org.opensolaris.os.dtrace
Class CountValue

java.lang.Object
  org.opensolaris.os.dtrace.CountValue

All Implemented Interfaces:

java.io.Serializable, AggregationValue

public final class CountValue
extends java.lang.Object

A long value aggregated by the DTrace count() action.

Immutable. Supports persistence using XMLEncoder.

See Also:

Aggregation, Serialized Form

CountValue

public CountValue(long v)

Creates a value aggregated by the DTrace count() action. Supports XML persistence.

Parameters:

v - aggregated value count

Throws:

java.lang.IllegalArgumentException - if the given count is negative

getValue

public java.lang.Long getValue()

Gets the number of aggregated values.

Specified by:

getValue in interface AggregationValue

Returns:

the number of aggregated values

equals

public boolean equals(java.lang.Object o)

Compares the specified object with this aggregation value for equality. Defines equality as having the same type and the same numeric value.

Overrides:

equals in class java.lang.Object

Returns:

true if and only if the specified object is an aggregation value of the same Class as this value, and both values return equal numbers from getValue().

hashCode

public int hashCode()

Overridden to ensure that equal instances have equal hash codes.

Overrides:

hashCode in class java.lang.Object

toString

public java.lang.String toString()

Gets the string representation of getValue().

Overrides:

toString in class java.lang.Object

Returns:

the string representation of getValue() returned by Object.toString()