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| 1 | /* | ||
| 2 | * Copyright (c) 2000, 2003, Oracle and/or its affiliates. All rights reserved. | ||
| 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | ||
| 4 | * | ||
| 5 | * This code is free software; you can redistribute it and/or modify it | ||
| 6 | * under the terms of the GNU General Public License version 2 only, as | ||
| 7 | * published by the Free Software Foundation. Oracle designates this | ||
| 8 | * particular file as subject to the "Classpath" exception as provided | ||
| 9 | * by Oracle in the LICENSE file that accompanied this code. | ||
| 10 | * | ||
| 11 | * This code is distributed in the hope that it will be useful, but WITHOUT | ||
| 12 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | ||
| 13 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | ||
| 14 | * version 2 for more details (a copy is included in the LICENSE file that | ||
| 15 | * accompanied this code). | ||
| 16 | * | ||
| 17 | * You should have received a copy of the GNU General Public License version | ||
| 18 | * 2 along with this work; if not, write to the Free Software Foundation, | ||
| 19 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | ||
| 20 | * | ||
| 21 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA | ||
| 22 | * or visit www.oracle.com if you need additional information or have any | ||
| 23 | * questions. | ||
| 24 | */ | ||
| 25 | |||
| 26 | package com.sun.jmx.snmp.agent; | ||
| 27 | |||
| 28 | |||
| 29 | // java imports | ||
| 30 | // | ||
| 31 | import java.util.Vector; | ||
| 32 | import java.util.Enumeration; | ||
| 33 | import java.util.Iterator; | ||
| 34 | |||
| 35 | // jmx imports | ||
| 36 | // | ||
| 37 | import javax.management.AttributeList; | ||
| 38 | import javax.management.Attribute; | ||
| 39 | import javax.management.MBeanException; | ||
| 40 | import javax.management.MBeanServer; | ||
| 41 | import javax.management.ObjectName; | ||
| 42 | import javax.management.ReflectionException; | ||
| 43 | import javax.management.InstanceNotFoundException; | ||
| 44 | import javax.management.InvalidAttributeValueException; | ||
| 45 | import javax.management.InstanceAlreadyExistsException; | ||
| 46 | import javax.management.MBeanRegistrationException; | ||
| 47 | import javax.management.NotCompliantMBeanException; | ||
| 48 | import javax.management.RuntimeOperationsException; | ||
| 49 | import com.sun.jmx.snmp.SnmpOid; | ||
| 50 | import com.sun.jmx.snmp.SnmpValue; | ||
| 51 | import com.sun.jmx.snmp.SnmpVarBind; | ||
| 52 | import com.sun.jmx.snmp.SnmpStatusException; | ||
| 53 | |||
| 54 | |||
| 55 | /** | ||
| 56 | * <p> | ||
| 57 | * This class is a utility class that transforms SNMP GET / SET requests | ||
| 58 | * into standard JMX getAttributes() setAttributes() requests. | ||
| 59 | * </p> | ||
| 60 | * | ||
| 61 | * <p> | ||
| 62 | * The transformation relies on the metadata information provided by the | ||
| 63 | * {@link com.sun.jmx.snmp.agent.SnmpGenericMetaServer} object which is | ||
| 64 | * passed as the first parameter to every method. This SnmpGenericMetaServer | ||
| 65 | * object is usually a Metadata object generated by <code>mibgen</code>. | ||
| 66 | * </p> | ||
| 67 | * | ||
| 68 | * <p><b><i> | ||
| 69 | * This class is used internally by mibgen generated metadata objects and | ||
| 70 | * you should never need to use it directly. | ||
| 71 | * </b></i></p> | ||
| 72 | * <p><b>This API is a Sun Microsystems internal API and is subject | ||
| 73 | * to change without notice.</b></p> | ||
| 74 | **/ | ||
