- import java.io.BufferedReader;
- import java.io.InputStreamReader;
- import java.net.URL;
- import java.security.cert.CertificateException;
- 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 java.security.cert.X509Certificate;
- public class HttpsGetData {
- private static class TrustAnyTrustManager implements X509TrustManager {
-
- public void checkClientTrusted(X509Certificate[] chain, String authType)
- throws CertificateException {
- }
-
- public void checkServerTrusted(X509Certificate[] chain, String authType)
- throws CertificateException {
- }
-
- public X509Certificate[] getAcceptedIssuers() {
- return new X509Certificate[] {};
- }
- }
-
- private static class TrustAnyHostnameVerifier implements HostnameVerifier {
- public boolean verify(String hostname, SSLSession session) {
- return true;
- }
- }
- String _url="";
-
- Map<String,String> _params;
-
- public HttpsGetData(String url,Map<String,String> keyValueParams)
- {
- this._url=url;
- this._params=keyValueParams;
- }
- public String Do() throws Exception
- {
- String result = "";
- BufferedReader in = null;
- try {
-
- String urlStr = this._url + "&" + getParamStr();
- System.out.println("GET请求的URL为："+urlStr);
- SSLContext sc = SSLContext.getInstance("SSL");
- sc.init(null, new TrustManager[] { new TrustAnyTrustManager() },
- new java.security.SecureRandom());
- URL realUrl = new URL(urlStr);
- // 打开和URL之间的连接
- HttpsURLConnection connection = (HttpsURLConnection) realUrl.openConnection();
- //设置https相关属性
- connection.setSSLSocketFactory(sc.getSocketFactory());
- connection.setHostnameVerifier(new TrustAnyHostnameVerifier());
- connection.setDoOutput(true);
-
- // 设置通用的请求属性
- connection.setRequestProperty("accept", "*/*");
- connection.setRequestProperty("connection", "Keep-Alive");
- connection.setRequestProperty("user-agent",
- "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1;SV1)");
- // 建立实际的连接
- connection.connect();
-
- // 定义 BufferedReader输入流来读取URL的响应
- in = new BufferedReader(new InputStreamReader(connection.getInputStream(),"UTF-8"));
- String line;
- while ((line = in.readLine()) != null) {
- result += line;
- }
- System.out.println("获取的结果为："+result);
- } catch (Exception e) {
- System.out.println("发送GET请求出现异常！" + e);
- //e.printStackTrace();
- throw e;
- }
- // 使用finally块来关闭输入流
- finally {
- try {
- if (in != null) {
- in.close();
- }
- } catch (Exception e2) {
- //e2.printStackTrace();
- throw e2;
- }
- }
- return result;
-
- }
- private String getParamStr()
- {
- String paramStr="";
- // 获取所有响应头字段
- Map<String, String> params = this._params;
- // 获取参数列表组成参数字符串
- for (String key : params.keySet()) {
- paramStr+=key+"="+params.get(key)+"&";
- }
- //去除最后一个"&"
- paramStr=paramStr.substring(0, paramStr.length()-1);
-
- return paramStr;
- }
- }
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