How to fix unsafe implementation of X509TrustManager in Android app

Question

Google has advised that I have an unsafe implementation of the interface X509TrustManager in my Android application and need to change my code as follows:

Answer 1

I have solved this using the following code:

public void checkServerTrusted(X509Certificate[] chain, String authType) throws CertificateException {
                try {
                    chain[0].checkValidity();
                } catch (Exception e) {
                    throw new CertificateException("Certificate not valid or trusted.");
                }
            }