// Start Count threads
// each thread performs X loops
// each loop gets a unique number Y from a shared object and performs setVersion in the synchronized block
// then the thread performs reads, write and read of shared variables, writing the number Y
// ==> the reads should not see any higher number (unless watemarks reached)
// ==> reads should produce the exact same result unless setVersion called
private void TryMT(int numThreads, int numLoops, int numVariables)
{
var coord = new VariableVersionCoord(_service);
int ord = 'A';
// create variables
var variables = new String[numVariables];
for (int i = 0; i < numVariables; i++)
{
variables[i] = String.Format("{0}", ((char)(ord + i)));
_service.CreateNewVariable(null, variables[i], typeof(int).FullName, false, false, false, 0, null);
_service.AllocateVariableState(variables[i], EPStatementStartMethodConst.DEFAULT_AGENT_INSTANCE_ID, null, false);
}
BasicExecutorService threadPool = Executors.NewFixedThreadPool(numThreads);
var callables = new VariableServiceCallable[numThreads];
var future = new Future <bool> [numThreads];
for (int i = 0; i < numThreads; i++)
{
callables[i] = new VariableServiceCallable(variables, _service, coord, numLoops);
future[i] = threadPool.Submit(callables[i]);
}
threadPool.Shutdown();
threadPool.AwaitTermination(new TimeSpan(0, 0, 10));
for (int i = 0; i < numThreads; i++)
{
Assert.IsTrue(future[i].GetValueOrDefault());
}
//Console.Out.WriteLine(service.ToString());
// Verify results per thread
for (int i = 0; i < callables.Length; i++)
{
int[][] result = callables[i].Results;
int[] marks = callables[i].Marks;
}
}
public VariableServiceCallable(String[] variables, VariableService variableService, VariableVersionCoord variableVersionCoord, int numLoops)
{
_random = new Random();
_variables = variables;
_variableService = variableService;
_variableVersionCoord = variableVersionCoord;
_numLoops = numLoops;
_results = new int[numLoops][];
for (int ii = 0; ii < numLoops; ii++)
{
_results[ii] = new int[variables.Length];
}
_marks = new int[numLoops];
_readers = new VariableReader[variables.Length];
for (int i = 0; i < variables.Length; i++)
{
_readers[i] = variableService.GetReader(variables[i], EPStatementStartMethodConst.DEFAULT_AGENT_INSTANCE_ID);
}
}
public VariableServiceCallable(String[] variables, VariableService variableService, VariableVersionCoord variableVersionCoord, int numLoops)
{
_random = new Random();
_variables = variables;
_variableService = variableService;
_variableVersionCoord = variableVersionCoord;
_numLoops = numLoops;
_results = new int[numLoops][];
for (int ii = 0; ii < numLoops; ii++)
{
_results[ii] = new int[variables.Length];
}
_marks = new int[numLoops];
_readers = new VariableReader[variables.Length];
for (int i = 0; i < variables.Length; i++)
{
_readers[i] = variableService.GetReader(variables[i], 0);
}
}