/// <summary>
/// Gets the hash code
/// </summary>
/// <returns>Hash code</returns>
public override int GetHashCode()
{
unchecked // Overflow is fine, just wrap
{
var hashCode = 41;
// Suitable nullity checks etc, of course :)
if (CpuCores != null)
{
hashCode = hashCode * 59 + CpuCores.GetHashCode();
}
if (Preemptible != null)
{
hashCode = hashCode * 59 + Preemptible.GetHashCode();
}
if (RamGb != null)
{
hashCode = hashCode * 59 + RamGb.GetHashCode();
}
if (DiskGb != null)
{
hashCode = hashCode * 59 + DiskGb.GetHashCode();
}
if (Zones != null)
{
hashCode = hashCode * 59 + Zones.GetHashCode();
}
return(hashCode);
}
}
/// <summary>
/// Subtracts another resource spec from this one.
/// </summary>
/// <param name="other">The other resource spec to subtract.</param>
/// <returns>The subtracted resource spec.</returns>
public ResourceSpec Subtract(ResourceSpec other)
{
Preconditions.CheckNotNull(other, "Cannot subtract null resources");
if (Equals(Unknown) || other.Equals(Unknown))
{
return(Unknown);
}
Preconditions.CheckArgument(other.LessThanOrEqual(this), "Cannot subtract a larger ResourceSpec from this one.");
var target = new ResourceSpec(
CpuCores.Merge(other.CpuCores),
TaskHeapMemory.Subtract(other.TaskHeapMemory),
TaskOffHeapMemory.Subtract(other.TaskOffHeapMemory),
OnHeapManagedMemory.Subtract(other.OnHeapManagedMemory),
OffHeapManagedMemory.Subtract(other.OffHeapManagedMemory));
foreach (var(key, value) in ExtendedResources)
{
target.ExtendedResources.Add(key, value);
}
foreach (var resource in other.ExtendedResources.Values)
{
var temp = target.ExtendedResources[resource.Name];
var subtracted = temp.Subtract(resource);
target.ExtendedResources.Add(temp.Name, subtracted);
}
return(target);
}
/// <summary>
/// Used by system internally to merge the other resources of chained operators when generating the job graph.
/// </summary>
/// <param name="other">Reference to resource to merge in.</param>
/// <returns>The new resource with merged values.</returns>
public ResourceSpec Merge(ResourceSpec other)
{
Preconditions.CheckNotNull(other, "Cannot merge with null resources");
if (Equals(Unknown) || other.Equals(Unknown))
{
return(Unknown);
}
var target = new ResourceSpec(
CpuCores.Merge(other.CpuCores),
TaskHeapMemory.Add(other.TaskHeapMemory),
TaskOffHeapMemory.Add(other.TaskOffHeapMemory),
OnHeapManagedMemory.Add(other.OnHeapManagedMemory),
OffHeapManagedMemory.Add(other.OffHeapManagedMemory));
foreach (var(key, value) in ExtendedResources)
{
target.ExtendedResources.Add(key, value);
}
foreach (var resource in other.ExtendedResources.Values)
{
var temp = target.ExtendedResources[resource.Name];
var merged = temp.Merge(resource);
target.ExtendedResources.Add(temp.Name, merged);
}
return(target);
}
public override int GetHashCode()
{
unchecked
{
var hashCode = (CpuCores != null ? CpuCores.GetHashCode() : 0);
hashCode = (hashCode * 397) ^ (TaskHeapMemory != null ? TaskHeapMemory.GetHashCode() : 0);
hashCode = (hashCode * 397) ^ (TaskOffHeapMemory != null ? TaskOffHeapMemory.GetHashCode() : 0);
hashCode = (hashCode * 397) ^ (OnHeapManagedMemory != null ? OnHeapManagedMemory.GetHashCode() : 0);
hashCode = (hashCode * 397) ^ (OffHeapManagedMemory != null ? OffHeapManagedMemory.GetHashCode() : 0);
hashCode = (hashCode * 397) ^ (ExtendedResources != null ? ExtendedResources.GetHashCode() : 0);
return(hashCode);
}
}
/// <summary>
/// Returns true if TesResources instances are equal
/// </summary>
/// <param name="other">Instance of TesResources to be compared</param>
/// <returns>Boolean</returns>
public bool Equals(TesResources other)
{
if (other is null)
{
return(false);
}
if (ReferenceEquals(this, other))
{
return(true);
}
return
((
CpuCores == other.CpuCores ||
CpuCores != null &&
CpuCores.Equals(other.CpuCores)
) &&
(
Preemptible == other.Preemptible ||
Preemptible != null &&
Preemptible.Equals(other.Preemptible)
) &&
(
RamGb == other.RamGb ||
RamGb != null &&
RamGb.Equals(other.RamGb)
) &&
(
DiskGb == other.DiskGb ||
DiskGb != null &&
DiskGb.Equals(other.DiskGb)
) &&
(
Zones == other.Zones ||
Zones != null &&
Zones.SequenceEqual(other.Zones)
));
}