| 75 | |||
| 76 | public class SnmpGenericObjectServer { | ||
| 77 | |||
| 78 | // ---------------------------------------------------------------------- | ||
| 79 | // | ||
| 80 | // Protected variables | ||
| 81 | // | ||
| 82 | // ---------------------------------------------------------------------- | ||
| 83 | |||
| 84 | /** | ||
| 85 | * The MBean server through which the MBeans will be accessed. | ||
| 86 | **/ | ||
| 87 | protected final MBeanServer server; | ||
| 88 | |||
| 89 | // ---------------------------------------------------------------------- | ||
| 90 | // | ||
| 91 | // Constructors | ||
| 92 | // | ||
| 93 | // ---------------------------------------------------------------------- | ||
| 94 | |||
| 95 | /** | ||
| 96 | * Builds a new SnmpGenericObjectServer. Usually there will be a single | ||
| 97 | * object of this type per MIB. | ||
| 98 | * | ||
| 99 | * @param server The MBeanServer in which the MBean accessed by this | ||
| 100 | * MIB are registered. | ||
| 101 | **/ | ||
| 102 | public SnmpGenericObjectServer(MBeanServer server) { | ||
| 103 | this.server = server; | ||
| 104 | } | ||
| 105 | |||
| 106 | /** | ||
| 107 | * Execute an SNMP GET request. | ||
| 108 | * | ||
| 109 | * <p> | ||
| 110 | * This method first builds the list of attributes that need to be | ||
| 111 | * retrieved from the MBean and then calls getAttributes() on the | ||
| 112 | * MBean server. Then it updates the SnmpMibSubRequest with the values | ||
| 113 | * retrieved from the MBean. | ||
| 114 | * </p> | ||
| 115 | * | ||
| 116 | * <p> | ||
| 117 | * The SNMP metadata information is obtained through the given | ||
| 118 | * <code>meta</code> object, which usually is an instance of a | ||
| 119 | * <code>mibgen</code> generated class. | ||
| 120 | * </p> | ||
| 121 | * | ||
| 122 | * <p><b><i> | ||
| 123 | * This method is called internally by <code>mibgen</code> generated | ||
| 124 | * objects and you should never need to call it directly. | ||
| 125 | * </i></b></p> | ||
| 126 | * | ||
| 127 | * @param meta The metadata object impacted by the subrequest | ||
| 128 | * @param name The ObjectName of the MBean impacted by this subrequest | ||
| 129 | * @param req The SNMP subrequest to execute on the MBean | ||
| 130 | * @param depth The depth of the SNMP object in the OID tree. | ||
| 131 | * | ||
| 132 | * @exception SnmpStatusException whenever an SNMP exception must be | ||
| 133 | * raised. Raising an exception will abort the request.<br> | ||
| 134 | * Exceptions should never be raised directly, but only by means of | ||
| 135 | * <code> | ||
| 136 | * req.registerGetException(<i>VariableId</i>,<i>SnmpStatusException</i>) | ||
| 137 | * </code> | ||
| 138 | **/ | ||
| 139 | public void get(SnmpGenericMetaServer meta, ObjectName name, | ||
| 140 | SnmpMibSubRequest req, int depth) | ||
| 141 | throws SnmpStatusException { | ||
| 142 | |||
| 143 | // java.lang.System.out.println(">>>>>>>>> GET " + name); | ||
| 144 | |||
| 145 | final int size = req.getSize(); | ||
| 146 | final Object data = req.getUserData(); | ||
| 147 | final String[] nameList = new String[size]; | ||
| 148 | final SnmpVarBind[] varList = new SnmpVarBind[size]; | ||
| 149 | final long[] idList = new long[size]; | ||
| 150 | int i = 0; | ||
| 151 | |||
| 152 | for (Enumeration e=req.getElements(); e.hasMoreElements();) { | ||
| 153 | final SnmpVarBind var= (SnmpVarBind) e.nextElement(); | ||
| 154 | try { | ||
| 155 | final long id = var.oid.getOidArc(depth); | ||
| 156 | nameList[i] = meta.getAttributeName(id); | ||
