/*
 *  Copyright 2013 Eric F. Savage, code@efsavage.com
 *
 *   Licensed under the Apache License, Version 2.0 (the "License");
 *   you may not use this file except in compliance with the License.
 *   You may obtain a copy of the License at
 *
 *       http://www.apache.org/licenses/LICENSE-2.0
 *
 *   Unless required by applicable law or agreed to in writing, software
 *   distributed under the License is distributed on an "AS IS" BASIS,
 *   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *   See the License for the specific language governing permissions and
 *   limitations under the License.
 */
package com.ajah.util.net;

import java.net.URI;
import java.net.URISyntaxException;

import com.ajah.util.AjahUtils;

/**
 * Utilities for dealing with URLs and URIs.
 * 
 * @author <a href="http://efsavage.com">Eric F. Savage</a>, <a
 *         href="mailto:code@efsavage.com">code@efsavage.com</a>.
 */
public class URLUtils {

	/**
	 * Returns the hostname portion of a url.
	 * 
	 * @param url
	 *            The URL to parse, required.
	 * @return The hostname of the url, from {@link URI#getHost()}.
	 * @throws URISyntaxException
	 *             If the URI is malformed.
	 */
	public static String getHost(String url) throws URISyntaxException {
		AjahUtils.requireParam(url, "url");
		URI uri = new URI(url);
		String domain = uri.getHost();
		return domain;
	}

	/**
	 * Since URIs are often hard-coded, needing to catch a syntax exception is
	 * mostly unecessary.
	 * 
	 * @param uri
	 *            The URI to construct.
	 * @return The URI.
	 * @throws IllegalArgumentException
	 *             If URISyntaxException is encountered.
	 */
	public static URI getURI(final String uri) {
		try {
			return new URI(uri);
		} catch (URISyntaxException e) {
			throw new IllegalArgumentException("Invalid Syntax: " + uri);
		}
	}

}

@@ -657,16 +657,55 @@
 l.net;%0A%0A
+import java.net.MalformedURLException;%0A
 import j
@@ -717,16 +717,16 @@
 et.URI;%0A
-
 import j
@@ -752,16 +752,37 @@
 ception;
+%0Aimport java.net.URL;
 %0A%0Aimport
@@ -1564,16 +1564,76 @@
 cessary.
+ Do not use this method on dynamically-constructed%0A%09 * URIs.
 %0A%09 * %0A%09 
@@ -1759,16 +1759,23 @@
      If 
+%7B@link 
 URISynta
@@ -1784,16 +1784,17 @@
 xception
+%7D
  is enco
@@ -1920,16 +1920,16 @@
 on e) %7B%0A
-
 %09%09%09throw
@@ -1993,10 +1993,536 @@
 %09%09%7D%0A%09%7D%0A%0A
+%09/**%0A%09 * Since URLs are often hard-coded, needing to catch a syntax exception is%0A%09 * mostly unecessary. Do not use this method on dynamically-constructed%0A%09 * URLs.%0A%09 * %0A%09 * @param url%0A%09 *            The URL to construct.%0A%09 * @return THe URL.%0A%09 * @throws IllegalArgumentException%0A%09 *             If a %7B@link MalformedURLException%7D occured.%0A%09 */%0A%09public static URL getURL(String url) %7B%0A%09%09try %7B%0A%09%09%09return new URL(url);%0A%09%09%7D catch (MalformedURLException e) %7B%0A%09%09%09throw new IllegalArgumentException(%22Malformed URL: %22 + url);%0A%09%09%7D%0A%09%7D%0A%0A
 %7D%0A

Add getURL()