java使用https post发送json数据
package com.saygou.weixin; import java.io.ByteArrayOutputStream; import java.io.DataOutputStream; import java.io.IOException; import java.io.InputStream; import java.net.URL; import java.security.KeyManagementException; import java.security.NoSuchAlgorithmException; import java.security.cert.CertificateException; import java.security.cert.X509Certificate; 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; public class HttpsUtil { 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; } } /** * post方式请求服务器(https协议) * * @param url * 请求地址 * @param content * 参数 * @param charset * 编码 * @return * @throws NoSuchAlgorithmException * @throws KeyManagementException * @throws IOException */ public static byte[] post(String url, String content, String charset) throws NoSuchAlgorithmException, KeyManagementException, IOException { 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.setDoOutput(true); conn.connect(); DataOutputStream out = new DataOutputStream(conn.getOutputStream()); out.write(content.getBytes(charset)); // 刷新、关闭 out.flush(); out.close(); InputStream is = conn.getInputStream(); if (is != null) { ByteArrayOutputStream outStream = new ByteArrayOutputStream(); byte[] buffer = new byte[1024]; int len = 0; while ((len = is.read(buffer)) != -1) { outStream.write(buffer, 0, len); } is.close(); return outStream.toByteArray(); } return null; } }
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