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/*******************************************************************************
* Copyright (c) 2011 Gluster, Inc. <http://www.gluster.com>
* This file is part of Gluster Management Console.
*
* Gluster Management Console is free software; you can redistribute it and/or
* modify it under the terms of the GNU Affero General Public License as published
* by the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* Gluster Management Console is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License
* for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see
* <http://www.gnu.org/licenses/>.
*******************************************************************************/
package org.gluster.storage.management.console;
import org.eclipse.swt.graphics.Image;
import org.gluster.storage.management.console.utils.GUIHelper;
import org.gluster.storage.management.console.views.pages.ServerDisksPage.SERVER_DISK_TABLE_COLUMN_INDICES;
import org.gluster.storage.management.core.exceptions.GlusterRuntimeException;
import org.gluster.storage.management.core.model.Device;
import org.gluster.storage.management.core.model.Disk;
import org.gluster.storage.management.core.model.Partition;
import org.gluster.storage.management.core.model.Device.DEVICE_STATUS;
import org.gluster.storage.management.core.utils.NumberUtil;
import static org.gluster.storage.management.console.DeviceTableLabelProvider.DEVICE_COLUMN_INDICES;
public class ServerDiskTableLabelProvider extends TableLabelProviderAdapter {
private GUIHelper guiHelper = GUIHelper.getInstance();
private GlusterDataModelManager glusterDataModelManager = GlusterDataModelManager.getInstance();
@Override
public Image getColumnImage(Object element, int columnIndex) {
if (!(element instanceof Device)) {
return null;
}
Device device = (Device) element;
if (columnIndex == SERVER_DISK_TABLE_COLUMN_INDICES.STATUS.ordinal()) {
DEVICE_STATUS status = device.getStatus();
if (status == null) {
return null;
}
if(element instanceof Disk && ((Disk)element).hasPartitions()) {
// disk has partitions. so don't show status image at disk level.
return null;
}
switch (status) {
case INITIALIZED:
if(glusterDataModelManager.isDeviceUsed(device)) {
return guiHelper.getImage(IImageKeys.DISK_IN_USE_16x16);
} else {
return guiHelper.getImage(IImageKeys.DISK_AVAILABLE_16x16);
}
case IO_ERROR:
return guiHelper.getImage(IImageKeys.IO_ERROR_16x16);
case UNINITIALIZED:
return guiHelper.getImage(IImageKeys.DISK_UNINITIALIZED_16x16);
case INITIALIZING:
return guiHelper.getImage(IImageKeys.DISK_INITIALIZING_16x16);
default:
throw new GlusterRuntimeException("Invalid disk status [" + status + "]");
}
}
return null;
}
private String getDeviceFreeSpace(Device device) {
if (device.hasErrors() || device.isUninitialized()) {
return "NA";
} else {
return NumberUtil.formatNumber((device.getFreeSpace() / 1024));
}
}
private String getTotalDeviceSpace(Device device) {
if (device.hasErrors() || device.isUninitialized()) {
return "NA";
} else {
return NumberUtil.formatNumber((device.getSpace() / 1024));
}
}
public String getColumnText(Object element, int columnIndex) {
Device device = (Device) element;
if (columnIndex == DEVICE_COLUMN_INDICES.DISK.ordinal()) {
// show value in "disk" column only if it's a disk
if (device instanceof Disk) {
return device.getName();
} else {
return "";
}
}
if(element instanceof Disk && ((Disk)element).hasPartitions()) {
// disk has partitions. so don't show any other details
return "";
}
if (columnIndex == DEVICE_COLUMN_INDICES.FREE_SPACE.ordinal()) {
return "" + getDeviceFreeSpace(device);
} else if (columnIndex == DEVICE_COLUMN_INDICES.SPACE_IN_USE.ordinal()) {
return "" + getTotalDeviceSpace(device);
} else if (columnIndex == DEVICE_COLUMN_INDICES.PARTITION.ordinal()) {
if (device instanceof Partition) {
return device.getName();
} else {
return "";
}
} else if (columnIndex == DEVICE_COLUMN_INDICES.STATUS.ordinal()) {
if(device.isUninitialized()) {
return "";
}
if(glusterDataModelManager.isDeviceUsed(device)) {
return "In Use";
} else {
return device.getStatusStr();
}
} else {
return "";
}
}
}
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