Showing the changes to java/pkg/sun/net/util/URLUtil.java (1 of 18352 files). Show all
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| 1 | +/* | |
| 2 | + * Copyright (c) 2009, Oracle and/or its affiliates. All rights reserved. | |
| 3 | + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | |
| 4 | + * | |
| 5 | + * This code is free software; you can redistribute it and/or modify it | |
| 6 | + * under the terms of the GNU General Public License version 2 only, as | |
| 7 | + * published by the Free Software Foundation. Oracle designates this | |
| 8 | + * particular file as subject to the "Classpath" exception as provided | |
| 9 | + * by Oracle in the LICENSE file that accompanied this code. | |
| 10 | + * | |
| 11 | + * This code is distributed in the hope that it will be useful, but WITHOUT | |
| 12 | + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 13 | + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 14 | + * version 2 for more details (a copy is included in the LICENSE file that | |
| 15 | + * accompanied this code). | |
| 16 | + * | |
| 17 | + * You should have received a copy of the GNU General Public License version | |
| 18 | + * 2 along with this work; if not, write to the Free Software Foundation, | |
| 19 | + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
| 20 | + * | |
| 21 | + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA | |
| 22 | + * or visit www.oracle.com if you need additional information or have any | |
| 23 | + * questions. | |
| 24 | + */ | |
| 25 | + | |
| 26 | +package sun.net.util; | |
| 27 | + | |
| 28 | +import java.net.URL; | |
| 29 | + | |
| 30 | +/** | |
| 31 | + * URL Utility class. | |
| 32 | + */ | |
| 33 | +public class URLUtil { | |
| 34 | + /** | |
| 35 | + * Returns a string form of the url suitable for use as a key in HashMap/Sets. | |
| 36 | + * | |
| 37 | + * The string form should be behave in the same manner as the URL when | |
| 38 | + * compared for equality in a HashMap/Set, except that no nameservice | |
| 39 | + * lookup is done on the hostname (only string comparison), and the fragment | |
| 40 | + * is not considered. | |
| 41 | + * | |
| 42 | + * @see java.net.URLStreamHandler.sameFile(java.net.URL) | |
| 43 | + */ | |
| 44 | + public static String urlNoFragString(URL url) { | |
| 45 | + StringBuilder strForm = new StringBuilder(); | |
| 46 | + | |
| 47 | + String protocol = url.getProtocol(); | |
| 48 | + if (protocol != null) { | |
| 49 | + /* protocol is compared case-insensitive, so convert to lowercase */ | |
| 50 | + protocol = protocol.toLowerCase(); | |
| 51 | + strForm.append(protocol); | |
| 52 | + strForm.append("://"); | |
| 53 | + } | |
| 54 | + | |
| 55 | + String host = url.getHost(); | |
| 56 | + if (host != null) { | |
| 57 | + /* host is compared case-insensitive, so convert to lowercase */ | |
| 58 | + host = host.toLowerCase(); | |
| 59 | + strForm.append(host); | |
| 60 | + | |
| 61 | + int port = url.getPort(); | |
| 62 | + if (port == -1) { | |
| 63 | + /* if no port is specificed then use the protocols | |
| 64 | + * default, if there is one */ | |
| 65 | + port = url.getDefaultPort(); | |
| 66 | + } | |
| 67 | + if (port != -1) { | |
| 68 | + strForm.append(":").append(port); | |
| 69 | + } | |
| 70 | + } | |
| 71 | + | |
| 72 | + String file = url.getFile(); | |
| 73 | + if (file != null) { | |
| 74 | + strForm.append(file); | |
| 75 | + } | |
| 76 | + | |
| 77 | + return strForm.toString(); | |
| 78 | + } | |
| 79 | +} | |
| 80 | + | |