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PC World Komputer 1995 November
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authenticationinfo.java
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1995-08-11
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/*
* @(#)AuthenticationInfo.java 1.4 95/02/16 Jonathan Payne
*
* Copyright (c) 1994 Sun Microsystems, Inc. All Rights Reserved.
*
* Permission to use, copy, modify, and distribute this software
* and its documentation for NON-COMMERCIAL purposes and without
* fee is hereby granted provided that this copyright notice
* appears in all copies. Please refer to the file "copyright.html"
* for further important copyright and licensing information.
*
* SUN MAKES NO REPRESENTATIONS OR WARRANTIES ABOUT THE SUITABILITY OF
* THE SOFTWARE, EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED
* TO THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
* PARTICULAR PURPOSE, OR NON-INFRINGEMENT. SUN SHALL NOT BE LIABLE FOR
* ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR
* DISTRIBUTING THIS SOFTWARE OR ITS DERIVATIVES.
*/
package net.www.http;
import net.www.html.URL;
import java.util.Hashtable;
public class AuthenticationInfo {
String host;
int port;
String realm;
String auth;
static Hashtable cache = new Hashtable();
public static void cacheInfo(AuthenticationInfo info) {
cache.put(info, info);
}
public static void uncacheInfo(AuthenticationInfo info) {
cache.remove(info);
}
public static AuthenticationInfo getAuth(URL url, String realm) {
AuthenticationInfo info = (AuthenticationInfo)
cache.get(new AuthenticationInfo(url.host, url.getPort(), realm));
return info;
}
public AuthenticationInfo(String host, int port, String realm) {
this.host = host;
this.port = port;
this.realm = realm;
}
public AuthenticationInfo(String host, int port, String realm, String auth) {
this(host, port, realm);
this.auth = auth;
cacheInfo(this);
}
public int hashCode() {
return host.hashCode() ^ port ^ realm.hashCode();
}
public boolean equals(Object o) {
if (o instanceof AuthenticationInfo) {
AuthenticationInfo i = (AuthenticationInfo) o;
return i.host.equals(host) && i.port == port &&
i.realm.equals(realm);
}
return false;
}
public String toString() {
return "AuthenticationInfo[" + realm + "@" + host + ":" + port + "]";
}
}