java忽略ssl证书校验

static {
        try {
            SSLContext sslContext = SSLContext.getInstance("SSL", "SunJSSE");
            sslContext.init(null, new TrustManager[]{new TrustAll()}, new java.security.SecureRandom());
            HostnameVerifier ignoreHostnameVerifier = new HostnameVerifier() {
                public boolean verify(String s, SSLSession sslsession) {
                    return true;
                }
            };
            HttpsURLConnection.setDefaultHostnameVerifier(ignoreHostnameVerifier);
            HttpsURLConnection.setDefaultSSLSocketFactory(sslContext.getSocketFactory());

        } catch (Exception e) {
            e.printStackTrace();
        }
    }
class TrustAll implements X509TrustManager {

    @Override
    public void checkClientTrusted(X509Certificate[] chain, String authType) throws CertificateException {
    }

    @Override
    public void checkServerTrusted(X509Certificate[] chain, String authType) throws CertificateException {
    }

    @Override
    public X509Certificate[] getAcceptedIssuers() {
        return null;
    }
}