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Diffstat (limited to 'libjava/java/security/acl/Acl.java')
| -rw-r--r-- | libjava/java/security/acl/Acl.java | 153 |
1 files changed, 0 insertions, 153 deletions
diff --git a/libjava/java/security/acl/Acl.java b/libjava/java/security/acl/Acl.java deleted file mode 100644 index ff139afd6c0..00000000000 --- a/libjava/java/security/acl/Acl.java +++ /dev/null @@ -1,153 +0,0 @@ -/* Acl.java -- An access control list - Copyright (C) 1998 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.acl; - -import java.security.Principal; -import java.util.Enumeration; - -/** - * A Java access control list (ACL) is a group of individual ACL entries. - * These entries consist of a <code>Principal</code> and a list of - * permissions this <code>Principal</code> is either granted or denied. - * A given <code>Principal</code> can have at most one positive ACL entry - * (i.e., one that grants permissions) and one negative ACL entry (i.e., one - * that denies permissions). If a given permission is both granted and - * denied, the ACL treats it as if it were never granted or denied. If - * both a <code>Principal</code> and a <code>Group</code> to which the - * <code>Principal</code> belongs have an ACL entry, the permissions for - * the individual <code>Principal</code> take precedence over the - * permissions of the <code>Group</code> if there is a conflict. - * <p> - * Additionally, the ACL interface extends the <code>Owner</code> interface - * and so an ACL has owners. Actions which modify the ACL are restricted - * to owners. - * - * @version 0.0 - * - * @author Aaron M. Renn (arenn@urbanophile.com) - */ -public interface Acl extends Owner -{ - - /** - * This method returns the name of this ACL. - * - * @return The name of this ACL - */ - String getName(); - - /** - * This method sets the name of the ACL - * - * @param caller The <code>Principal</code> requesting the action. - * @param name The new name for this ACL. - * - * @exception NotOwnerException If the caller is not an owner of this ACL. - */ - void setName(Principal caller, String name) - throws NotOwnerException; - - /** - * This method adds the specified entry to the ACL - * - * @param caller The <code>Principal</code> requesting the addition - * @param entry The ACL entry to add - * - * @return <code>true</code> if the entry was added, <code>false</code> - * if there is already an entry of the same type for the - * <code>Principal</code>. - * - * @exception NotOwnerException If the caller is not an owner of this ACL. - */ - boolean addEntry(Principal caller, AclEntry entry) - throws NotOwnerException; - - /** - * This method delets the specified entry from the ACL - * - * @param caller The <code>Principal</code> requesting the deletion. - * @param entry The ACL entry to delete - * - * @return <code>true</code> if the entry was deleted, or <code>false</code> - * if this entry was not part of the ACL to begin with - * - * @exception NotOwnerException If the caller is not an owner of this ACL. - */ - boolean removeEntry(Principal caller, AclEntry entry) - throws NotOwnerException; - - /** - * This method returns a list of all the entries in the ACL as an - * <code>Enumeration</code>. - * - * @return An enumeration of the ACL entries - */ - Enumeration entries(); - - /** - * This method tests whether or not the specified <code>Principal</code> - * has the specified <code>Permission</code> - * - * @param user The <code>Principal</code> to test - * @param perm The <code>Permission</code> to test for - * - * @return <code>true</code> if the user has been granted the permission, - * <code>false</code> otherwise - */ - boolean checkPermission(Principal user, Permission perm); - - /** - * This method returns a list of <code>Permission</code>'s that are granted - * to a particular <code>Principal</code>. This includes any permissions - * that are granted to <code>Group</code>'s to which the <code>Principal</code> - * belongs unless they are overridden by a negative ACL. This permission - * list is returned as an <code>Enumeration</code>. - * - * @param user The <code>Principal</code> to retrieve permissions for. - * - * @return A list of permissions for the <code>Principal</code>. - */ - Enumeration getPermissions(Principal user); - - /** - * This method returns the ACL as a <code>String</code> - * - * @return A <code>String</code> representation of this ACL - */ - String toString(); -} |
