137 lines
4.7 KiB
Java
137 lines
4.7 KiB
Java
/*
|
|
* Copyright (c) 2001, 2006, 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 java.util.Hashtable;
|
|
import com.sun.jmx.snmp.SnmpEngineId;
|
|
import com.sun.jmx.snmp.SnmpUnknownModelLcdException;
|
|
import com.sun.jmx.snmp.SnmpUnknownSubSystemException;
|
|
/**
|
|
* Class to extend in order to develop a customized Local Configuration Datastore. The Lcd is used by the <CODE>SnmpEngine</CODE> to store and retrieve data.
|
|
*<P> <CODE>SnmpLcd</CODE> manages the Lcds needed by every {@link com.sun.jmx.snmp.internal.SnmpModel SnmpModel}. It is possible to add and remove {@link com.sun.jmx.snmp.internal.SnmpModelLcd SnmpModelLcd}.</P>
|
|
* <p><b>This API is a Sun Microsystems internal API and is subject
|
|
* to change without notice.</b></p>
|
|
* @since 1.5
|
|
*/
|
|
public abstract class SnmpLcd {
|
|
|
|
class SubSysLcdManager {
|
|
private Hashtable<Integer, SnmpModelLcd> models =
|
|
new Hashtable<Integer, SnmpModelLcd>();
|
|
|
|
public void addModelLcd(int id,
|
|
SnmpModelLcd usmlcd) {
|
|
models.put(new Integer(id), usmlcd);
|
|
}
|
|
|
|
public SnmpModelLcd getModelLcd(int id) {
|
|
return models.get(new Integer(id));
|
|
}
|
|
|
|
public SnmpModelLcd removeModelLcd(int id) {
|
|
return models.remove(new Integer(id));
|
|
}
|
|
}
|
|
|
|
|
|
private Hashtable<SnmpSubSystem, SubSysLcdManager> subs =
|
|
new Hashtable<SnmpSubSystem, SubSysLcdManager>();
|
|
|
|
/**
|
|
* Returns the number of time the engine rebooted.
|
|
* @return The number of reboots or -1 if the information is not present in the Lcd.
|
|
*/
|
|
public abstract int getEngineBoots();
|
|
/**
|
|
* Returns the engine Id located in the Lcd.
|
|
* @return The engine Id or null if the information is not present in the Lcd.
|
|
*/
|
|
public abstract String getEngineId();
|
|
|
|
/**
|
|
* Persists the number of reboots.
|
|
* @param i Reboot number.
|
|
*/
|
|
public abstract void storeEngineBoots(int i);
|
|
|
|
/**
|
|
* Persists the engine Id.
|
|
* @param id The engine Id.
|
|
*/
|
|
public abstract void storeEngineId(SnmpEngineId id);
|
|
/**
|
|
* Adds an Lcd model.
|
|
* @param sys The subsytem managing the model.
|
|
* @param id The model Id.
|
|
* @param lcd The Lcd model.
|
|
*/
|
|
public void addModelLcd(SnmpSubSystem sys,
|
|
int id,
|
|
SnmpModelLcd lcd) {
|
|
|
|
SubSysLcdManager subsys = subs.get(sys);
|
|
if( subsys == null ) {
|
|
subsys = new SubSysLcdManager();
|
|
subs.put(sys, subsys);
|
|
}
|
|
|
|
subsys.addModelLcd(id, lcd);
|
|
}
|
|
/**
|
|
* Removes an Lcd model.
|
|
* @param sys The subsytem managing the model.
|
|
* @param id The model Id.
|
|
*/
|
|
public void removeModelLcd(SnmpSubSystem sys,
|
|
int id)
|
|
throws SnmpUnknownModelLcdException, SnmpUnknownSubSystemException {
|
|
|
|
SubSysLcdManager subsys = subs.get(sys);
|
|
if( subsys != null ) {
|
|
SnmpModelLcd lcd = subsys.removeModelLcd(id);
|
|
if(lcd == null) {
|
|
throw new SnmpUnknownModelLcdException("Model : " + id);
|
|
}
|
|
}
|
|
else
|
|
throw new SnmpUnknownSubSystemException(sys.toString());
|
|
}
|
|
|
|
/**
|
|
* Gets an Lcd model.
|
|
* @param sys The subsytem managing the model
|
|
* @param id The model Id.
|
|
* @return The Lcd model or null if no Lcd model were found.
|
|
*/
|
|
public SnmpModelLcd getModelLcd(SnmpSubSystem sys,
|
|
int id) {
|
|
SubSysLcdManager subsys = subs.get(sys);
|
|
|
|
if(subsys == null) return null;
|
|
|
|
return subsys.getModelLcd(id);
|
|
}
|
|
}
|