有关https请求的工具类

有关https请求的工具类

	/**
* GET请求方式，无参数
* @param httpsUrl
* @return
*/
public static String httpsGets(String httpsUrl){
BufferedReader input = null;
StringBuilder sb = null;
URL url = null;
HttpURLConnection con = null;
try {
url = new URL(httpsUrl);
try {
// trust all hosts
trustAllHosts();
HttpsURLConnection https = (HttpsURLConnection) url.openConnection();
if (url.getProtocol().toLowerCase().equals("https")) {
https.setHostnameVerifier(DO_NOT_VERIFY);
con = https;
} else {
con = (HttpURLConnection) url.openConnection();
}
input = new BufferedReader(new InputStreamReader(con.getInputStream()));
sb = new StringBuilder();
String s;
while ((s = input.readLine()) != null) {
sb.append(s).append("n");
}
} catch (IOException e) {
e.printStackTrace();
}
} catch (MalformedURLException e1) {
e1.printStackTrace();
} finally {
// close buffered
if (input != null) {
try {
input.close();
} catch (IOException e) {
e.printStackTrace();
}
}
// disconnecting releases the resources held by a connection so they may be closed or reused
if (con != null) {
con.disconnect();
}
}
return sb == null ? null : sb.toString();
}
/**
* GET请求方式，有参数
* @param httpUrl
* @param param
* @return
*/
public static String httpsGet(String httpUrl, String param) {
BufferedReader input = null;
StringBuilder sb = null;
URL url = null;
HttpURLConnection con = null;
try {
String urlNameString = httpUrl + "?" + param;
url = new URL(urlNameString);
try {
// trust all hosts
trustAllHosts();
HttpsURLConnection https = (HttpsURLConnection) url.openConnection();
if (url.getProtocol().toLowerCase().equals("https")) {
https.setHostnameVerifier(DO_NOT_VERIFY);
con = https;
} else {
con = (HttpURLConnection) url.openConnection();
}
input = new BufferedReader(new InputStreamReader(con.getInputStream()));
sb = new StringBuilder();
String s;
while ((s = input.readLine()) != null) {
sb.append(s).append("n");
}
} catch (IOException e) {
e.printStackTrace();
}
} catch (MalformedURLException e1) {
e1.printStackTrace();
} finally {
// close buffered
if (input != null) {
try {
input.close();
} catch (IOException e) {
e.printStackTrace();
}
}
// disconnecting releases the resources held by a connection so they may be closed or reused
if (con != null) {
con.disconnect();
}
}
return sb == null ? null : sb.toString();
}
final static HostnameVerifier DO_NOT_VERIFY = new HostnameVerifier() {
@Override
public boolean verify(String hostname, SSLSession session) {
return true;
}
};
private static void trustAllHosts() {
final String TAG = "trustAllHosts";
// Create a trust manager that does not validate certificate chains
TrustManager[] trustAllCerts = new TrustManager[] { new X509TrustManager() {
@Override
public java.security.cert.X509Certificate[] getAcceptedIssuers() {
return new java.security.cert.X509Certificate[] {};
}
@Override
public void checkClientTrusted(X509Certificate[] chain, String authType) throws CertificateException {
log.info(TAG, "checkClientTrusted");
}
@Override
public void checkServerTrusted(X509Certificate[] chain, String authType) throws CertificateException {
log.info(TAG, "checkServerTrusted");
}
} };
// Install the all-trusting trust manager
try {
SSLContext sc = SSLContext.getInstance("TLS");
sc.init(null, trustAllCerts, new java.security.SecureRandom());
HttpsURLConnection.setDefaultSSLSocketFactory(sc.getSocketFactory());
} catch (Exception e) {
e.printStackTrace();
}
}

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