| /* IdentityScope.java --- IdentityScope Class |
| Copyright (C) 1999 Free Software Foundation, Inc. |
| |
| This file is part of GNU Classpath. |
| |
| GNU Classpath is free software; you can redistribute it and/or modify |
| it under the terms of the GNU General Public License as published by |
| the Free Software Foundation; either version 2, or (at your option) |
| any later version. |
| |
| GNU Classpath 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 for more details. |
| |
| You should have received a copy of the GNU General Public License |
| along with GNU Classpath; see the file COPYING. If not, write to the |
| Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA |
| 02111-1307 USA. |
| |
| Linking this library statically or dynamically with other modules is |
| making a combined work based on this library. Thus, the terms and |
| conditions of the GNU General Public License cover the whole |
| combination. |
| |
| As a special exception, the copyright holders of this library give you |
| permission to link this library with independent modules to produce an |
| executable, regardless of the license terms of these independent |
| modules, and to copy and distribute the resulting executable under |
| terms of your choice, provided that you also meet, for each linked |
| independent module, the terms and conditions of the license of that |
| module. An independent module is a module which is not derived from |
| or based on this library. If you modify this library, you may extend |
| this exception to your version of the library, but you are not |
| obligated to do so. If you do not wish to do so, delete this |
| exception statement from your version. */ |
| |
| package java.security; |
| import java.util.Enumeration; |
| |
| /** |
| IdentityScope represents a scope of an identity. IdentityScope |
| is also an Identity and can have a name and scope along with |
| the other qualitites identities posses. |
| |
| An IdentityScope contains other Identity objects. All Identity |
| objects are manipulated in the scope the same way. The scope |
| is suppose to apply different scope to different type of |
| Identities. |
| |
| No identity within the same scope can have the same public key. |
| |
| @since JDK 1.1 |
| |
| @deprecated Use java.security.KeyStore, the java.security.cert |
| package, and java.security.Principal. |
| |
| @author Mark Benvenuto |
| */ |
| public abstract class IdentityScope extends Identity |
| { |
| private static IdentityScope systemScope = null; |
| |
| /** |
| Creates a new instance of IdentityScope from Serialized Data |
| */ |
| protected IdentityScope() |
| { |
| super(); |
| } |
| |
| /** |
| Creates a new instance of IdentityScope with the specified name |
| and no scope. |
| |
| @param name the name to use |
| */ |
| public IdentityScope(String name) |
| { |
| super(name); |
| } |
| |
| /** |
| Creates a new instance of IdentityScope with the specified name |
| and IdentityScope. |
| |
| @param name the name to use |
| @param scope the scope to use |
| |
| @throws KeyManagementException if the identity scope is already |
| present |
| */ |
| public IdentityScope(String name, IdentityScope scope) |
| throws KeyManagementException |
| { |
| super(name, scope); |
| } |
| |
| /** |
| Gets the system's Scope. |
| */ |
| public static IdentityScope getSystemScope() |
| { |
| if (systemScope == null) |
| { |
| //Load it |
| //systemScope; |
| } |
| return systemScope; |
| } |
| |
| /** |
| Sets the scope of the system. |
| |
| This class checks the security manager with the call |
| checkSecurityAccess with "setSystemScope". |
| |
| @param scope the new sustem scope |
| |
| @throws SecurityException - if the security manager denies |
| access to "setSystemScope" |
| */ |
| protected static void setSystemScope(IdentityScope scope) |
| { |
| SecurityManager sm = System.getSecurityManager(); |
| if (sm != null) |
| sm.checkSecurityAccess("setSystemScope"); |
| |
| systemScope = scope; |
| } |
| |
| /** |
| Gets the number of entries within this IdentityScope. |
| |
| @returns the number of entries |
| */ |
| public abstract int size(); |
| |
| /** |
| Gets the specified Identity within this scope |
| by specified name. |
| |
| @param name name of Identity to get |
| |
| @returns an identity representing the name or null if it |
| cannot be found |
| */ |
| public abstract Identity getIdentity(String name); |
| |
| /** |
| Gets the specified Identity within this scope |
| by the specified Principal. |
| |
| @param principal The Principal of the Identity to get |
| |
| @returns an identity representing the principal or null if it |
| cannot be found |
| */ |
| public Identity getIdentity(Principal principal) |
| { |
| return getIdentity(principal.getName()); |
| } |
| |
| /** |
| Gets the specified Identity within this scope |
| by the specified public key. |
| |
| @param key the PublicKey of the Identity to get |
| |
| @returns an identity representing the public key or null if it |
| cannot be found |
| */ |
| public abstract Identity getIdentity(PublicKey key); |
| |
| /** |
| Adds an identity to his scope. |
| |
| @param identity the identity to add |
| |
| @throws KeyManagementException if it is an invalid identity, |
| an identity with the same key exists, or another error |
| occurs. |
| */ |
| public abstract void addIdentity(Identity identity) |
| throws KeyManagementException; |
| |
| /** |
| Removes an identity to his scope. |
| |
| @param identity the identity to remove |
| |
| @throws KeyManagementException if it is a missing identity, |
| or another error occurs. |
| */ |
| public abstract void removeIdentity(Identity identity) |
| throws KeyManagementException; |
| |
| /** |
| Returns an Enumeration of identities. |
| |
| @returns an enumeration of the identities. |
| */ |
| public abstract Enumeration identities(); |
| |
| /** |
| Returns a string representing this IdentityScope. |
| It includes the name, the scope name, and number of identities. |
| |
| @returns a string representing this IdentityScope. |
| */ |
| public String toString() |
| { |
| return (super.getName() + " " + super.getScope().getName() |
| + " " + size()); |
| } |
| } |