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springboot RestTemplate发送HTTP、HTTPS请求

程序员文章站 2022-06-25 20:27:08
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HttpsClientRequestFactory.java 

import java.io.IOException;
import java.net.HttpURLConnection;
import java.net.InetAddress;
import java.net.Socket;
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.SSLSocket;
import javax.net.ssl.SSLSocketFactory;
import javax.net.ssl.TrustManager;
import javax.net.ssl.X509TrustManager;

import org.springframework.http.client.SimpleClientHttpRequestFactory;

/**
 * 
 * @ClassName: HttpsClientRequestFactory
 * @Description: TODO(描述)
 * @author yangjian
 * @date 2020-04-24 05:20:27
 */
public 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() {
				@Override
				public java.security.cert.X509Certificate[] getAcceptedIssuers() {
					return null;
				}

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

				@Override
				public void checkServerTrusted(X509Certificate[] certs, String authType) {
				}

			} };
			SSLContext sslContext = SSLContext.getInstance("TLS");
			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)
	 */
	// SSLSocketFactory用于创建 SSLSockets
	private static class MyCustomSSLSocketFactory extends SSLSocketFactory {

		private final SSLSocketFactory delegate;

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

		// 返回默认启用的密码套件。除非一个列表启用,对SSL连接的握手会使用这些密码套件。
		// 这些默认的服务的最低质量要求保密保护和服务器身份验证
		@Override
		public String[] getDefaultCipherSuites() {
			return delegate.getDefaultCipherSuites();
		}

		// 返回的密码套件可用于SSL连接启用的名字
		@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" });
			return socket;
		}
	}
}

 

MyHttpClient.java

import org.apache.log4j.Logger;
import org.springframework.http.HttpEntity;
import org.springframework.http.HttpHeaders;
import org.springframework.http.HttpStatus;
import org.springframework.http.MediaType;
import org.springframework.http.ResponseEntity;
import org.springframework.web.client.RestTemplate;

/**
 * 
 * @ClassName: HttpClient
 * @Description: TODO(描述)
 * @author yangjian
 * @date 2020-04-16 01:05:14
 */
public class MyHttpClient {

	private static final Logger logger = Logger.getLogger(MyHttpClient.class);

	public static String sendPostRequestHttps(String url, String jsonStr) {

		RestTemplate restTemplate = new RestTemplate(new HttpsClientRequestFactory());

		HttpHeaders headers = new HttpHeaders();
		headers.setContentType(MediaType.APPLICATION_JSON);
		headers.setContentType(MediaType.parseMediaType("application/json; charset=UTF-8"));
		headers.add("Accept", MediaType.APPLICATION_JSON.toString());

		HttpEntity<String> entity = new HttpEntity<String>(jsonStr, headers);
		ResponseEntity<String> responseEntity = restTemplate.postForEntity(url, entity, String.class);
		if (!responseEntity.getStatusCode().equals(HttpStatus.OK)) {
			logger.error("MyHttpClient:-->sendPostRequestHttps:" + responseEntity.getStatusCode().value() + "     " + url
					+ "      " + jsonStr);
		}
		return responseEntity.getBody();
	}
	
	
	public static String sendPostRequestHttp(String url, String jsonStr) {

		RestTemplate restTemplate = new RestTemplate();

		HttpHeaders headers = new HttpHeaders();
		headers.setContentType(MediaType.APPLICATION_JSON);
		headers.setContentType(MediaType.parseMediaType("application/json; charset=UTF-8"));
		headers.add("Accept", MediaType.APPLICATION_JSON.toString());

		HttpEntity<String> entity = new HttpEntity<String>(jsonStr, headers);
		ResponseEntity<String> responseEntity = restTemplate.postForEntity(url, entity, String.class);
		if (!responseEntity.getStatusCode().equals(HttpStatus.OK)) {
			logger.error("MyHttpClient:-->sendPostRequestHttp:" + responseEntity.getStatusCode().value() + "     " + url
					+ "      " + jsonStr);
		}
		return responseEntity.getBody();
	}
}

 

 

参考:

https://blog.csdn.net/justry_deng/article/details/82531306

https://blog.csdn.net/uotail/article/details/86255120