("Content-Type", "application/x-www-form-urlencoded"); http.setRequestProperty("User-Agent", "Mozilla/5.0 (Windows NT 6.3; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/33.0.1750.146 Safari/537.36"); if (null != headers && !headers.isEmpty()) { for (Entry entry : headers.entrySet()) { http.setRequestProperty(entry.getKey(), entry.getValue()); } } http.setDoOutput(true); http.setDoInput(true); http.connect(); return http; } /** * get請求 */ public static String get(String url, Map params, Map headers) { StringBuffer bufferRes = null; try { HttpURLConnection http = null; if (isHttps(url)) { http = initHttps(initParams(url, params), _GET, headers); } else { http = initHttp(initParams(url, params), _GET, headers); } InputStream in = http.getInputStream(); BufferedReader read = new BufferedReader(new InputStreamReader(in, DEFAULT_CHARSET)); String valueString = null; bufferRes = new StringBuffer(); while ((valueString = read.readLine()) != null) { bufferRes.append(valueString); } in.close(); if (http != null) { http.disconnect();// 關閉連接 } return bufferRes.toString(); } catch (Exception e) { e.printStackTrace(); return null; } } /** * get請求 */ public static String get(String url) { return get(url, null); } /** * get請求 */ public static String get(String url, Map params) { return get(url, params, null); } /** * post請求 */ public static String post(String url, String params, Map headers) { StringBuffer bufferRes = null; try { HttpURLConnection http = null; if (isHttps(url)) { http = initHttps(url, _POST, headers); } else { http = initHttp(url, _POST, headers); } OutputStream out = http.getOutputStream(); out.write(params.getBytes(DEFAULT_CHARSET)); out.flush(); out.close(); InputStream in = http.getInputStream(); BufferedReader read = new BufferedReader(new InputStreamReader(in, DEFAULT_CHARSET)); String valueString = null; bufferRes = new StringBuffer(); while ((valueString = read.readLine()) != null) { bufferRes.append(valueString); } in.close(); if (http != null) { http.disconnect();// 關閉連接 } return bufferRes.toString(); } catch (Exception e) { e.printStackTrace(); return null; } } /** * post請求 */ public static String post(String url, Map params) { return post(url, map2Url(params), null); } /** * post請求 */ public static String post(String url, Map params, Map headers) { return post(url, map2Url(params), headers); } /** * 初始化參數 */ public static String initParams(String url, Map params) { if (null == params || params.isEmpty()) { return url; } StringBuilder sb = new StringBuilder(url); if (url.indexOf("?") == -1) { sb.append("?"); } sb.append(map2Url(params)); return sb.toString(); } /** * map轉url參數 */ public static String map2Url(Map paramToMap) { if (null == paramToMap || paramToMap.isEmpty()) { return null; } StringBuffer url = new StringBuffer(); boolean isfist = true; for (Entry entry : paramToMap.entrySet()) { if (isfist) { isfist = false; } else { url.append("&"); } url.append(entry.getKey()).append("="); String value = entry.getValue(); if (null == value || "".equals(value.trim())) { try { url.append(URLEncoder.encode(value, DEFAULT_CHARSET)); } catch (UnsupportedEncodingException e) { e.printStackTrace(); } } } return url.toString(); } /** * 檢測是否https */ private static boolean isHttps(String url) { return url.startsWith("https"); } /** * 不進行主機名確認 */ private static class TrustAnyHostnameVerifier implements HostnameVerifier { public boolean verify(String hostname, SSLSession session) { return true; } } /** * 信任所有主機 對於任何證書都不做SSL檢測 * 安全驗證機制，而Android采用的是X509驗證 */ private static class MyX509TrustManager implements X509TrustManager { public X509Certificate[] getAcceptedIssuers() { return null; } @Override public void checkClientTrusted(X509Certificate[] chain, String authType) throws CertificateException { } @Override public void checkServerTrusted(X509Certificate[] chain, String authType) throws CertificateException { } } }