protected SSLContext createSSLContext()

in commons-vfs2/src/main/java/org/apache/commons/vfs2/provider/http4/Http4FileProvider.java [302:335]
30 lines of code
10 McCabe index (conditional complexity)

    protected SSLContext createSSLContext(final Http4FileSystemConfigBuilder builder,
            final FileSystemOptions fileSystemOptions) throws FileSystemException {
        try {
            final SSLContextBuilder sslContextBuilder = new SSLContextBuilder();
            sslContextBuilder.setKeyStoreType(builder.getKeyStoreType(fileSystemOptions));

            File keystoreFileObject = null;
            final String keystoreFile = builder.getKeyStoreFile(fileSystemOptions);

            if (!StringUtils.isEmpty(keystoreFile)) {
                keystoreFileObject = new File(keystoreFile);
            }

            if (keystoreFileObject != null && keystoreFileObject.exists()) {
                final String keystorePass = builder.getKeyStorePass(fileSystemOptions);
                final char[] keystorePassChars = keystorePass != null ? keystorePass.toCharArray() : null;
                sslContextBuilder.loadTrustMaterial(keystoreFileObject, keystorePassChars, TrustAllStrategy.INSTANCE);
            } else {
                sslContextBuilder.loadTrustMaterial(TrustAllStrategy.INSTANCE);
            }

            return sslContextBuilder.build();
        } catch (final KeyStoreException e) {
            throw new FileSystemException("Keystore error. " + e.getMessage(), e);
        } catch (final KeyManagementException e) {
            throw new FileSystemException("Cannot retrieve keys. " + e.getMessage(), e);
        } catch (final NoSuchAlgorithmException e) {
            throw new FileSystemException("Algorithm error. " + e.getMessage(), e);
        } catch (final CertificateException e) {
            throw new FileSystemException("Certificate error. " + e.getMessage(), e);
        } catch (final IOException e) {
            throw new FileSystemException("Cannot open key file. " + e.getMessage(), e);
        }
    }