getTrustManagerFromSSLSocketFactory

gistfile1.txt

// 18(samsung) 19 (oppo)  sslSocketFactory -- sslParameters -- trustManager
    // 22(oppo) 24(hw)   27(nexus) sslSocketFactory -- sslParameters -- x509TrustManager
    public TrustManager getTrustManagerFromSSLSocketFactory(SSLSocketFactory sslSocketFactory) {
        try {
            TrustManager result = null;
            Field fieldSslPm = sslSocketFactory.getClass().getDeclaredField("sslParameters");
            fieldSslPm.setAccessible(true);
            Object objSSLParameters = fieldSslPm.get(sslSocketFactory);
            if(Build.VERSION.SDK_INT > 19) {
                Field fieldTmg = objSSLParameters.getClass().getDeclaredField("x509TrustManager");
                fieldTmg.setAccessible(true);
                result = (TrustManager)fieldTmg.get(objSSLParameters);
            } else {
                Field fieldTmg = objSSLParameters.getClass().getDeclaredField("trustManager");
                fieldTmg.setAccessible(true);
                result = (TrustManager)fieldTmg.get(objSSLParameters);
            }
            return result;
        } catch (Exception e) {
            e.printStackTrace();
        }
        return null;
    }