/*
* Copyright (c) 2001, 2003, 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
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*/
package com.sun.jmx.snmp;
// java import
//
import java.util.Enumeration;
import java.net.InetAddress;
/**
* Defines the user based ACL used by the SNMP protocol adaptor.
* <p>
* <p><b>This API is a Sun Microsystems internal API and is subject
* to change without notice.</b></p>
* @since 1.5
*/
public interface UserAcl {
/**
* Returns the name of the ACL.
*
* @return The name of the ACL.
*/
public String getName();
/**
* Checks whether or not the specified user has <CODE>READ</CODE> access.
*
* @param user The user name to check.
*
* @return <CODE>true</CODE> if the host has read permission, <CODE>false</CODE> otherwise.
*/
public boolean checkReadPermission(String user);
/**
* Checks whether or not the specified user and context name have <CODE>READ</CODE> access.
*
* @param user The user name to check.
* @param contextName The context name associated with the user.
* @param securityLevel The request security level.
* @return <CODE>true</CODE> if the pair (user, context) has read permission, <CODE>false</CODE> otherwise.
*/
public boolean checkReadPermission(String user, String contextName, int securityLevel);
/**
* Checks whether or not a context name is defined.
*
* @param contextName The context name to check.
*
* @return <CODE>true</CODE> if the context is known, <CODE>false</CODE> otherwise.
*/
public boolean checkContextName(String contextName);
/**
* Checks whether or not the specified user has <CODE>WRITE</CODE> access.
*
* @param user The user to check.
*
* @return <CODE>true</CODE> if the user has write permission, <CODE>false</CODE> otherwise.
*/
public boolean checkWritePermission(String user);
/**
* Checks whether or not the specified user and context name have <CODE>WRITE</CODE> access.
*
* @param user The user name to check.
* @param contextName The context name associated with the user.
* @param securityLevel The request security level.
* @return <CODE>true</CODE> if the pair (user, context) has write permission, <CODE>false</CODE> otherwise.
*/
public boolean checkWritePermission(String user, String contextName, int securityLevel);
}