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69 lines
2.5 KiB
C#
69 lines
2.5 KiB
C#
/* Copyright (c) Citrix Systems, Inc.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms,
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* with or without modification, are permitted provided
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* that the following conditions are met:
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*
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* * Redistributions of source code must retain the above
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* copyright notice, this list of conditions and the
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* following disclaimer.
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* * Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the
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* following disclaimer in the documentation and/or other
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* materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
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* CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
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* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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namespace XenAdmin.Alerts
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{
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public class NewVersionPriorityAlertComparer : IComparer<Alert>
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{
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public int Compare(Alert alert1, Alert alert2)
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{
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if (alert1 == null || alert2 == null)
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return 0;
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int sortResult = 0;
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if (IsVersionOrVersionUpdateAlert(alert1) && !IsVersionOrVersionUpdateAlert(alert2))
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sortResult = 1;
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if (!IsVersionOrVersionUpdateAlert(alert1) && IsVersionOrVersionUpdateAlert(alert2))
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sortResult = -1;
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if (sortResult == 0)
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sortResult = Alert.CompareOnDate(alert1, alert2);
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return -sortResult;
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}
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private bool IsVersionOrVersionUpdateAlert(Alert alert)
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{
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return alert is XenServerPatchAlert && (alert as XenServerPatchAlert).NewServerVersion != null
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|| alert is XenServerVersionAlert
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|| alert is XenCenterUpdateAlert;
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}
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}
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}
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