в 15:31, 26 мая 2010

2010-05-26T15:31:35Z

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2010-05-26T12:10:48Z

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==MethodImplOptions.Synchronized==

<source lang="csharp">
/*
Revised from code in "Computing with C# and the .NET Framework"
# Paperback: 753 pages
# Publisher: Jones and Bartlett Publishers, Inc.; Bk&CD-Rom edition (February 2003)
# Language: English
# ISBN: 0763723398
# Product Dimensions: 8.9 x 7.7 x 1.1 inches
*/

using System;
using System.Runtime.rupilerServices;
using System.Threading;
class Buffer {
public const int size = 3;
int[] buffer = new int [size];
int putpos=0;
int getpos=0;
int number=0;
[MethodImpl(MethodImplOptions.Synchronized)]
public void Put(int value) {
if (number == size) {
Console.WriteLine("Cannot put -- Buffer full");
Monitor.Wait(this);
}
number++;
buffer[putpos] = value;
Console.WriteLine("Put "+value);
putpos = (putpos + 1) % size;
if (number == 1) Monitor.Pulse(this);
}
[MethodImpl(MethodImplOptions.Synchronized)]
public int Get() {
if (number == 0) {
Console.WriteLine("Buffer empty");
Monitor.Wait(this);
}
number--;
int n = buffer[getpos];
Console.WriteLine("Get "+n);
getpos = (getpos + 1) % size;
if (number == size - 1) Monitor.Pulse(this);
return n;
}
}
class Producer {
Buffer buf;
public Producer(Buffer b) {
buf = b;
Thread thread = new Thread(new ThreadStart(Run));
thread.Start();
}
public void Run() {
for(; true; ) {
buf.Put(0);
}
}
}
class Consumer {
Buffer buf;
public Consumer(Buffer b) {
buf = b;
Thread thread = new Thread(new ThreadStart(Run));
thread.Start();
}
public void Run() {
for (; true;) {
buf.Get();
}
}
}
public class PutGet {
public static void Main(String[] args) {
Buffer b = new Buffer();
Producer p = new Producer(b);
Consumer c = new Consumer(b);
}
}

</source>

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в 15:31, 26 мая 2010

Admin: 1 версия