请尝试以下代码。
import java.security.cert.CertificateException;import java.security.cert.X509Certificate;import javax.net.ssl.X509TrustManager;public class DummyX509TrustManager implements X509TrustManager { @Override public X509Certificate[] getAcceptedIssuers() { return null; } @Override public void checkServerTrusted(X509Certificate[] paramArrayOfX509Certificate, String paramString) throws CertificateException { } @Override public void checkClientTrusted(X509Certificate[] paramArrayOfX509Certificate, String paramString) throws CertificateException { }};final TrustManager[] trustAllCerts = new TrustManager[] { new DummyX509TrustManager() };try { SSLContext sslContext= SSLContext.getInstance("SSL"); sslContext.init(null, trustAllCerts, null); CloseableHttpClient client = HttpClients.custom() .setRedirectStrategy(new LaxRedirectStrategy()) .setSslcontext(sslContext).setConnectionManager(connMgr) .build();} catch (KeyManagementException e) { throw new IOException(e.getMessage());} catch (NoSuchAlgorithmException e) { throw new IOException(e.getMessage());}
