--- 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 new SnmpNull. - */ - public SnmpNull() { - tag = NullTag ; - } - - /** - * Constructs a new SnmpNull. - *
For mibgen private use only. - */ - public SnmpNull(String dummy) { - this(); - } - - /** - * Constructs a new 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 ; -}