| 157 | varList[i] = var; | ||
| 158 | idList[i] = id; | ||
| 159 | |||
| 160 | // Check the access rights according to the MIB. | ||
| 161 | // The MBean might be less restrictive (have a getter | ||
| 162 | // while the MIB defines the variable as AFN) | ||
| 163 | // | ||
| 164 | meta.checkGetAccess(id,data); | ||
| 165 | |||
| 166 | //java.lang.System.out.println(nameList[i] + " added."); | ||
| 167 | i++; | ||
| 168 | } catch(SnmpStatusException x) { | ||
| 169 | //java.lang.System.out.println("exception for " + nameList[i]); | ||
| 170 | //x.printStackTrace(); | ||
| 171 | req.registerGetException(var,x); | ||
| 172 | } | ||
| 173 | } | ||
| 174 | |||
| 175 | AttributeList result = null; | ||
| 176 | int errorCode = SnmpStatusException.noSuchInstance; | ||
| 177 | |||
| 178 | try { | ||
| 179 | result = server.getAttributes(name,nameList); | ||
| 180 | } catch (InstanceNotFoundException f) { | ||
| 181 | //java.lang.System.out.println(name + ": instance not found."); | ||
| 182 | //f.printStackTrace(); | ||
| 183 | result = new AttributeList(); | ||
| 184 | } catch (ReflectionException r) { | ||
| 185 | //java.lang.System.out.println(name + ": reflexion error."); | ||
| 186 | //r.printStackTrace(); | ||
| 187 | result = new AttributeList(); | ||
| 188 | } catch (Exception x) { | ||
| 189 | result = new AttributeList(); | ||
| 190 | } | ||
| 191 | |||
| 192 | |||
| 193 | final Iterator it = result.iterator(); | ||
| 194 | |||
| 195 | for (int j=0; j < i; j++) { | ||
| 196 | if (!it.hasNext()) { | ||
| 197 | //java.lang.System.out.println(name + "variable[" + j + | ||
| 198 | // "] absent"); | ||
| 199 | final SnmpStatusException x = | ||
| 200 | new SnmpStatusException(errorCode); | ||
| 201 | req.registerGetException(varList[j],x); | ||
| 202 | continue; | ||
| 203 | } | ||
| 204 | |||
| 205 | final Attribute att = (Attribute) it.next(); | ||
| 206 | |||
| 207 | while ((j < i) && (! nameList[j].equals(att.getName()))) { | ||
| 208 | //java.lang.System.out.println(name + "variable[" +j + | ||
| 209 | // "] not found"); | ||
| 210 | final SnmpStatusException x = | ||
| 211 | new SnmpStatusException(errorCode); | ||
| 212 | req.registerGetException(varList[j],x); | ||
| 213 | j++; | ||
| 214 | } | ||
| 215 | |||
| 216 | if ( j == i) break; | ||
| 217 | |||
| 218 | try { | ||
| 219 | varList[j].value = | ||
| 220 | meta.buildSnmpValue(idList[j],att.getValue()); | ||
| 221 | } catch (SnmpStatusException x) { | ||
| 222 | req.registerGetException(varList[j],x); | ||
| 223 | } | ||
| 224 | //java.lang.System.out.println(att.getName() + " retrieved."); | ||
| 225 | } | ||
| 226 | //java.lang.System.out.println(">>>>>>>>> END GET"); | ||
| 227 | } | ||
| 228 | |||
| 229 | /** | ||
| 230 | * Get the value of an SNMP variable. | ||
| 231 | * | ||
| 232 | * <p><b><i> | ||
| 233 | * You should never need to use this method directly. | ||
| 234 | * </i></b></p> | ||
| 235 | * | ||
| 236 | * @param meta The impacted metadata object | ||
| 237 | * @param name The ObjectName of the impacted MBean | ||
| 238 | * @param id The OID arc identifying the variable we're trying to set. | ||
| 239 | * @param data User contextual data allocated through the | ||
| 240 | * {@link com.sun.jmx.snmp.agent.SnmpUserDataFactory} | ||
| 241 | * | ||
| 242 | * @return The value of the variable. | ||
| 243 | * | ||
| 244 | * @exception SnmpStatusException whenever an SNMP exception must be | ||
| 245 | * raised. Raising an exception will abort the request. <br> | ||
| 246 | * Exceptions should never be raised directly, but only by means of | ||
| 247 | * <code> | ||
