public bool allocate(Actor obj)
{
// First, try allocating from the last used bucket.
ObjectBucket b=buckets[last_bucket];
int i=b.allocate();
if(i>=0)
{
b.objects[i]=obj;
obj.setPublicID(last_bucket*256+i);
return true;
}
/* If the last used bucket is already full, scan all the buckets for an
empty place. If none is available, create a new bucket. */
for(i=0; i<256; ++i)
{
b=buckets[i];
if(b!=null)
{
/* Buckets are created in order. If there is nothing at position i,
there will not be anything in the next positions. So create a
new bucket. */
b=new ObjectBucket();
buckets[i]=b;
Logger.Write(LogLevel.Debug, "New bucket created");
}
int j=b.allocate();
if(j>=0)
{
last_bucket=i;
b.objects[j]=obj;
obj.setPublicID(last_bucket*256+j);
return true;
}
}
// All the IDs are currently used, fail.
Logger.Write(LogLevel.Error, "unable to allocate id");
return false;
}