ResourceAlertMetric.java

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// to you under the Apache License, Version 2.0 (the
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package com.cloud.alert;

import java.util.Arrays;
import java.util.EnumSet;
import java.util.Set;

public enum ResourceAlertMetric {
    CPU_UTILIZATION(ResourceAlertRule.ResourceType.VirtualMachine, ResourceAlertRule.ResourceType.Host),
    MEMORY_UTILIZATION(ResourceAlertRule.ResourceType.VirtualMachine, ResourceAlertRule.ResourceType.Host),
    DISK_READ_IOPS(ResourceAlertRule.ResourceType.VirtualMachine),
    DISK_WRITE_IOPS(ResourceAlertRule.ResourceType.VirtualMachine),
    DISK_READ_KBPS(ResourceAlertRule.ResourceType.VirtualMachine),
    DISK_WRITE_KBPS(ResourceAlertRule.ResourceType.VirtualMachine),
    STORAGE_UTILIZATION(ResourceAlertRule.ResourceType.StoragePool),
    NETWORK_READ_KBPS(ResourceAlertRule.ResourceType.VirtualMachine, ResourceAlertRule.ResourceType.Host),
    NETWORK_WRITE_KBPS(ResourceAlertRule.ResourceType.VirtualMachine, ResourceAlertRule.ResourceType.Host),
    LOAD_AVERAGE(ResourceAlertRule.ResourceType.Host),
    VOLUME_USED_GB(ResourceAlertRule.ResourceType.Volume),
    VOLUME_UTILIZATION(ResourceAlertRule.ResourceType.Volume),
    STORAGE_USED_IOPS(ResourceAlertRule.ResourceType.StoragePool);

    private final Set<ResourceAlertRule.ResourceType> applicableTypes;

    ResourceAlertMetric(ResourceAlertRule.ResourceType... types) {
        this.applicableTypes = EnumSet.copyOf(Arrays.asList(types));
    }

    public boolean appliesTo(ResourceAlertRule.ResourceType type) {
        return applicableTypes.contains(type);
    }

    public boolean isPercentage() {
        return this == CPU_UTILIZATION || this == MEMORY_UTILIZATION || this == STORAGE_UTILIZATION || this == VOLUME_UTILIZATION;
    }
}