| 248 | * req.registerGetException(<i>VariableId</i>,<i>SnmpStatusException</i>) | ||
| 249 | * </code> | ||
| 250 | **/ | ||
| 251 | public SnmpValue get(SnmpGenericMetaServer meta, ObjectName name, | ||
| 252 | long id, Object data) | ||
| 253 | throws SnmpStatusException { | ||
| 254 | final String attname = meta.getAttributeName(id); | ||
| 255 | Object result = null; | ||
| 256 | |||
| 257 | try { | ||
| 258 | result = server.getAttribute(name,attname); | ||
| 259 | } catch (MBeanException m) { | ||
| 260 | Exception t = m.getTargetException(); | ||
| 261 | if (t instanceof SnmpStatusException) | ||
| 262 | throw (SnmpStatusException) t; | ||
| 263 | throw new SnmpStatusException(SnmpStatusException.noSuchInstance); | ||
| 264 | } catch (Exception e) { | ||
| 265 | throw new SnmpStatusException(SnmpStatusException.noSuchInstance); | ||
| 266 | } | ||
| 267 | |||
| 268 | return meta.buildSnmpValue(id,result); | ||
| 269 | } | ||
| 270 | |||
| 271 | /** | ||
| 272 | * Execute an SNMP SET request. | ||
| 273 | * | ||
| 274 | * <p> | ||
| 275 | * This method first builds the list of attributes that need to be | ||
| 276 | * set on the MBean and then calls setAttributes() on the | ||
| 277 | * MBean server. Then it updates the SnmpMibSubRequest with the new | ||
| 278 | * values retrieved from the MBean. | ||
| 279 | * </p> | ||
| 280 | * | ||
| 281 | * <p> | ||
| 282 | * The SNMP metadata information is obtained through the given | ||
| 283 | * <code>meta</code> object, which usually is an instance of a | ||
| 284 | * <code>mibgen</code> generated class. | ||
| 285 | * </p> | ||
| 286 | * | ||
| 287 | * <p><b><i> | ||
| 288 | * This method is called internally by <code>mibgen</code> generated | ||
| 289 | * objects and you should never need to call it directly. | ||
| 290 | * </i></b></p> | ||
| 291 | * | ||
| 292 | * @param meta The metadata object impacted by the subrequest | ||
| 293 | * @param name The ObjectName of the MBean impacted by this subrequest | ||
| 294 | * @param req The SNMP subrequest to execute on the MBean | ||
| 295 | * @param depth The depth of the SNMP object in the OID tree. | ||
| 296 | * | ||
| 297 | * @exception SnmpStatusException whenever an SNMP exception must be | ||
| 298 | * raised. Raising an exception will abort the request. <br> | ||
| 299 | * Exceptions should never be raised directly, but only by means of | ||
| 300 | * <code> | ||
| 301 | * req.registerGetException(<i>VariableId</i>,<i>SnmpStatusException</i>) | ||
| 302 | * </code> | ||
| 303 | **/ | ||
| 304 | public void set(SnmpGenericMetaServer meta, ObjectName name, | ||
| 305 | SnmpMibSubRequest req, int depth) | ||
| 306 | throws SnmpStatusException { | ||
| 307 | |||
| 308 | final int size = req.getSize(); | ||
| 309 | final AttributeList attList = new AttributeList(size); | ||
| 310 | final String[] nameList = new String[size]; | ||
| 311 | final SnmpVarBind[] varList = new SnmpVarBind[size]; | ||
| 312 | final long[] idList = new long[size]; | ||
| 313 | int i = 0; | ||
| 314 | |||
| 315 | for (Enumeration e=req.getElements(); e.hasMoreElements();) { | ||
| 316 | final SnmpVarBind var= (SnmpVarBind) e.nextElement(); | ||
| 317 | try { | ||
| 318 | final long id = var.oid.getOidArc(depth); | ||
| 319 | final String attname = meta.getAttributeName(id); | ||
| 320 | final Object attvalue= | ||
| 321 | meta.buildAttributeValue(id,var.value); | ||
| 322 | final Attribute att = new Attribute(attname,attvalue); | ||
| 323 | attList.add(att); | ||
| 324 | nameList[i] = attname; | ||
| 325 | varList[i] = var; | ||
