| /* IdentityScope.java --- IdentityScope Class |
| Copyright (C) 1999, 2003, 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., 51 Franklin Street, Fifth Floor, Boston, MA |
| 02110-1301 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; |
| |
| /** |
| * <code>IdentityScope</code> represents a scope of an identity. |
| * <code>IdentityScope</code> is also an {@link Identity} and can have a name |
| * and scope along with the other qualitites identities possess. |
| * |
| * <p>An <code>IdentityScope</code> contains other {@link Identity} objects. |
| * All {@link Identity} objects are manipulated in the scope the same way. The |
| * scope is supposed to apply different scope to different type of |
| * Identities.</p> |
| * |
| * <p>No identity within the same scope can have the same public key.</p> |
| * |
| * @author Mark Benvenuto |
| * @see Identity |
| * @see Signer |
| * @see Principal |
| * @see Key |
| * @deprecated Use java.security.KeyStore, the java.security.cert package, and |
| * java.security.Principal. |
| */ |
| public abstract class IdentityScope extends Identity |
| { |
| private static final long serialVersionUID = -2337346281189773310L; |
| private static IdentityScope systemScope; |
| |
| /** Constructor for serialization purposes. */ |
| protected IdentityScope() |
| { |
| super(); |
| } |
| |
| /** |
| * Constructs a new instance of <code>IdentityScope</code> with the |
| * specified name and no scope. |
| * |
| * @param name |
| * the name to use. |
| */ |
| public IdentityScope(String name) |
| { |
| super(name); |
| } |
| |
| /** |
| * Constructs a new instance of <code>IdentityScope</code> with the |
| * specified name and {@link 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); |
| } |
| |
| /** |
| * Returns the system's Scope. |
| * |
| * @return the system's Scope. |
| */ |
| public static IdentityScope getSystemScope() |
| { |
| if (systemScope == null) |
| { |
| //Load it |
| //systemScope; |
| } |
| return systemScope; |
| } |
| |
| /** |
| * Sets the scope of the system. |
| * |
| * @param scope |
| * the new system scope. |
| * @throws SecurityException |
| * if a {@link SecurityManager} is installed which disallows this |
| * operation. |
| */ |
| protected static void setSystemScope(IdentityScope scope) |
| { |
| SecurityManager sm = System.getSecurityManager(); |
| if (sm != null) |
| sm.checkSecurityAccess("setSystemScope"); |
| |
| systemScope = scope; |
| } |
| |
| /** |
| * Returns the number of entries within this <code>IdentityScope</code>. |
| * |
| * @return the number of entries within this <code>IdentityScope</code>. |
| */ |
| public abstract int size(); |
| |
| /** |
| * Returns the specified {@link Identity}, by name, within this scope. |
| * |
| * @param name |
| * name of {@link Identity} to get. |
| * @return an {@link Identity} representing the name or <code>null</code> if |
| * it cannot be found. |
| */ |
| public abstract Identity getIdentity(String name); |
| |
| /** |
| * Returns the specified {@link Identity}, by {@link Principal}, within this |
| * scope. |
| * |
| * @param principal |
| * the {@link Principal} to use. |
| * @return an identity representing the {@link Principal} or <code>null</code> |
| * if it cannot be found. |
| */ |
| public Identity getIdentity(Principal principal) |
| { |
| return getIdentity(principal.getName()); |
| } |
| |
| /** |
| * Returns the specified {@link Identity}, by public key, within this scope. |
| * |
| * @param key |
| * the {@link PublicKey} to use. |
| * @return an identity representing the public key or <code>null</code> if |
| * it cannot be found. |
| */ |
| public abstract Identity getIdentity(PublicKey key); |
| |
| /** |
| * Adds an identity to his scope. |
| * |
| * @param identity |
| * the {@link Identity} to add. |
| * @throws KeyManagementException |
| * if it is an invalid identity, an identity with the same key |
| * exists, or if another error occurs. |
| */ |
| public abstract void addIdentity(Identity identity) |
| throws KeyManagementException; |
| |
| /** |
| * Removes an identity in this scope. |
| * |
| * @param identity |
| * the {@link Identity} to remove. |
| * @throws KeyManagementException |
| * if it is a missing identity, or if another error occurs. |
| */ |
| public abstract void removeIdentity(Identity identity) |
| throws KeyManagementException; |
| |
| /** |
| * Returns an {@link Enumeration} of identities in this scope. |
| * |
| * @return an {@link Enumeration} of the identities in this scope. |
| */ |
| public abstract Enumeration identities(); |
| |
| /** |
| * Returns a string representing this instance. It includes the name, the |
| * scope name, and number of identities. |
| * |
| * @return a string representation of this instance. |
| */ |
| public String toString() |
| { |
| return (super.getName() + " " + super.getScope().getName() + " " + size()); |
| } |
| } |