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change mapandarray array update time

0.9.1.0-post-fixes
UbitUmarov 2019-01-06 00:47:32 +00:00
parent be94a0bffa
commit f2b447a08f
1 changed files with 25 additions and 21 deletions
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46
OpenSim/Framework/MapAndArray.cs
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@ -41,14 +41,16 @@ namespace OpenSim.Framework
{ {
private Dictionary<TKey, TValue> m_dict; private Dictionary<TKey, TValue> m_dict;
private TValue[] m_array; private TValue[] m_array;
private object m_syncRoot = new object(); private int m_lastArrayVersion;
private int m_arrayVersion;
/// <summary>Number of values currently stored in the collection</summary> /// <summary>Number of values currently stored in the collection</summary>
public int Count { get { return m_array.Length; } } public int Count { get { return m_dict.Count; } }
/// <summary>NOTE: This collection is thread safe. You do not need to /// <summary>NOTE: This collection is thread safe. You do not need to
/// acquire a lock to add, remove, or enumerate entries. This /// acquire a lock to add, remove, or enumerate entries. This
/// synchronization object should only be locked for larger /// synchronization object should only be locked for larger
/// transactions</summary> /// transactions</summary>
private object m_syncRoot = new object();
public object SyncRoot { get { return m_syncRoot; } } public object SyncRoot { get { return m_syncRoot; } }
/// <summary> /// <summary>
@ -58,6 +60,8 @@ namespace OpenSim.Framework
{ {
m_dict = new Dictionary<TKey, TValue>(); m_dict = new Dictionary<TKey, TValue>();
m_array = new TValue[0]; m_array = new TValue[0];
m_lastArrayVersion = 0;
m_arrayVersion = 0;
} }
/// <summary> /// <summary>
@ -68,6 +72,8 @@ namespace OpenSim.Framework
{ {
m_dict = new Dictionary<TKey, TValue>(capacity); m_dict = new Dictionary<TKey, TValue>(capacity);
m_array = new TValue[0]; m_array = new TValue[0];
m_lastArrayVersion = 0;
m_arrayVersion = 0;
} }
/// <summary> /// <summary>
@ -85,7 +91,7 @@ namespace OpenSim.Framework
bool containedKey = m_dict.ContainsKey(key); bool containedKey = m_dict.ContainsKey(key);
m_dict[key] = value; m_dict[key] = value;
CreateArray(); ++m_arrayVersion;
return !containedKey; return !containedKey;
} }
@ -103,8 +109,8 @@ namespace OpenSim.Framework
lock (m_syncRoot) lock (m_syncRoot)
{ {
m_dict.Add(key, value); m_dict.Add(key, value);
CreateArray(); ++m_arrayVersion;
return m_array.Length; return m_dict.Count;
} }
} }
@ -118,8 +124,7 @@ namespace OpenSim.Framework
lock (m_syncRoot) lock (m_syncRoot)
{ {
bool removed = m_dict.Remove(key); bool removed = m_dict.Remove(key);
CreateArray(); ++m_arrayVersion;
return removed; return removed;
} }
} }
@ -159,6 +164,8 @@ namespace OpenSim.Framework
{ {
m_dict = new Dictionary<TKey, TValue>(); m_dict = new Dictionary<TKey, TValue>();
m_array = new TValue[0]; m_array = new TValue[0];
m_lastArrayVersion = 0;
m_arrayVersion = 0;
} }
} }
@ -170,20 +177,17 @@ namespace OpenSim.Framework
/// values</returns> /// values</returns>
public TValue[] GetArray() public TValue[] GetArray()
{ {
return m_array; lock (m_syncRoot)
} {
if(m_lastArrayVersion != m_arrayVersion)
private void CreateArray() {
{ TValue[] array = new TValue[m_dict.Count];
// Rebuild the array from the dictionary. This method must be m_dict.Values.CopyTo(array, 0);
// called from inside a lock m_array = array;
TValue[] array = new TValue[m_dict.Count]; m_lastArrayVersion = m_arrayVersion;
int i = 0; }
return m_array;
foreach (TValue value in m_dict.Values) }
array[i++] = value;
m_array = array;
} }
} }
} }