| 326 | idList[i] = id; | ||
| 327 | i++; | ||
| 328 | } catch(SnmpStatusException x) { | ||
| 329 | req.registerSetException(var,x); | ||
| 330 | } | ||
| 331 | } | ||
| 332 | |||
| 333 | AttributeList result = null; | ||
| 334 | int errorCode = SnmpStatusException.noAccess; | ||
| 335 | |||
| 336 | try { | ||
| 337 | result = server.setAttributes(name,attList); | ||
| 338 | } catch (InstanceNotFoundException f) { | ||
| 339 | result = new AttributeList(); | ||
| 340 | errorCode = SnmpStatusException.snmpRspInconsistentName; | ||
| 341 | } catch (ReflectionException r) { | ||
| 342 | errorCode = SnmpStatusException.snmpRspInconsistentName; | ||
| 343 | result = new AttributeList(); | ||
| 344 | } catch (Exception x) { | ||
| 345 | result = new AttributeList(); | ||
| 346 | } | ||
| 347 | |||
| 348 | final Iterator it = result.iterator(); | ||
| 349 | |||
| 350 | for (int j=0; j < i; j++) { | ||
| 351 | if (!it.hasNext()) { | ||
| 352 | final SnmpStatusException x = | ||
| 353 | new SnmpStatusException(errorCode); | ||
| 354 | req.registerSetException(varList[j],x); | ||
| 355 | continue; | ||
| 356 | } | ||
| 357 | |||
| 358 | final Attribute att = (Attribute) it.next(); | ||
| 359 | |||
| 360 | while ((j < i) && (! nameList[j].equals(att.getName()))) { | ||
| 361 | final SnmpStatusException x = | ||
| 362 | new SnmpStatusException(SnmpStatusException.noAccess); | ||
| 363 | req.registerSetException(varList[j],x); | ||
| 364 | j++; | ||
| 365 | } | ||
| 366 | |||
| 367 | if ( j == i) break; | ||
| 368 | |||
| 369 | try { | ||
| 370 | varList[j].value = | ||
| 371 | meta.buildSnmpValue(idList[j],att.getValue()); | ||
| 372 | } catch (SnmpStatusException x) { | ||
| 373 | req.registerSetException(varList[j],x); | ||
| 374 | } | ||
| 375 | |||
| 376 | } | ||
| 377 | } | ||
| 378 | |||
| 379 | /** | ||
| 380 | * Set the value of an SNMP variable. | ||
| 381 | * | ||
| 382 | * <p><b><i> | ||
| 383 | * You should never need to use this method directly. | ||
| 384 | * </i></b></p> | ||
| 385 | * | ||
| 386 | * @param meta The impacted metadata object | ||
| 387 | * @param name The ObjectName of the impacted MBean | ||
| 388 | * @param x The new requested SnmpValue | ||
| 389 | * @param id The OID arc identifying the variable we're trying to set. | ||
| 390 | * @param data User contextual data allocated through the | ||
| 391 | * {@link com.sun.jmx.snmp.agent.SnmpUserDataFactory} | ||
| 392 | * | ||
| 393 | * @return The new value of the variable after the operation. | ||
| 394 | * | ||
| 395 | * @exception SnmpStatusException whenever an SNMP exception must be | ||
| 396 | * raised. Raising an exception will abort the request. <br> | ||
| 397 | * Exceptions should never be raised directly, but only by means of | ||
| 398 | * <code> | ||
| 399 | * req.registerSetException(<i>VariableId</i>,<i>SnmpStatusException</i>) | ||
| 400 | * </code> | ||
| 401 | **/ | ||
| 402 | public SnmpValue set(SnmpGenericMetaServer meta, ObjectName name, | ||
| 403 | SnmpValue x, long id, Object data) | ||
| 404 | throws SnmpStatusException { | ||
| 405 | final String attname = meta.getAttributeName(id); | ||
| 406 | final Object attvalue= | ||
| 407 | meta.buildAttributeValue(id,x); | ||
| 408 | final Attribute att = new Attribute(attname,attvalue); | ||
| 409 | |||
| 410 | Object result = null; | ||
| 411 | |||
| 412 | try { | ||
| 413 | server.setAttribute(name,att); | ||
| 414 | result = server.getAttribute(name,attname); | ||
| 415 | } catch(InvalidAttributeValueException iv) { | ||
| 416 | throw new | ||
