--- old/src/jdk.snmp/share/classes/com/sun/jmx/snmp/SnmpNull.java 2014-10-15 14:05:19.000000000 +0200 +++ /dev/null 2014-10-15 14:05:19.000000000 +0200 @@ -1,183 +0,0 @@ -/* - * Copyright (c) 1997, 2011, 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; - - - -/** - * Represents an SNMP null value. - *
This API is a Sun Microsystems internal API and is subject - * to change without notice.
- */ - -public class SnmpNull extends SnmpValue { - private static final long serialVersionUID = 1783782515994279177L; - - // CONSTRUCTORS - //------------- - /** - * Constructs a newSnmpNull
.
- */
- public SnmpNull() {
- tag = NullTag ;
- }
-
- /**
- * Constructs a new SnmpNull
.
- * SnmpNull
from the specified tag value.
- * @param t The initialization value.
- */
- public SnmpNull(int t) {
- tag = t ;
- }
-
- // PUBLIC METHODS
- //---------------
- /**
- * Returns the tag value of this SnmpNull
.
- * @return The value.
- */
- public int getTag() {
- return tag ;
- }
-
- /**
- * Converts the NULL
value to its ASN.1 String
form.
- * When the tag is not the universal one, it is preprended
- * to the String
form.
- * @return The String
representation of the value.
- */
- public String toString() {
- String result = "" ;
- if (tag != 5) {
- result += "[" + tag + "] " ;
- }
- result += "NULL" ;
- switch(tag) {
- case errNoSuchObjectTag :
- result += " (noSuchObject)" ;
- break ;
-
- case errNoSuchInstanceTag :
- result += " (noSuchInstance)" ;
- break ;
-
- case errEndOfMibViewTag :
- result += " (endOfMibView)" ;
- break ;
- }
- return result ;
- }
-
- /**
- * Converts the NULL
value to its SnmpOid
form.
- * Normally, a NULL
value cannot be used as an index value,
- * this method triggers an exception.
- * @return The OID representation of the value.
- */
- public SnmpOid toOid() {
- throw new IllegalArgumentException() ;
- }
-
- /**
- * Performs a clone action. This provides a workaround for the
- * SnmpValue
interface.
- * @return The SnmpValue clone.
- */
- final synchronized public SnmpValue duplicate() {
- return (SnmpValue) clone() ;
- }
-
- /**
- * Clones the SnmpNull
object, making a copy of its data.
- * @return The object clone.
- */
- final synchronized public Object clone() {
- SnmpNull newclone = null ;
- try {
- newclone = (SnmpNull) super.clone() ;
- newclone.tag = tag ;
- } catch (CloneNotSupportedException e) {
- throw new InternalError(e) ; // vm bug.
- }
- return newclone ;
- }
-
- /**
- * Returns a textual description of the type object.
- * @return ASN.1 textual description.
- */
- final public String getTypeName() {
- return name ;
- }
-
- /**
- * Checks if this SnmpNull
object corresponds to a noSuchObject
value.
- * @return true
if the tag equals {@link com.sun.jmx.snmp.SnmpDataTypeEnums#errNoSuchObjectTag},
- * false
otherwise.
- */
- public boolean isNoSuchObjectValue() {
- return (tag == SnmpDataTypeEnums.errNoSuchObjectTag);
- }
-
- /**
- * Checks if this SnmpNull
object corresponds to a noSuchInstance
value.
- * @return true
if the tag equals {@link com.sun.jmx.snmp.SnmpDataTypeEnums#errNoSuchInstanceTag},
- * false
otherwise.
- */
- public boolean isNoSuchInstanceValue() {
- return (tag == SnmpDataTypeEnums.errNoSuchInstanceTag);
- }
-
- /**
- * Checks if this SnmpNull
object corresponds to an endOfMibView
value.
- * @return true
if the tag equals {@link com.sun.jmx.snmp.SnmpDataTypeEnums#errEndOfMibViewTag},
- * false
otherwise.
- */
- public boolean isEndOfMibViewValue() {
- return (tag == SnmpDataTypeEnums.errEndOfMibViewTag);
- }
-
- // VARIABLES
- //----------
- /**
- * Name of the type.
- */
- final static String name = "Null" ;
-
- /**
- * This is the tag of the NULL value. By default, it is the universal tag value.
- */
- private int tag = 5 ;
-}