Java SSL握手中止：SSL=0xb9e21100:SSL库中出现故障，通常是协议错误

我已经审查了许多问题，但在我的应用程序中出现了相同的例外情况。我只在Kitkat运行旧版本的改型/Okhttp以支持旧版本时遇到了这个问题，这在连接到HTTPS/SSL安全网站时发生

格雷德尔先生

implementation('com.squareup.retrofit2:converter-gson:2.0.2') {
    exclude group: 'org.apache.commons', module: 'commons-io'
}
implementation('com.squareup.retrofit2:retrofit-converters:2.0.2') {
    exclude group: 'org.apache.commons', module: 'commons-io'
}
implementation 'com.squareup.okhttp3:logging-interceptor:3.12.1'
implementation 'com.squareup.okhttp3:okhttp:3.12.1'

错误：

javax.net.ssl.SSLHandshakeException: javax.net.ssl.SSLProtocolException: SSL handshake aborted: ssl=0xb9e21100: Failure in SSL library, usually a protocol error

05-09 18:53:43.132 12230-12230/myapplication W/System.err:error:14077410:SSL例程：SSL23_GET_SERVER_HELLO:sslv3警报握手失败（外部/openssl/SSL/s23_clnt.c:741 0x8d978990:0x00000000）

AndroidManifest：

android:usesCleartextTraffic="true"

这就是我获得客户的方式：

public static OkHttpClient getHttpClientBuilder(){
    ConnectionSpec spec = new ConnectionSpec.Builder(ConnectionSpec.COMPATIBLE_TLS)
            .supportsTlsExtensions(true)
            .tlsVersions(TlsVersion.TLS_1_2, TlsVersion.TLS_1_1, TlsVersion.TLS_1_0)
            .cipherSuites(
                    CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256,
                    CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256,
                    CipherSuite.TLS_DHE_RSA_WITH_AES_128_GCM_SHA256,
                    CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA,
                    CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA,
                    CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA,
                    CipherSuite.TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA,
                    CipherSuite.TLS_ECDHE_ECDSA_WITH_RC4_128_SHA,
                    CipherSuite.TLS_ECDHE_RSA_WITH_RC4_128_SHA,
                    CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA,
                    CipherSuite.TLS_DHE_DSS_WITH_AES_128_CBC_SHA,
                    CipherSuite.TLS_DHE_RSA_WITH_AES_256_CBC_SHA)
            .build();

    OkHttpClient.Builder client = new OkHttpClient.Builder()
            .connectionSpecs(Collections.singletonList(spec))
            //.addInterceptor(new HttpLoggingInterceptor().setLevel(HttpLoggingInterceptor.Level.BODY))
            .followRedirects(true)
            .followSslRedirects(true)
            .retryOnConnectionFailure(true)
            .cache(null)
            .connectTimeout(5, TimeUnit.SECONDS)
            .readTimeout(60, TimeUnit.SECONDS)
            .connectTimeout(60, TimeUnit.SECONDS);

    return enableTls12OnPreLollipop(client).build();
}

启用TLS12OnPrellolliPop

 public static OkHttpClient.Builder enableTls12OnPreLollipop(OkHttpClient.Builder client) {
    if (Build.VERSION.SDK_INT >= 16 && Build.VERSION.SDK_INT < 22) {
        try {
            SSLContext sc = SSLContext.getInstance("TLSv1.2");
            sc.init(null, null, null);
            client.sslSocketFactory(new Tls12SocketFactory(sc.getSocketFactory()));

            ConnectionSpec cs = new ConnectionSpec.Builder(ConnectionSpec.MODERN_TLS)
                    .tlsVersions(TlsVersion.TLS_1_2).build();

            List<ConnectionSpec> specs = new ArrayList<>();
            specs.add(cs);
            specs.add(ConnectionSpec.COMPATIBLE_TLS);
            specs.add(ConnectionSpec.CLEARTEXT);

            client.connectionSpecs(specs);
        } catch (Exception exc) {

        }
    }

    return client;
}

public static OkHttpClient.Builder启用TLS12onprellollipop（OkHttpClient.Builder客户端）{
if（Build.VERSION.SDK_INT>=16&&Build.VERSION.SDK_INT<22）{
试一试{
SSLContext sc=SSLContext.getInstance（“TLSv1.2”）；
sc.init（null，null，null）；
client.sslSocketFactory（新的Tls12SocketFactory（sc.getSocketFactory（））；
ConnectionSpec cs=新的ConnectionSpec.Builder（ConnectionSpec.MODERN_TLS）
.tlsVersions（TlsVersion.TLS_1_2）.build（）；
列表规格=新的ArrayList（）；
增加规格（cs）；
规格添加（连接规格兼容）；
规范添加（连接规范明文）；
客户连接规范（规范）；
}捕获（异常exc）{
}
}
返回客户；
}