| 417 | SnmpStatusException(SnmpStatusException.snmpRspWrongValue); | ||
| 418 | } catch (InstanceNotFoundException f) { | ||
| 419 | throw new | ||
| 420 | SnmpStatusException(SnmpStatusException.snmpRspInconsistentName); | ||
| 421 | } catch (ReflectionException r) { | ||
| 422 | throw new | ||
| 423 | SnmpStatusException(SnmpStatusException.snmpRspInconsistentName); | ||
| 424 | } catch (MBeanException m) { | ||
| 425 | Exception t = m.getTargetException(); | ||
| 426 | if (t instanceof SnmpStatusException) | ||
| 427 | throw (SnmpStatusException) t; | ||
| 428 | throw new | ||
| 429 | SnmpStatusException(SnmpStatusException.noAccess); | ||
| 430 | } catch (Exception e) { | ||
| 431 | throw new | ||
| 432 | SnmpStatusException(SnmpStatusException.noAccess); | ||
| 433 | } | ||
| 434 | |||
| 435 | return meta.buildSnmpValue(id,result); | ||
| 436 | } | ||
| 437 | |||
| 438 | /** | ||
| 439 | * Checks whether an SNMP SET request can be successfully performed. | ||
| 440 | * | ||
| 441 | * <p> | ||
| 442 | * For each variable in the subrequest, this method calls | ||
| 443 | * checkSetAccess() on the meta object, and then tries to invoke the | ||
| 444 | * check<i>AttributeName</i>() method on the MBean. If this method | ||
| 445 | * is not defined then it is assumed that the SET won't fail. | ||
| 446 | * </p> | ||
| 447 | * | ||
| 448 | * <p><b><i> | ||
| 449 | * This method is called internally by <code>mibgen</code> generated | ||
| 450 | * objects and you should never need to call it directly. | ||
| 451 | * </i></b></p> | ||
| 452 | * | ||
| 453 | * @param meta The metadata object impacted by the subrequest | ||
| 454 | * @param name The ObjectName of the MBean impacted by this subrequest | ||
| 455 | * @param req The SNMP subrequest to execute on the MBean | ||
| 456 | * @param depth The depth of the SNMP object in the OID tree. | ||
| 457 | * | ||
| 458 | * @exception SnmpStatusException if the requested SET operation must | ||
| 459 | * be rejected. Raising an exception will abort the request. <br> | ||
| 460 | * Exceptions should never be raised directly, but only by means of | ||
| 461 | * <code> | ||
| 462 | * req.registerCheckException(<i>VariableId</i>,<i>SnmpStatusException</i>) | ||
| 463 | * </code> | ||
| 464 | * | ||
| 465 | **/ | ||
| 466 | public void check(SnmpGenericMetaServer meta, ObjectName name, | ||
| 467 | SnmpMibSubRequest req, int depth) | ||
| 468 | throws SnmpStatusException { | ||
| 469 | |||
| 470 | final Object data = req.getUserData(); | ||
| 471 | |||
| 472 | for (Enumeration e=req.getElements(); e.hasMoreElements();) { | ||
| 473 | final SnmpVarBind var= (SnmpVarBind) e.nextElement(); | ||
| 474 | try { | ||
| 475 | final long id = var.oid.getOidArc(depth); | ||
| 476 | // call meta.check() here, and meta.check will call check() | ||
| 477 | check(meta,name,var.value,id,data); | ||
| 478 | } catch(SnmpStatusException x) { | ||
| 479 | req.registerCheckException(var,x); | ||
| 480 | } | ||
| 481 | } | ||
| 482 | } | ||
| 483 | |||
| 484 | /** | ||
| 485 | * Checks whether a SET operation can be performed on a given SNMP | ||
| 486 | * variable. | ||
| 487 | * | ||
| 488 | * @param meta The impacted metadata object | ||
| 489 | * @param name The ObjectName of the impacted MBean | ||
| 490 | * @param x The new requested SnmpValue | ||
| 491 | * @param id The OID arc identifying the variable we're trying to set. | ||
| 492 | * @param data User contextual data allocated through the | ||
| 493 | * {@link com.sun.jmx.snmp.agent.SnmpUserDataFactory} | ||
| 494 | * | ||
| 495 | * <p> | ||
