Class ProcessPerformanceDataJNA

java.lang.Object

oshi.driver.windows.registry.ProcessPerformanceDataJNA

@ThreadSafe
public final class ProcessPerformanceDataJNA
extends Object

Utility to read process data from HKEY_PERFORMANCE_DATA information with backup from Performance Counters or WMI

Method Summary

Modifier and Type	Method	Description
static Map<Integer, oshi.driver.common.windows.registry.ProcessPerfCounterBlock>	buildProcessMapFromPerfCounters(Collection<Integer> pids)	Query PerfMon for process performance counters
static Map<Integer, oshi.driver.common.windows.registry.ProcessPerfCounterBlock>	buildProcessMapFromRegistry(Collection<Integer> pids)	Query the registry for process performance counters

Methods inherited from class Object

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

Method Details

buildProcessMapFromRegistry

public static Map<Integer, oshi.driver.common.windows.registry.ProcessPerfCounterBlock> buildProcessMapFromRegistry(Collection<Integer> pids)

Query the registry for process performance counters

Parameters:

pids - An optional collection of process IDs to filter the list to. May be null for no filtering.

Returns:

A map with Process ID as the key and a ProcessPerfCounterBlock object populated with performance counter information if successful, or null otherwise.

buildProcessMapFromPerfCounters

public static Map<Integer, oshi.driver.common.windows.registry.ProcessPerfCounterBlock> buildProcessMapFromPerfCounters(Collection<Integer> pids)

Query PerfMon for process performance counters

Parameters:

pids - An optional collection of process IDs to filter the list to. May be null for no filtering.

Returns:

A map with Process ID as the key and a ProcessPerfCounterBlock object populated with performance counter information.