java怎样发送https请求

java怎样发送https请求

package com.yichangmao;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.PrintWriter;
import java.io.UnsupportedEncodingException;
import java.net.HttpURLConnection;
import java.net.MalformedURLException;
import java.net.URL;
import java.net.URLEncoder;
import java.security.cert.CertificateException;
import java.security.cert.X509Certificate;
import java.util.HashMap;
import java.util.Iterator;

import javax.net.ssl.*;

public class TrustSSL {
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;
}
}


public static String requestUrl(String url, HashMap<String, String> data)
throws IOException {

HttpURLConnection conn;
try {
//if GET....
//URL requestUrl = new URL(url + "?" + httpBuildQuery(data));
URL requestUrl = new URL(url);
conn = (HttpURLConnection) requestUrl.openConnection();
} catch (MalformedURLException e) {
return e.getMessage();
}

conn.setRequestProperty("Content-Type", "application/x-www-form-urlencoded");

conn.setDoInput(true);
conn.setDoOutput(true);

PrintWriter writer = new PrintWriter(conn.getOutputStream());
writer.print(httpBuildQuery(data));
writer.flush();
writer.close();

String line;
BufferedReader bufferedReader;
StringBuilder sb = new StringBuilder();
InputStreamReader streamReader = null;
try {
streamReader = new InputStreamReader(conn.getInputStream(), "UTF-8");
} catch (IOException e) {

streamReader = new InputStreamReader(conn.getErrorStream(), "UTF-8");
} finally {
if (streamReader != null) {
bufferedReader = new BufferedReader(streamReader);
sb = new StringBuilder();
while ((line = bufferedReader.readLine()) != null) {
sb.append(line);
}
}
}
return sb.toString();
}


public static String httpBuildQuery(HashMap<String, String> data) {
String ret = "";
String k, v;
Iterator<String> iterator = data.keySet().iterator();
while (iterator.hasNext()) {
k = iterator.next();
v = data.get(k);
try {
ret += URLEncoder.encode(k, "utf8") + "=" + URLEncoder.encode(v, "utf8");
} catch (UnsupportedEncodingException e) {
}
ret += "&";
}
return ret.substring(0, ret.length() - 1);
}

public static String sengHTTPSGet(String url,HashMap<String, String> data) throws Exception {
SSLContext sc = SSLContext.getInstance("SSL");
sc.init(null, new TrustManager[]{new TrustAnyTrustManager()}, new java.security.SecureRandom());
URL console = new URL(url);
HttpsURLConnection conn = (HttpsURLConnection) console.openConnection();
conn.setSSLSocketFactory(sc.getSocketFactory());
conn.setHostnameVerifier(new TrustAnyHostnameVerifier());
// conn.connect();
conn.setRequestProperty("Content-Type", "application/x-www-form-urlencoded");

conn.setDoInput(true);
conn.setDoOutput(true);

PrintWriter writer = new PrintWriter(conn.getOutputStream());
writer.print(httpBuildQuery(data));
writer.flush();
writer.close();

String line;
BufferedReader bufferedReader;
StringBuilder sb = new StringBuilder();
InputStreamReader streamReader = null;
try {
streamReader = new InputStreamReader(conn.getInputStream(), "UTF-8");
} catch (IOException e) {

streamReader = new InputStreamReader(conn.getErrorStream(), "UTF-8");
} finally {
if (streamReader != null) {
bufferedReader = new BufferedReader(streamReader);
sb = new StringBuilder();
while ((line = bufferedReader.readLine()) != null) {
sb.append(line);
}
}
}
return sb.toString();
}
}

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