org.springframework.security.acls.model.AccessControlEntry.java Source code

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Here is the source code for org.springframework.security.acls.model.AccessControlEntry.java

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/*
 * Copyright 2004, 2005, 2006 Acegi Technology Pty Limited
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      https://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.springframework.security.acls.model;

import java.io.Serializable;

/**
 * Represents an individual permission assignment within an {@link Acl}.
 *
 * <p>
 * Instances MUST be immutable, as they are returned by <code>Acl</code> and should not
 * allow client modification.
 * </p>
 *
 * @author Ben Alex
 *
 */
public interface AccessControlEntry extends Serializable {
    // ~ Methods
    // ========================================================================================================

    Acl getAcl();

    /**
     * Obtains an identifier that represents this ACE.
     *
     * @return the identifier, or <code>null</code> if unsaved
     */
    Serializable getId();

    Permission getPermission();

    Sid getSid();

    /**
     * Indicates the permission is being granted to the relevant Sid. If false,
     * indicates the permission is being revoked/blocked.
     *
     * @return true if being granted, false otherwise
     */
    boolean isGranting();
}