implab/ImplabNet Files · Implab/SafePool.cs

improved performance of a chained map operation

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             SafePool.cs
        
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      using Implab.Parallels;

      using System;

      using System.Collections.Generic;

      using System.Linq;

      using System.Text;

      using System.Threading;

      namespace Implab {

          public class SafePool<T> where T : new() {

              readonly MTQueue<T> m_queue = new MTQueue<T>();

              readonly int m_size;

              int m_count = 0;

              public SafePool() : this(10) {

              }

              public SafePool(int size) {

                  Safe.ArgumentInRange(size,1,size,"size");

                  m_size = size;

              }

              public T Allocate() {

                  T instance;

                  if (m_queue.TryDequeue(out instance)) {

                      Interlocked.Decrement(ref m_count);

                      return instance;

                  }

                  return new T();

              }

              public void Release(T instance) {

                  if (m_count < m_size) {

                      Interlocked.Increment(ref m_count);

                      m_queue.Enqueue(instance);

                  }

              }

          }

      }

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				using Implab.Parallels;
				using System;
				using System.Collections.Generic;
				using System.Linq;
				using System.Text;
				using System.Threading;

				namespace Implab {
				public class SafePool<T> where T : new() {
				readonly MTQueue<T> m_queue = new MTQueue<T>();
				readonly int m_size;
				int m_count = 0;

				public SafePool() : this(10) {

				}

				public SafePool(int size) {
				Safe.ArgumentInRange(size,1,size,"size");

				m_size = size;
				}

				public T Allocate() {
				T instance;
				if (m_queue.TryDequeue(out instance)) {
				Interlocked.Decrement(ref m_count);
				return instance;
				}
				return new T();
				}

				public void Release(T instance) {
				if (m_count < m_size) {
				Interlocked.Increment(ref m_count);
				m_queue.Enqueue(instance);
				}
				}
				}
				}