--- a/jdk/src/java.security.acl/share/classes/sun/security/acl/AclEntryImpl.java Thu Feb 05 15:42:09 2015 -0800
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,181 +0,0 @@
-/*
- * Copyright (c) 1996, 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.security.acl;
-
-import java.util.*;
-import java.security.Principal;
-import java.security.acl.*;
-
-/**
- * This is a class that describes one entry that associates users
- * or groups with permissions in the ACL.
- * The entry may be used as a way of granting or denying permissions.
- * @author Satish Dharmaraj
- */
-public class AclEntryImpl implements AclEntry {
- private Principal user = null;
- private Vector<Permission> permissionSet = new Vector<>(10, 10);
- private boolean negative = false;
-
- /**
- * Construct an ACL entry that associates a user with permissions
- * in the ACL.
- * @param user The user that is associated with this entry.
- */
- public AclEntryImpl(Principal user) {
- this.user = user;
- }
-
- /**
- * Construct a null ACL entry
- */
- public AclEntryImpl() {
- }
-
- /**
- * Sets the principal in the entity. If a group or a
- * principal had already been set, a false value is
- * returned, otherwise a true value is returned.
- * @param user The user that is associated with this entry.
- * @return true if the principal is set, false if there is
- * one already.
- */
- public boolean setPrincipal(Principal user) {
- if (this.user != null)
- return false;
- this.user = user;
- return true;
- }
-
- /**
- * This method sets the ACL to have negative permissions.
- * That is the user or group is denied the permission set
- * specified in the entry.
- */
- public void setNegativePermissions() {
- negative = true;
- }
-
- /**
- * Returns true if this is a negative ACL.
- */
- public boolean isNegative() {
- return negative;
- }
-
- /**
- * A principal or a group can be associated with multiple
- * permissions. This method adds a permission to the ACL entry.
- * @param permission The permission to be associated with
- * the principal or the group in the entry.
- * @return true if the permission was added, false if the
- * permission was already part of the permission set.
- */
- public boolean addPermission(Permission permission) {
-
- if (permissionSet.contains(permission))
- return false;
-
- permissionSet.addElement(permission);
-
- return true;
- }
-
- /**
- * The method disassociates the permission from the Principal
- * or the Group in this ACL entry.
- * @param permission The permission to be disassociated with
- * the principal or the group in the entry.
- * @return true if the permission is removed, false if the
- * permission is not part of the permission set.
- */
- public boolean removePermission(Permission permission) {
- return permissionSet.removeElement(permission);
- }
-
- /**
- * Checks if the passed permission is part of the allowed
- * permission set in this entry.
- * @param permission The permission that has to be part of
- * the permission set in the entry.
- * @return true if the permission passed is part of the
- * permission set in the entry, false otherwise.
- */
- public boolean checkPermission(Permission permission) {
- return permissionSet.contains(permission);
- }
-
- /**
- * return an enumeration of the permissions in this ACL entry.
- */
- public Enumeration<Permission> permissions() {
- return permissionSet.elements();
- }
-
- /**
- * Return a string representation of the contents of the ACL entry.
- */
- public String toString() {
- StringBuffer s = new StringBuffer();
- if (negative)
- s.append("-");
- else
- s.append("+");
- if (user instanceof Group)
- s.append("Group.");
- else
- s.append("User.");
- s.append(user + "=");
- Enumeration<Permission> e = permissions();
- while(e.hasMoreElements()) {
- Permission p = e.nextElement();
- s.append(p);
- if (e.hasMoreElements())
- s.append(",");
- }
- return new String(s);
- }
-
- /**
- * Clones an AclEntry.
- */
- @SuppressWarnings("unchecked") // Safe casts assuming clone() works correctly
- public synchronized Object clone() {
- AclEntryImpl cloned;
- cloned = new AclEntryImpl(user);
- cloned.permissionSet = (Vector<Permission>) permissionSet.clone();
- cloned.negative = negative;
- return cloned;
- }
-
- /**
- * Return the Principal associated in this ACL entry.
- * The method returns null if the entry uses a group
- * instead of a principal.
- */
- public Principal getPrincipal() {
- return user;
- }
-}