com.adventnet.snmp.snmp2
Class SnmpCounter

java.lang.Object
  |
  +--com.adventnet.snmp.snmp2.SnmpVar
        |
        +--com.adventnet.snmp.snmp2.SnmpUnsignedInt
              |
              +--com.adventnet.snmp.snmp2.SnmpCounter

public class SnmpCounter

extends SnmpUnsignedInt

Class of SNMP Counter Variable - Sub-class of SnmpUnsignedInt.

See Also:

Serialized Form

Fields inherited from class com.adventnet.snmp.snmp2.SnmpUnsignedInt

byteValue, value

Fields inherited from class com.adventnet.snmp.snmp2.SnmpVar

Type, varbindErrorVal

Constructor Summary

SnmpCounter(long s)
Constructor requires a long as its argument.

Method Summary

(package private) int	encode(byte[] buff, int space) ASN encoder
long	getIncrement(long lastValue) Gets the (positive) increment of this Counter variable over a long.
long	getIncrement(SnmpCounter c) Gets the (positive) increment of this Counter variable over another.
java.lang.String	toTagString() To convert the object to a printable string tagged with Counter:

Methods inherited from class com.adventnet.snmp.snmp2.SnmpUnsignedInt

equals, getNumericValueAsString, getVarObject, longValue, toBytes, toString, toValue

Methods inherited from class com.adventnet.snmp.snmp2.SnmpVar

createVariable, getError, getType, getTypeString

Methods inherited from class java.lang.Object

, clone, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

SnmpCounter

public SnmpCounter(long s)

Constructor requires a long as its argument.

Parameters:

s - long value The valid values ranges from 0 to 4294967295(both inclusive).

Method Detail

toTagString

public java.lang.String toTagString()

To convert the object to a printable string tagged with Counter:

Overrides:

toTagString in class SnmpUnsignedInt

Returns:

string tagged with Counter:

getIncrement

public long getIncrement(SnmpCounter c)

Gets the (positive) increment of this Counter variable over another. Takes care of wraparound by adding the MAX counter value if negative.

getIncrement

public long getIncrement(long lastValue)

Gets the (positive) increment of this Counter variable over a long. Takes care of wraparound by adding the MAX counter value if negative.

encode

int encode(byte[] buff,
           int space)
     throws java.lang.ArrayIndexOutOfBoundsException

ASN encoder

Overrides:

encode in class SnmpUnsignedInt

Parameters:

buff - The buffer into which the value is to be encoded

space - The number of free bytes in the buffer

Returns:

The number of free bytes in the buffer

Throws:

java.lang.ArrayIndexOutOfBoundsException - When there is insufficient space in buffer