internal static CacheEntry CreateFromStream(BinaryReader reader)
{
CacheEntryTypes entryType = (CacheEntryTypes)reader.ReadByte();
CacheEntry entry = null;
switch (entryType)
{
case CacheEntryTypes.BuildItem:
entry = new BuildItemCacheEntry();
break;
case CacheEntryTypes.BuildResult:
entry = new BuildResultCacheEntry();
break;
case CacheEntryTypes.Property:
entry = new PropertyCacheEntry();
break;
default:
ErrorUtilities.VerifyThrow(false, "Should not get to the default of CacheEntryCustomSerializer CreateFromStream");
break;
}
entry.CreateFromStream(reader);
return(entry);
}
/// <summary>
/// Returns true if the given cache entry contains equivalent contents
/// </summary>
/// <param name="other"></param>
/// <returns></returns>
internal override bool IsEquivalent(CacheEntry other)
{
if ((other == null) || (other.GetType() != this.GetType()))
{
return(false);
}
BuildItemCacheEntry otherEntry = (BuildItemCacheEntry)other;
if (this.Name != otherEntry.Name)
{
return(false);
}
if ((this.BuildItems == null && otherEntry.BuildItems != null) ||
(this.BuildItems != null && otherEntry.BuildItems == null))
{
return(false);
}
if ((this.BuildItems == null) && (otherEntry.BuildItems == null))
{
return(true);
}
if (this.BuildItems.Length != otherEntry.BuildItems.Length)
{
return(false);
}
for (int i = 0; i < this.BuildItems.Length; i++)
{
if ((this.BuildItems[i] == null && otherEntry.BuildItems[i] != null) ||
(this.BuildItems[i] != null && otherEntry.BuildItems[i] == null))
{
return(false);
}
if ((this.BuildItems[i].FinalItemSpecEscaped != otherEntry.BuildItems[i].FinalItemSpecEscaped) ||
(this.BuildItems[i].GetCustomMetadataCount() != otherEntry.BuildItems[i].GetCustomMetadataCount()))
{
return(false);
}
ArrayList otherEntryMetadataNames = new ArrayList(otherEntry.BuildItems[i].GetAllCustomMetadataNames());
foreach (string metadataName in this.BuildItems[i].GetAllCustomMetadataNames())
{
if ((!otherEntryMetadataNames.Contains(metadataName)) ||
(this.BuildItems[i].GetEvaluatedMetadataEscaped(metadataName) != otherEntry.BuildItems[i].GetEvaluatedMetadataEscaped(metadataName)))
{
return(false);
}
}
}
return(true);
}
