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CHE-1361 Artik: Resources monitor (CPU, memory and storage)
Signed-off-by: Vitaliy Guliy <[email protected]>
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Vitaliy Guliy
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Jul 25, 2016
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110 changes: 110 additions & 0 deletions
110
...va/org/eclipse/che/ide/extension/machine/client/processes/monitoring/MachineMonitors.java
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,110 @@ | ||
| /******************************************************************************* | ||
| * Copyright (c) 2012-2016 Codenvy, S.A. | ||
| * All rights reserved. This program and the accompanying materials | ||
| * are made available under the terms of the Eclipse Public License v1.0 | ||
| * which accompanies this distribution, and is available at | ||
| * http://www.eclipse.org/legal/epl-v10.html | ||
| * | ||
| * Contributors: | ||
| * Codenvy, S.A. - initial API and implementation | ||
| *******************************************************************************/ | ||
| package org.eclipse.che.ide.extension.machine.client.processes.monitoring; | ||
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| import com.google.inject.Singleton; | ||
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| import java.util.HashMap; | ||
| import java.util.Map; | ||
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| /** | ||
| * Manages and provides widgets for displaying CPU, memory and disk usages for the machines. | ||
| * | ||
| * @author Vitaliy Guliy | ||
| */ | ||
| @Singleton | ||
| public class MachineMonitors { | ||
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| private Map<String, Map<Object, MonitorWidget>> monitorWidgets = new HashMap<>(); | ||
|
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| /** | ||
| * Creates new or returns existed widget for the given machine and referrer. | ||
| * Referrer is an UI object containing monitor widgets attached as children. | ||
| * | ||
| * @param machineID | ||
| * machines ID | ||
| * @param referrer | ||
| * referrer object | ||
| * @return | ||
| * monitor widget | ||
| */ | ||
| public MonitorWidget getMonitorWidget(String machineID, Object referrer) { | ||
| Map<Object, MonitorWidget> widgets = monitorWidgets.get(machineID); | ||
| if (widgets == null) { | ||
| widgets = new HashMap<>(); | ||
| monitorWidgets.put(machineID, widgets); | ||
| } | ||
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| MonitorWidget widget = widgets.get(referrer); | ||
| if (widget == null) { | ||
| widget = new MonitorWidget(); | ||
| widgets.put(referrer, widget); | ||
| } | ||
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| return widget; | ||
| } | ||
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| /** | ||
| * Sets new CPU usage value for machine with given ID. | ||
| * | ||
| * @param machineID | ||
| * machine ID | ||
| * @param cpuUsage | ||
| * new cpu usage | ||
| */ | ||
| public void setCpuUsage(String machineID, int cpuUsage) { | ||
| Map<Object, MonitorWidget> widgets = monitorWidgets.get(machineID); | ||
| if (widgets != null) { | ||
| for (MonitorWidget widget : widgets.values()) { | ||
| widget.setCpuUsage(cpuUsage); | ||
| } | ||
| } | ||
| } | ||
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| /** | ||
| * Sets new memory usage value for machine with given ID. | ||
| * | ||
| * @param machineID | ||
| * machine ID | ||
| * @param mem | ||
| * new memory usage | ||
| * @param max | ||
| * maximum amount of memory | ||
| */ | ||
| public void setMemoryUsage(String machineID, int mem, int max) { | ||
| Map<Object, MonitorWidget> widgets = monitorWidgets.get(machineID); | ||
| if (widgets != null) { | ||
| for (MonitorWidget widget : widgets.values()) { | ||
| widget.setMemoryUsage(mem, max); | ||
| } | ||
| } | ||
| } | ||
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| /** | ||
| * Sets new disk usage value for machine with given ID. | ||
| * | ||
| * @param machineID | ||
| * machine ID | ||
| * @param disk | ||
| * new disk usage | ||
| * @param max | ||
| * maximum amount of disk space | ||
| */ | ||
| public void setDiskUsage(String machineID, int disk, int max) { | ||
| Map<Object, MonitorWidget> widgets = monitorWidgets.get(machineID); | ||
| if (widgets != null) { | ||
| for (MonitorWidget widget : widgets.values()) { | ||
| widget.setDiskUsage(disk, max); | ||
| } | ||
| } | ||
| } | ||
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| } |
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