1 新建java类，作用是绕过证书用
package cn.smartercampus.core.util;
import java.security.cert.CertificateException;
import java.security.cert.X509Certificate; import javax.net.ssl.X509TrustManager;
public class MyX509TrustManager implements X509TrustManager { public void checkClientTrusted(X509Certificate[] chain, String authType)
throws CertificateException {
} public void checkServerTrusted(X509Certificate[] chain, String authType)
throws CertificateException {
} public X509Certificate[] getAcceptedIssuers() {
return null;
}
}
2 https post请求
package cn.smartercampus.core.util; import javax.net.ssl.*;
import javax.servlet.http.HttpServletRequest; import org.apache.commons.lang.StringUtils; import java.io.*;
import java.net.HttpURLConnection;
import java.net.URL;
import java.net.URLEncoder;
import java.security.cert.X509Certificate;
import java.util.HashMap;
import java.util.Map; public class HttpsPostUtil {
//添加主机名验证程序类，设置不验证主机
private final static HostnameVerifier DO_NOT_VERIFY = new HostnameVerifier() {
public boolean verify(String hostname, SSLSession session) {
return true;
}
}; //添加信任主机
private static void trustAllHosts() {
// 创建不验证证书链的信任管理器 这里使用的是x509证书
TrustManager[] trustAllCerts = new TrustManager[]{new MyX509TrustManager() {
public java.security.cert.X509Certificate[] getAcceptedIssuers() {
return new java.security.cert.X509Certificate[]{};
} public void checkClientTrusted(X509Certificate[] chain, String authType) {
} public void checkServerTrusted(X509Certificate[] chain, String authType) {
}
}};
// 安装所有信任的信任管理器
try {
SSLContext sc = SSLContext.getInstance("TLS");
sc.init(null, trustAllCerts, new java.security.SecureRandom());
//HttpsURLConnection通过SSLSocket来建立与HTTPS的安全连接，SSLSocket对象是由SSLSocketFactory生成的。
HttpsURLConnection.setDefaultSSLSocketFactory(sc.getSocketFactory());
} catch (Exception e) {
e.printStackTrace();
}
} /**
* 发送post 数据
* @param urls
* @return
*/
public static String heart(String urls, String param, String contentType, String method) {
StringBuffer sb=new StringBuffer();
DataOutputStream out = null;
BufferedReader responseReader = null;
InputStream in1 = null;
try {
trustAllHosts();
// 创建url资源
URL url = new URL(urls);
// 建立http连接
HttpsURLConnection conn = (HttpsURLConnection) url.openConnection();
conn.setHostnameVerifier(DO_NOT_VERIFY);
// 设置不用缓存
conn.setUseCaches(false);
// 设置允许输出
conn.setDoOutput(true);
// 设置允许输入
conn.setDoInput(true);
// 设置传递方式
conn.setRequestMethod(method);
//System.out.println(conn.getRequestMethod());
// 设置维持长连接
conn.setRequestProperty("Connection", "Keep-Alive");
// 设置文件字符集:
conn.setRequestProperty("Charset", "UTF-8");
// 转换为字节数组
// byte[] data = (param).getBytes();
// // 设置文件长度
// conn.setRequestProperty("Content-Length", String.valueOf(data.length));
// 设置文件类型:
conn.setRequestProperty("Content-Type", contentType);
conn.setRequestProperty("Authorization", param);
// 开始连接请求
conn.connect();
out = new DataOutputStream(conn.getOutputStream());
// 写入请求的字符串
out.writeBytes(param);
out.flush(); //System.out.println(conn.getResponseCode()); // 请求返回的状态
if (HttpURLConnection.HTTP_OK == conn.getResponseCode()) {
System.out.println("连接成功");
// 请求返回的数据
in1 = conn.getInputStream();
String readLine;
responseReader = new BufferedReader(new InputStreamReader(in1));
while((readLine=responseReader.readLine()) != null){
sb.append(readLine).append("\n");
}
} else {
System.out.println("error++");
}
} catch (Exception e) { } finally {
try {
if (null != responseReader)
responseReader.close();
if (null != in1)
in1.close();
} catch(Exception e) {}
try {
out.close();
} catch(Exception e) {}
} return sb.toString(); } /**
* 发送post 数据
* @param urls
* @return
*/
public static String sendPost(String urls, String param, String contentType, String method) {
StringBuffer sb=new StringBuffer();
DataOutputStream out = null;
BufferedReader responseReader = null;
InputStream in1 = null;
try {
trustAllHosts();
// 创建url资源
URL url = new URL(urls);
// 建立http连接
HttpsURLConnection conn = (HttpsURLConnection) url.openConnection();
conn.setHostnameVerifier(DO_NOT_VERIFY);
// 设置不用缓存
conn.setUseCaches(false);
// 设置允许输出
conn.setDoOutput(true);
// 设置允许输入
conn.setDoInput(true);
// 设置传递方式
conn.setRequestMethod(method);
//System.out.println(conn.getRequestMethod());
// 设置维持长连接
conn.setRequestProperty("Connection", "Keep-Alive");
// 设置文件字符集:
conn.setRequestProperty("Charset", "UTF-8");
// 转换为字节数组
// byte[] data = (param).getBytes();
// // 设置文件长度
// conn.setRequestProperty("Content-Length", String.valueOf(data.length));
// 设置文件类型:
conn.setRequestProperty("Content-Type", contentType);
// 开始连接请求
conn.connect();
out = new DataOutputStream(conn.getOutputStream());
// 写入请求的字符串
out.writeBytes(param);
out.flush(); //System.out.println(conn.getResponseCode()); // 请求返回的状态
if (HttpURLConnection.HTTP_OK == conn.getResponseCode()) {
System.out.println("连接成功");
// 请求返回的数据
in1 = conn.getInputStream();
String readLine;
responseReader = new BufferedReader(new InputStreamReader(in1));
while((readLine=responseReader.readLine()) != null){
sb.append(readLine).append("\n");
}
} else {
System.out.println("error++");
}
} catch (Exception e) { } finally {
try {
if (null != responseReader)
responseReader.close();
if (null != in1)
in1.close();
} catch(Exception e) {}
try {
out.close();
} catch(Exception e) {}
} return sb.toString(); } /**
* map转url参数
*/
public static String map2Url(Map<String, String> paramToMap) {
if (null == paramToMap || paramToMap.isEmpty()) {
return null;
}
StringBuffer url = new StringBuffer();
boolean isfist = true;
for (Map.Entry<String, String> entry : paramToMap.entrySet()) {
if (isfist) {
isfist = false;
} else {
url.append("&");
}
url.append(entry.getKey()).append("=");
String value = entry.getValue();
if (!StringUtils.isEmpty(value)) {
url.append(value);
}
}
return url.toString();
} public static void main(String[] args) {
System.out.println("123");
Map<String, String> params = new HashMap<String, String>();
params.put("client_id", "xx.cn");
params.put("client_secret", "UY83SNFJWLU32NJSLJIK");
params.put("code", "40ce7f41d6562e47dbdc33593ddce1b46444cdb93514b3aaced7be90eb51a16f");
params.put("grant_type", "authorization_code");
params.put("redirect_uri", "xxn/index.jsp");
//要发送的POST请求url?Key=Value&Key2=Value2&Key3=Value3的形式
//application/json;charset=UTF-8 application/x-www-form-urlencoded;charset=UTF-8
String sb = sendPost("https://id.pdedu.sh.cn/connect/token",map2Url(params),"application/x-www-form-urlencoded;charset=UTF-8","POST");
//System.out.println(sb); } }