工具类
java
import lombok.extern.slf4j.Slf4j;
import javax.net.ssl.HostnameVerifier;
import javax.net.ssl.SSLContext;
import javax.net.ssl.SSLSocketFactory;
import javax.net.ssl.TrustManager;
import javax.net.ssl.TrustManagerFactory;
import javax.net.ssl.X509TrustManager;
import java.security.KeyStore;
import java.security.SecureRandom;
import java.security.cert.X509Certificate;
import java.util.Arrays;
@Slf4j
public class SSLSocketClient {
// 获取SSLSocketFactory
public static SSLSocketFactory getSSLSocketFactory() {
try {
SSLContext sslContext = SSLContext.getInstance("SSL");
sslContext.init(null, getTrustManager(), new SecureRandom());
return sslContext.getSocketFactory();
} catch (Exception exception) {
log.error("get SSLSocketFactory error", exception);
}
return null;
}
// 获取TrustManager
private static TrustManager[] getTrustManager() {
return new TrustManager[]{
new X509TrustManager() {
@Override
public void checkClientTrusted(X509Certificate[] chain, String authType) {
}
@Override
public void checkServerTrusted(X509Certificate[] chain, String authType) {
}
@Override
public X509Certificate[] getAcceptedIssuers() {
return new X509Certificate[]{};
}
}
};
}
// 获取HostnameVerifier
public static HostnameVerifier getHostnameVerifier() {
return (s, sslSession) -> true;
}
public static X509TrustManager getX509TrustManager() {
X509TrustManager trustManager = null;
try {
TrustManagerFactory trustManagerFactory = TrustManagerFactory.getInstance(TrustManagerFactory.getDefaultAlgorithm());
trustManagerFactory.init((KeyStore) null);
TrustManager[] trustManagers = trustManagerFactory.getTrustManagers();
if (trustManagers.length != 1 || !(trustManagers[0] instanceof X509TrustManager)) {
throw new IllegalStateException("Unexpected default trust managers:" + Arrays.toString(trustManagers));
}
trustManager = (X509TrustManager) trustManagers[0];
} catch (Exception exception) {
log.error("get X509TrustManager error", exception);
}
return trustManager;
}
}
使用okhttp
java
private final OkHttpClient client = new OkHttpClient().newBuilder()
.sslSocketFactory(SSLSocketClient.getSSLSocketFactory(), SSLSocketClient.getX509TrustManager())
.hostnameVerifier(SSLSocketClient.getHostnameVerifier())
.connectTimeout(60, TimeUnit.SECONDS).build();