package com.doumee.core.utils;
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import javax.net.ssl.*;
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import java.io.*;
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import java.net.HttpURLConnection;
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import java.net.URL;
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import java.security.KeyManagementException;
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import java.security.NoSuchAlgorithmException;
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import java.security.SecureRandom;
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import java.security.cert.CertificateException;
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import java.security.cert.X509Certificate;
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public class HttpsUtil {
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public static String get(String url,boolean ignoreSSL) {
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return connection(url, "GET", null, null,ignoreSSL);
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}
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public static String post(String url, String data, String contentType, boolean ignoreSSL) {
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return connection(url, "POST", data, contentType, ignoreSSL);
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}
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public static String postJson(String url, String data) {
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if(url.startsWith("https://")){
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return connection(url, "POST", data, "application/json", true);
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}else{
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return connectionHttp(url, "POST", data, "application/json");
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}
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}
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public static String uploadTempMedia(String urlString ,String fileUrl){
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HttpsURLConnection conn= null;
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try {
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String fileName = fileUrl.substring(fileUrl.lastIndexOf("/") + 1);
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// 获取网络图片
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URL mediaUrl = new URL(fileUrl);
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HttpURLConnection meidaConn = (HttpURLConnection) mediaUrl.openConnection();
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meidaConn.setDoOutput(true);
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meidaConn.setRequestMethod("GET");
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String result = null;
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URL url=new URL(urlString);
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conn=(HttpsURLConnection) url.openConnection();
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conn.setRequestMethod("POST");//以POST方式提交表单
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conn.setDoInput(true);
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conn.setDoOutput(true);
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conn.setUseCaches(false);//POST方式不能使用缓存
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//设置请求头信息
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conn.setRequestProperty("Connection", "Keep-Alive");
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conn.setRequestProperty("Charset", "UTF-8");
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//设置边界
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String BOUNDARY="----------"+System.currentTimeMillis();
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conn.setRequestProperty("Content-Type", "multipart/form-data; boundary=" + BOUNDARY);
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//请求正文信息
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//第一部分
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StringBuilder sb=new StringBuilder();
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sb.append("--");//必须多两条道
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sb.append(BOUNDARY);
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sb.append("\r\n");
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sb.append("Content-Disposition: form-data;name=\"media\"; filename=\"" + fileName+"\"\r\n");
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sb.append("Content-Type:application/octet-stream\r\n\r\n");
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System.out.println("sb:"+sb);
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//获得输出流
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OutputStream out=new DataOutputStream(conn.getOutputStream());
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//输出表头
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out.write(sb.toString().getBytes("UTF-8"));
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//文件正文部分
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//把文件以流的方式 推送道URL中
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DataInputStream din=new DataInputStream(meidaConn.getInputStream());
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int bytes=0;
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byte[] buffer=new byte[1024];
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while((bytes=din.read(buffer))!=-1){
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out.write(buffer,0,bytes);
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}
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din.close();
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//结尾部分
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byte[] foot=("\r\n--" + BOUNDARY + "--\r\n").getBytes("UTF-8");//定义数据最后分割线
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out.write(foot);
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out.flush();
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out.close();
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if(HttpsURLConnection.HTTP_OK==conn.getResponseCode()){
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InputStream is = conn.getInputStream();
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byte[] b = new byte[4096];
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ByteArrayOutputStream baos = new ByteArrayOutputStream(b.length);
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int len;
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while ((len = is.read(b)) != -1) {
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baos.write(b, 0, len);
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}
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is.close();
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return baos.toString("utf-8");
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}
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return result;
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} catch (Exception e) {
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e.printStackTrace();
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} finally {
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if(conn != null){
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conn.disconnect();
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}
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}
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return null;
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}
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public static String connection(String url,String method,String data,String contentType,boolean ignoreSSL){
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HttpsURLConnection connection = null;
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try {
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URL _url = new URL(url);
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connection = (HttpsURLConnection) _url.openConnection();
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connection.setRequestMethod(method);
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connection.setDoOutput(true);
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connection.setDoInput(true);
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connection.setUseCaches(false);
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if(contentType != null){
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connection.setRequestProperty("Content-Type", contentType);
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}
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if(ignoreSSL){
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//信任所有ssl证书和主机
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TrustManager[] trustManagers = {new HttpsTrustManager()};
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SSLContext context = SSLContext.getInstance("TLS");
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context.init(null, trustManagers, new SecureRandom());
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connection.setSSLSocketFactory(context.getSocketFactory());
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connection.setHostnameVerifier(new HostnameVerifier() {
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@Override
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public boolean verify(String hostname, SSLSession session) {
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return true;
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}
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});
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}
