/// <summary>
/// Splits the heap report by GC generation.
/// </summary>
/// <returns>An array containing a heap report per GC generation. The index of the an array element denotes the GC generation.</returns>
public HeapReport[] SplitByGeneration()
{
var maxGen = GC.MaxGeneration;
//
// Keep the hash sets and heap reports in separate arrays, so the core algorithm can do away
// with traversing into the Objects property of the heap reports for each object.
//
var res = new HeapReport[maxGen + 1];
var gens = new ObjectSet[maxGen + 1];
for (var i = 0; i <= maxGen; i++)
{
var set = new ObjectSet();
gens[i] = set;
res[i] = new HeapReport(set);
}
//
// Simply iterate over all objects and copy them to the set for the corresponding generation.
//
foreach (var obj in Objects)
{
gens[GC.GetGeneration(obj)].Add(obj);
}
return(res);
}
/// <summary>
/// Creates a new heap usage analysis with a shared heap.
/// </summary>
/// <param name="reports">The reports for each heap partition.</param>
/// <param name="shared">The report for the shared heap.</param>
public HeapUsageAnalysis(Dictionary <HeapPartition, HeapReport> reports, HeapReport shared)
{
Reports = reports ?? throw new ArgumentNullException(nameof(reports));
Shared = shared ?? throw new ArgumentNullException(nameof(shared));
}