/* * 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 * or visit www.oracle.com if you need additional information or have any * questions. */package com.sun.jmx.snmp.internal; import com.sun.jmx.snmp.SnmpStatusException;import com.sun.jmx.snmp.SnmpOid;import com.sun.jmx.snmp.SnmpPdu;/** * Access Control Model interface. Every access control model must implement this interface in order to be integrated in the engine based framework. * <p><b>This API is a Sun Microsystems internal API  and is subject * to change without notice.</b></p> * @since 1.5 */public interface SnmpAccessControlModel extends SnmpModel {    /**     * Method called by the dispatcher in order to control the access at an <CODE>SnmpOid</CODE> Level. If access is not allowed, an <CODE>SnmpStatusException</CODE> is thrown.     * This method is called after the <CODE>checkPduAccess</CODE> pdu based method.     * @param version The SNMP protocol version number.     * @param principal The request principal.     * @param securityLevel The request security level as defined in <CODE>SnmpEngine</CODE>.     * @param pduType The pdu type (get, set, ...).     * @param securityModel The security model ID.     * @param contextName The access control context name.     * @param oid The OID to check.     */    public void checkAccess(int version,                            String principal,                            int securityLevel,                            int pduType,                            int securityModel,                            byte[] contextName,                            SnmpOid oid)        throws SnmpStatusException;    /**     * Method called by the dispatcher in order to control the access at an SNMP pdu Level. If access is not allowed, an <CODE>SnmpStatusException</CODE> is thrown. In case of exception, the access control is aborted. OIDs are not checked.     * This method should be called prior to the <CODE>checkAccess</CODE> OID based method.     * @param version The SNMP protocol version number.     * @param principal The request principal.     * @param securityLevel The request security level as defined in <CODE>SnmpEngine</CODE>.     * @param pduType The pdu type (get, set, ...).     * @param securityModel The security model ID.     * @param contextName The access control context name.     * @param pdu The pdu to check.     */    public void checkPduAccess(int version,                               String principal,                               int securityLevel,                               int pduType,                               int securityModel,                               byte[] contextName,                               SnmpPdu pdu)        throws SnmpStatusException;     /**     * Enable SNMP V1 and V2 set requests. Be aware that can lead to a security hole in a context of SNMP V3 management. By default SNMP V1 and V2 set requests are not authorized.     * @return boolean True the activation suceeded.     */    public boolean enableSnmpV1V2SetRequest();    /**     * Disable SNMP V1 and V2 set requests. By default SNMP V1 and V2 set requests are not authorized.     * @return boolean True the deactivation suceeded.     */    public boolean disableSnmpV1V2SetRequest();     /**     * The SNMP V1 and V2 set requests authorization status. By default SNMP V1 and V2 set requests are not authorized.     * @return boolean True SNMP V1 and V2 requests are authorized.     */    public boolean isSnmpV1V2SetRequestAuthorized();}