关于springboot:springboot调用https接口

1.springboot 我的项目调用 https 接口

import org.springframework.http.client.SimpleClientHttpRequestFactory;
import org.springframework.stereotype.Component;
import org.springframework.web.client.RestTemplate;

import javax.net.ssl.*;
import java.io.IOException;
import java.net.HttpURLConnection;
import java.net.InetAddress;
import java.net.Socket;
import java.security.cert.X509Certificate;

@Component
public class SSLRestTemplate extends RestTemplate {public SSLRestTemplate() {super(new HttpsClientRequestFactory());
    }
}

class HttpsClientRequestFactory extends SimpleClientHttpRequestFactory {
    @Override
    protected void prepareConnection(HttpURLConnection connection, String httpMethod) {
        try {if (!(connection instanceof HttpsURLConnection)) {throw new RuntimeException("An instance of HttpsURLConnection is expected");
            }

            HttpsURLConnection httpsConnection = (HttpsURLConnection) connection;

            TrustManager[] trustAllCerts = new TrustManager[]{new X509TrustManager() {public X509Certificate[] getAcceptedIssuers() {return null;}

                        public void checkClientTrusted(X509Certificate[] certs, String authType) { }

                        public void checkServerTrusted(X509Certificate[] certs, String authType) {}}
            };
            SSLContext sslContext = SSLContext.getInstance("TLSv1.2");
            sslContext.init(null, trustAllCerts, new java.security.SecureRandom());
            httpsConnection.setSSLSocketFactory(new MyCustomSSLSocketFactory(sslContext.getSocketFactory()));

            httpsConnection.setHostnameVerifier(new HostnameVerifier() {
                @Override
                public boolean verify(String s, SSLSession sslSession) {return true;}
            });

            super.prepareConnection(httpsConnection, httpMethod);
        } catch (Exception e) {e.printStackTrace();
        }
    }

    /**
     * We need to invoke sslSocket.setEnabledProtocols(new String[] {"SSLv3"});
     * see http://www.oracle.com/technetwork/java/javase/documentation/cve-2014-3566-2342133.html (Java 8 section)
     */
    private static class MyCustomSSLSocketFactory extends SSLSocketFactory {

        private final SSLSocketFactory delegate;

        public MyCustomSSLSocketFactory(SSLSocketFactory delegate) {this.delegate = delegate;}

        @Override
        public String[] getDefaultCipherSuites() {return delegate.getDefaultCipherSuites();
        }

        @Override
        public String[] getSupportedCipherSuites() {return delegate.getSupportedCipherSuites();
        }

        @Override
        public Socket createSocket(final Socket socket, final String host, final int port, final boolean autoClose) throws IOException {final Socket underlyingSocket = delegate.createSocket(socket, host, port, autoClose);
            return overrideProtocol(underlyingSocket);
        }

        @Override
        public Socket createSocket(final String host, final int port) throws IOException {final Socket underlyingSocket = delegate.createSocket(host, port);
            return overrideProtocol(underlyingSocket);
        }

        @Override
        public Socket createSocket(final String host, final int port, final InetAddress localAddress, final int localPort) throws
                IOException {final Socket underlyingSocket = delegate.createSocket(host, port, localAddress, localPort);
            return overrideProtocol(underlyingSocket);
        }

        @Override
        public Socket createSocket(final InetAddress host, final int port) throws IOException {final Socket underlyingSocket = delegate.createSocket(host, port);
            return overrideProtocol(underlyingSocket);
        }

        @Override
        public Socket createSocket(final InetAddress host, final int port, final InetAddress localAddress, final int localPort) throws
                IOException {final Socket underlyingSocket = delegate.createSocket(host, port, localAddress, localPort);
            return overrideProtocol(underlyingSocket);
        }

        private Socket overrideProtocol(final Socket socket) {if (!(socket instanceof SSLSocket)) {throw new RuntimeException("An instance of SSLSocket is expected");
            }
            ((SSLSocket) socket).setEnabledProtocols(new String[]{"TLSv1","TLSv1.1","TLSv1.2"});
            return socket;
        }
    }
}

2. 应用 demo

SSLRestTemplate sslRestTemplate = new SSLRestTemplate();
ResponseEntity<JsonObject> exchange = sslRestTemplate.exchange(url, HttpMethod.POST, requestEntity, JsonObject.class);