This API is a Sun Microsystems internal API and is subject - * to change without notice.
- */ - -public class SnmpInt extends SnmpValue { - private static final long serialVersionUID = -7163624758070343373L; - - // CONSTRUCTORS - //------------- - /** - * Constructs a newSnmpInt from the specified integer value.
- * @param v The initialization value.
- * @exception IllegalArgumentException The specified value is smaller than Integer.MIN_VALUE
- * or larger than Integer.MAX_VALUE.
- */
- public SnmpInt(int v) throws IllegalArgumentException {
- if ( isInitValueValid(v) == false ) {
- throw new IllegalArgumentException() ;
- }
- value = (long)v ;
- }
-
- /**
- * Constructs a new SnmpInt from the specified Integer value.
- * @param v The initialization value.
- * @exception IllegalArgumentException The specified value is smaller than Integer.MIN_VALUE
- * or larger than Integer.MAX_VALUE.
- */
- public SnmpInt(Integer v) throws IllegalArgumentException {
- this(v.intValue()) ;
- }
-
- /**
- * Constructs a new SnmpInt from the specified long value.
- * @param v The initialization value.
- * @exception IllegalArgumentException The specified value is smaller than Integer.MIN_VALUE
- * or larger than Integer.MAX_VALUE.
- */
- public SnmpInt(long v) throws IllegalArgumentException {
- if ( isInitValueValid(v) == false ) {
- throw new IllegalArgumentException() ;
- }
- value = v ;
- }
-
- /**
- * Constructs a new SnmpInt from the specified Long value.
- * @param v The initialization value.
- * @exception IllegalArgumentException The specified value is smaller than Integer.MIN_VALUE
- * or larger than Integer.MAX_VALUE.
- */
- public SnmpInt(Long v) throws IllegalArgumentException {
- this(v.longValue()) ;
- }
-
- /**
- * Constructs a new SnmpInt from the specified Enumerated value.
- * @param v The initialization value.
- * @exception IllegalArgumentException The specified value is smaller than Integer.MIN_VALUE
- * or larger than Integer.MAX_VALUE.
- * @see Enumerated
- */
- public SnmpInt(Enumerated v) throws IllegalArgumentException {
- this(v.intValue()) ;
- }
-
- /**
- * Constructs a new SnmpInt from the specified boolean value.
- * This constructor applies rfc1903 rule:
- *
- * TruthValue ::= TEXTUAL-CONVENTION
- * STATUS current
- * DESCRIPTION
- * "Represents a boolean value."
- * SYNTAX INTEGER { true(1), false(2) }
- * SnmpInt.
- * @return The value.
- */
- public long longValue() {
- return value ;
- }
-
- /**
- * Converts the integer value to its Long form.
- * @return The Long representation of the value.
- */
- public Long toLong() {
- return value;
- }
-
- /**
- * Converts the integer value to its integer form.
- * @return The integer representation of the value.
- */
- public int intValue() {
- return (int) value ;
- }
-
- /**
- * Converts the integer value to its Integer form.
- * @return The Integer representation of the value.
- */
- public Integer toInteger() {
- return (int)value;
- }
-
- /**
- * Converts the integer value to its String form.
- * @return The String representation of the value.
- */
- public String toString() {
- return String.valueOf(value) ;
- }
-
- /**
- * Converts the integer value to its SnmpOid form.
- * @return The OID representation of the value.
- */
- public SnmpOid toOid() {
- return new SnmpOid(value) ;
- }
-
- /**
- * Extracts the integer from an index OID and returns its
- * value converted as an SnmpOid.
- * @param index The index array.
- * @param start The position in the index array.
- * @return The OID representing the integer value.
- * @exception SnmpStatusException There is no integer value
- * available at the start position.
- */
- public static SnmpOid toOid(long[] index, int start) throws SnmpStatusException {
- try {
- return new SnmpOid(index[start]) ;
- }
- catch(IndexOutOfBoundsException e) {
- throw new SnmpStatusException(SnmpStatusException.noSuchName) ;
- }
- }
-
- /**
- * Scans an index OID, skips the integer value and returns the position
- * of the next value.
- * @param index The index array.
- * @param start The position in the index array.
- * @return The position of the next value.
- * @exception SnmpStatusException There is no integer value
- * available at the start position.
- */
- public static int nextOid(long[] index, int start) throws SnmpStatusException {
- if (start >= index.length) {
- throw new SnmpStatusException(SnmpStatusException.noSuchName) ;
- }
- else {
- return start + 1 ;
- }
- }
-
- /**
- * Appends an SnmpOid representing an SnmpInt to another OID.
- * @param source An OID representing an SnmpInt value.
- * @param dest Where source should be appended.
- */
- public static void appendToOid(SnmpOid source, SnmpOid dest) {
- if (source.getLength() != 1) {
- throw new IllegalArgumentException() ;
- }
- dest.append(source) ;
- }
-
- /**
- * 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 SnmpInt object, making a copy of its data.
- * @return The object clone.
- */
- final synchronized public Object clone() {
- SnmpInt newclone = null ;
- try {
- newclone = (SnmpInt) super.clone() ;
- newclone.value = value ;
- } catch (CloneNotSupportedException e) {
- throw new InternalError(e) ; // vm bug.
- }
- return newclone ;
- }
-
- /**
- * Returns a textual description of the type object.
- * @return ASN.1 textual description.
- */
- public String getTypeName() {
- return name ;
- }
-
- /**
- * This method has been defined to allow the sub-classes
- * of SnmpInt to perform their own control at intialization time.
- */
- boolean isInitValueValid(int v) {
- if ((v < Integer.MIN_VALUE) || (v > Integer.MAX_VALUE)) {
- return false;
- }
- return true;
- }
-
- /**
- * This method has been defined to allow the sub-classes
- * of SnmpInt to perform their own control at intialization time.
- */
- boolean isInitValueValid(long v) {
- if ((v < Integer.MIN_VALUE) || (v > Integer.MAX_VALUE)) {
- return false;
- }
- return true;
- }
-
- // VARIABLES
- //----------
- /**
- * Name of the type.
- */
- final static String name = "Integer32" ;
-
- /**
- * This is where the value is stored. This long is signed.
- * @serial
- */
- protected long value = 0 ;
-}