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connection.connect();
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if(data != null){
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OutputStream outputStream = connection.getOutputStream();
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outputStream.write(data.getBytes("utf-8"));
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outputStream.close();
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}
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int responseCode = connection.getResponseCode();
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if (responseCode == HttpsURLConnection.HTTP_OK) {
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InputStream is = connection.getInputStream();
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byte[] b = new byte[4096];
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ByteArrayOutputStream baos = new ByteArrayOutputStream(b.length);
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int len;
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while ((len = is.read(b)) != -1) {
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baos.write(b, 0, len);
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}
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is.close();
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return baos.toString("utf-8");
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}
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return connection.getResponseMessage();
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} catch (Exception e) {
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e.printStackTrace();
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} finally {
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if(connection != null){
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connection.disconnect();
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}
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}
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return null;
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}
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public static InputStream connectionInputsteam(String url,String method,String data,String contentType ){
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HttpURLConnection connection = null;
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try {
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URL _url = new URL(url);
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connection = (HttpURLConnection) _url.openConnection();
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connection.setDoOutput(true);
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connection.setRequestMethod("GET");
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return connection.getInputStream();
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} catch (Exception e) {
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e.printStackTrace();
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}
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return null;
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}
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public static String connectionHttp(String url,String method,String data,String contentType ){
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HttpURLConnection connection = null;
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try {
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URL _url = new URL(url);
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connection = (HttpURLConnection) _url.openConnection();
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connection.setRequestMethod(method);
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connection.setDoOutput(true);
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connection.setDoInput(true);
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connection.setUseCaches(false);
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if(contentType != null){
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connection.setRequestProperty("Content-Type", contentType);
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}
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connection.connect();
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if(data != null){
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OutputStream outputStream = connection.getOutputStream();
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outputStream.write(data.getBytes("utf-8"));
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outputStream.close();
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}
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int responseCode = connection.getResponseCode();
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if (responseCode == HttpsURLConnection.HTTP_OK) {
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InputStream is = connection.getInputStream();
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byte[] b = new byte[4096];
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ByteArrayOutputStream baos = new ByteArrayOutputStream(b.length);
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int len;
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while ((len = is.read(b)) != -1) {
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baos.write(b, 0, len);
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}
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is.close();
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return baos.toString("utf-8");
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}
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return connection.getResponseMessage();
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} catch (Exception e) {
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e.printStackTrace();
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} finally {
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if(connection != null){
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connection.disconnect();
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}
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}
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return null;
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}
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public static void main(String[] args) {
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//局部信任所有证书和主机
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String result = HttpsUtil.get("https://127.0.0.1:8443/ssl-test/test01.do",true);
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System.out.println(result);
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//外部信任所有证书和主机
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HttpsTrustManager.allowAllSSL();
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String response = HttpsUtil.get("https://127.0.0.1:8443/ssl-test/test01.do", false);
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System.out.println(result);
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}
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}
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class HttpsTrustManager implements X509TrustManager {
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private static TrustManager[] trustManagers = {new HttpsTrustManager()};
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@Override
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public void checkClientTrusted(X509Certificate[] arg0, String arg1) throws CertificateException {
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// TODO Auto-generated method stub
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}
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@Override
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public void checkServerTrusted(X509Certificate[] arg0, String arg1) throws CertificateException {
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// TODO Auto-generated method stub
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}
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@Override
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public X509Certificate[] getAcceptedIssuers() {
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// TODO Auto-generated method stub
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return null;
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}
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public static void allowAllSSL() {
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try {
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SSLContext context = SSLContext.getInstance("TLS");
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context.init(null, trustManagers, new SecureRandom());
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HttpsURLConnection.setDefaultSSLSocketFactory(context.getSocketFactory());
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HttpsURLConnection.setDefaultHostnameVerifier(new HostnameVerifier() {
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@Override
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public boolean verify(String hostname, SSLSession session) {
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return true;
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}
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});
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} catch (NoSuchAlgorithmException | KeyManagementException e) {
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e.printStackTrace();
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}
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}
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}
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