【JAVA】JAVA實現HTTP/HTTPS訪問

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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.text.SimpleDateFormat;import java.util.Date;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 com.alibaba.fastjson.JSONObject;public class Utils {private static class TrustAnyTrustManager implements X509TrustManager {public void checkClientTrusted(java.security.cert.X509Certificate[] arg0, String arg1)throws CertificateException {}public void checkServerTrusted(java.security.cert.X509Certificate[] arg0, String arg1)throws CertificateException {}public java.security.cert.X509Certificate[] getAcceptedIssuers() {// TODO Auto-generated method stubreturn null;}}private static class TrustAnyHostnameVerifier implements HostnameVerifier {public boolean verify(String hostname, SSLSession session) {return true;}}public static byte[] post(String url, String content) 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("UTF-8"));// 重新整理、關閉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;}public static String sendHttpRequest(String url, String serviceName, String msg)throws Exception {return new String(post(url+serviceName, msg),"UTF-8");}}

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【JAVA】JAVA實現HTTP/HTTPS訪問