| 496 | * This method calls checkSetAccess() on the meta object, and then | ||
| 497 | * tries to invoke the check<i>AttributeName</i>() method on the MBean. | ||
| 498 | * If this method is not defined then it is assumed that the SET | ||
| 499 | * won't fail. | ||
| 500 | * </p> | ||
| 501 | * | ||
| 502 | * <p><b><i> | ||
| 503 | * This method is called internally by <code>mibgen</code> generated | ||
| 504 | * objects and you should never need to call it directly. | ||
| 505 | * </i></b></p> | ||
| 506 | * | ||
| 507 | * @exception SnmpStatusException if the requested SET operation must | ||
| 508 | * be rejected. Raising an exception will abort the request. <br> | ||
| 509 | * Exceptions should never be raised directly, but only by means of | ||
| 510 | * <code> | ||
| 511 | * req.registerCheckException(<i>VariableId</i>,<i>SnmpStatusException</i>) | ||
| 512 | * </code> | ||
| 513 | * | ||
| 514 | **/ | ||
| 515 | // XXX xxx ZZZ zzz Maybe we should go through the MBeanInfo here? | ||
| 516 | public void check(SnmpGenericMetaServer meta, ObjectName name, | ||
| 517 | SnmpValue x, long id, Object data) | ||
| 518 | throws SnmpStatusException { | ||
| 519 | |||
| 520 | meta.checkSetAccess(x,id,data); | ||
| 521 | try { | ||
| 522 | final String attname = meta.getAttributeName(id); | ||
| 523 | final Object attvalue= meta.buildAttributeValue(id,x); | ||
| 524 | final Object[] params = new Object[1]; | ||
| 525 | final String[] signature = new String[1]; | ||
| 526 | |||
| 527 | params[0] = attvalue; | ||
| 528 | signature[0] = attvalue.getClass().getName(); | ||
| 529 | server.invoke(name,"check"+attname,params,signature); | ||
| 530 | |||
| 531 | } catch( SnmpStatusException e) { | ||
| 532 | throw e; | ||
| 533 | } | ||
| 534 | catch (InstanceNotFoundException i) { | ||
| 535 | throw new | ||
| 536 | SnmpStatusException(SnmpStatusException.snmpRspInconsistentName); | ||
| 537 | } catch (ReflectionException r) { | ||
| 538 | // checkXXXX() not defined => do nothing | ||
| 539 | } catch (MBeanException m) { | ||
| 540 | Exception t = m.getTargetException(); | ||
| 541 | if (t instanceof SnmpStatusException) | ||
| 542 | throw (SnmpStatusException) t; | ||
| 543 | throw new SnmpStatusException(SnmpStatusException.noAccess); | ||
| 544 | } catch (Exception e) { | ||
| 545 | throw new | ||
| 546 | SnmpStatusException(SnmpStatusException.noAccess); | ||
| 547 | } | ||
| 548 | } | ||
| 549 | |||
| 550 | public void registerTableEntry(SnmpMibTable meta, SnmpOid rowOid, | ||
| 551 | ObjectName objname, Object entry) | ||
| 552 | throws SnmpStatusException { | ||
| 553 | if (objname == null) | ||
| 554 | throw new | ||
| 555 | SnmpStatusException(SnmpStatusException.snmpRspInconsistentName); | ||
| 556 | try { | ||
| 557 | if (entry != null && !server.isRegistered(objname)) | ||
| 558 | server.registerMBean(entry, objname); | ||
| 559 | } catch (InstanceAlreadyExistsException e) { | ||
| 560 | throw new | ||
| 561 | SnmpStatusException(SnmpStatusException.snmpRspInconsistentName); | ||
| 562 | } catch (MBeanRegistrationException e) { | ||
| 563 | throw new SnmpStatusException(SnmpStatusException.snmpRspNoAccess); | ||
| 564 | } catch (NotCompliantMBeanException e) { | ||
| 565 | throw new SnmpStatusException(SnmpStatusException.snmpRspGenErr); | ||
| 566 | } catch (RuntimeOperationsException e) { | ||
| 567 | throw new SnmpStatusException(SnmpStatusException.snmpRspGenErr); | ||
| 568 | } catch(Exception e) { | ||
| 569 | throw new SnmpStatusException(SnmpStatusException.snmpRspGenErr); | ||
| 570 | } | ||
| 571 | } | ||
| 572 | |||
| 573 | } | ||