httpClient连接自制SSL证书的rest服务

import java.security.KeyManagementException;
import java.security.KeyStoreException;
import java.security.NoSuchAlgorithmException;
import java.util.concurrent.TimeUnit;

import javax.net.ssl.SSLContext;

import org.apache.http.client.config.RequestConfig;
import org.apache.http.conn.ssl.TrustSelfSignedStrategy;
import org.apache.http.impl.client.CloseableHttpClient;
import org.apache.http.impl.client.HttpClients;
import org.apache.http.impl.conn.PoolingHttpClientConnectionManager;
import org.apache.http.ssl.SSLContexts;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;


@Configuration
public class HttpClientConfiguration {


    @Bean
    public PoolingHttpClientConnectionManager poolingHttpClientConnectionManager(AbstractProperties kycProperties) {
        PoolingHttpClientConnectionManager result = 
                new PoolingHttpClientConnectionManager(
                        kycProperties.getHttpConnectionTimeToLiveMinu(), 
                        TimeUnit.MINUTES
                    );
        result.setMaxTotal(200);
        result.setDefaultMaxPerRoute(20);
        return result;
    }

@Bean
    public RequestConfig requestConfig(AbstractProperties kycProperties) {
        return RequestConfig
                    .custom()
                  .setConnectionRequestTimeout(kycProperties.getHttpConnectionTimeout())
                  .setConnectTimeout(kycProperties.getHttpConnectionTimeout())
                  .setSocketTimeout(kycProperties.getHttpConnectionTimeout())
                  .build();
    }

@Bean
    public SSLContext sslContext() throws KeyManagementException, NoSuchAlgorithmException, KeyStoreException {

return SSLContexts
                    .custom()
                    .loadTrustMaterial(null, new TrustSelfSignedStrategy())
                    .build()
                    ;
    }

@Bean
    public CloseableHttpClient httpClient(AbstractProperties kycProperties) throws KeyManagementException, NoSuchAlgorithmException, KeyStoreException {
        return HttpClients
                  .custom()
//                  .setConnectionManager(poolingHttpClientConnectionManager(null))
                  .setDefaultRequestConfig(requestConfig(null))
                  .setKeepAliveStrategy(
                          new MyConnectionKeepAliveStrategy(
                                  kycProperties.getHttpConnectionTimeToLiveMinu(), 
                                  TimeUnit.MINUTES
                              )
                   )
                  .setMaxConnTotal(200)
                  .setMaxConnPerRoute(20)
//                  .setConnectionTimeToLive(
//                          kycProperties.getHttpConnectionTimeToLiveMinu(), 
//                          TimeUnit.MINUTES
//                   )
                  .setSSLContext(sslContext())
                  .build();
    }

}

http-connection-timeout: 30000
http-connection-time-to-live-minu: 5