| /* |
| * Copyright (c) 2003, 2011, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| package sun.net.www.protocol.http; |
| |
| import java.util.LinkedList; |
| import java.util.ListIterator; |
| import java.util.HashMap; |
| |
| /** |
| * @author Michael McMahon |
| */ |
| |
| public class AuthCacheImpl implements AuthCache { |
| HashMap<String,LinkedList<AuthCacheValue>> hashtable; |
| |
| public AuthCacheImpl () { |
| hashtable = new HashMap<String,LinkedList<AuthCacheValue>>(); |
| } |
| |
| public void setMap (HashMap<String,LinkedList<AuthCacheValue>> map) { |
| hashtable = map; |
| } |
| |
| // put a value in map according to primary key + secondary key which |
| // is the path field of AuthenticationInfo |
| |
| public synchronized void put (String pkey, AuthCacheValue value) { |
| LinkedList<AuthCacheValue> list = hashtable.get (pkey); |
| String skey = value.getPath(); |
| if (list == null) { |
| list = new LinkedList<AuthCacheValue>(); |
| hashtable.put(pkey, list); |
| } |
| // Check if the path already exists or a super-set of it exists |
| ListIterator<AuthCacheValue> iter = list.listIterator(); |
| while (iter.hasNext()) { |
| AuthenticationInfo inf = (AuthenticationInfo)iter.next(); |
| if (inf.path == null || inf.path.startsWith (skey)) { |
| iter.remove (); |
| } |
| } |
| iter.add(value); |
| } |
| |
| // get a value from map checking both primary |
| // and secondary (urlpath) key |
| |
| public synchronized AuthCacheValue get (String pkey, String skey) { |
| AuthenticationInfo result = null; |
| LinkedList<AuthCacheValue> list = hashtable.get (pkey); |
| if (list == null || list.size() == 0) { |
| return null; |
| } |
| if (skey == null) { |
| // list should contain only one element |
| return (AuthenticationInfo)list.get (0); |
| } |
| ListIterator<AuthCacheValue> iter = list.listIterator(); |
| while (iter.hasNext()) { |
| AuthenticationInfo inf = (AuthenticationInfo)iter.next(); |
| if (skey.startsWith (inf.path)) { |
| return inf; |
| } |
| } |
| return null; |
| } |
| |
| public synchronized void remove (String pkey, AuthCacheValue entry) { |
| LinkedList<AuthCacheValue> list = hashtable.get (pkey); |
| if (list == null) { |
| return; |
| } |
| if (entry == null) { |
| list.clear(); |
| return; |
| } |
| ListIterator<AuthCacheValue> iter = list.listIterator (); |
| while (iter.hasNext()) { |
| AuthenticationInfo inf = (AuthenticationInfo)iter.next(); |
| if (entry.equals(inf)) { |
| iter.remove (); |
| } |
| } |
| } |
| } |