cytoscape.util
Class MemoryReporter

java.lang.Object
  cytoscape.util.MemoryReporter

public class MemoryReporter
extends Object

A class used to track JVM memory usage.

Constructor Summary

MemoryReporter()

Method Summary

static long	getCommittedMemory()
static long	getMaxMemory()
static long	getUsedMemory()

Methods inherited from class java.lang.Object

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

Constructor Detail

MemoryReporter

public MemoryReporter()

Method Detail

getUsedMemory

public static long getUsedMemory()

Returns:

the actually used memory in bytes

getMaxMemory

public static long getMaxMemory()

Returns:

the maximum amount of memory in bytes that can be used for memory management. If not available, -1 will be returned instead "This amount of memory is not guaranteed to be available for memory management if it is greater than the amount of committed memory. The Java virtual machine may fail to allocate memory even if the amount of used memory does not exceed this maximum size."

getCommittedMemory

public static long getCommittedMemory()

Returns:

the "committed" amount of memory for the current JVM instance in bytes "This amount of memory is guaranteed for the Java virtual machine to use."