278 * <P>
279 * This method can be used by a server to verify the acceptable
280 * {@code SNIHostName}s. For example,
281 * <pre>
282 * SNIMatcher matcher =
283 * SNIHostName.createSNIMatcher("www\\.example\\.com");
284 * </pre>
285 * will accept the hostname "www.example.com".
286 * <pre>
287 * SNIMatcher matcher =
288 * SNIHostName.createSNIMatcher("www\\.example\\.(com|org)");
289 * </pre>
290 * will accept hostnames "www.example.com" and "www.example.org".
291 *
292 * @param regex
293 * the <a href="{@docRoot}/java/util/regex/Pattern.html#sum">
294 * regular expression pattern</a>
295 * representing the hostname(s) to match
296 * @throws NullPointerException if {@code regex} is
297 * {@code null}
298 * @throws PatternSyntaxException if the regular expression's syntax
299 * is invalid
300 */
301 public static SNIMatcher createSNIMatcher(String regex) {
302 if (regex == null) {
303 throw new NullPointerException(
304 "The regular expression cannot be null");
305 }
306
307 return new SNIHostNameMatcher(regex);
308 }
309
310 // check the validity of the string hostname
311 private void checkHostName() {
312 if (hostname.isEmpty()) {
313 throw new IllegalArgumentException(
314 "Server name value of host_name cannot be empty");
315 }
316
317 if (hostname.endsWith(".")) {
318 throw new IllegalArgumentException(
319 "Server name value of host_name cannot have the trailing dot");
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278 * <P>
279 * This method can be used by a server to verify the acceptable
280 * {@code SNIHostName}s. For example,
281 * <pre>
282 * SNIMatcher matcher =
283 * SNIHostName.createSNIMatcher("www\\.example\\.com");
284 * </pre>
285 * will accept the hostname "www.example.com".
286 * <pre>
287 * SNIMatcher matcher =
288 * SNIHostName.createSNIMatcher("www\\.example\\.(com|org)");
289 * </pre>
290 * will accept hostnames "www.example.com" and "www.example.org".
291 *
292 * @param regex
293 * the <a href="{@docRoot}/java/util/regex/Pattern.html#sum">
294 * regular expression pattern</a>
295 * representing the hostname(s) to match
296 * @throws NullPointerException if {@code regex} is
297 * {@code null}
298 * @throws java.util.regex.PatternSyntaxException if the regular expression's
299 * syntax is invalid
300 */
301 public static SNIMatcher createSNIMatcher(String regex) {
302 if (regex == null) {
303 throw new NullPointerException(
304 "The regular expression cannot be null");
305 }
306
307 return new SNIHostNameMatcher(regex);
308 }
309
310 // check the validity of the string hostname
311 private void checkHostName() {
312 if (hostname.isEmpty()) {
313 throw new IllegalArgumentException(
314 "Server name value of host_name cannot be empty");
315 }
316
317 if (hostname.endsWith(".")) {
318 throw new IllegalArgumentException(
319 "Server name value of host_name cannot have the trailing dot");
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