/// <summary>
/// runs the optimizer
/// </summary>
public void run()
{
initializeStreams();
// assign a batch id for the solution manager
batchid = fetchBatchId();
// assign a solution id generator for the manager
gen = new SolutionIdGenerator("all_solutions", 100, DbApi());
var task1 = startAllSolutionInsert();
var task2 = startDeletedSolutionInsert();
// run the agents and clean up
for (int i = 0; i < 300; i++)
{
runAgents(createrAgents, allSolutionsStream);
}
for (int i = 0; i < 12; i++)
{
runAgents(workerAgents, allSolutionsStream);
if (i != 0 && i % 3 == 0)
{
runAgents(destroyerAgents, deletedSolutionsStream);
}
}
cleanup();
stopStreams();
waitForThreads(task1, task2);
}
/// <summary>
/// Re runs the optimizer using the defined rules
/// </summary>
/// <param name="newRules">the list of new rules</param>
/// <param name="batchId">the batchid of the solutions againast which this runs</param>
public void rerun(List <Rule> newRules, int batchId)
{
this.batchid = batchId;
// fetch solutions from database and add them to our population
initializeStreams();
this.population = getSolutionsForABatchId(batchId).Select(x =>
{
runAndEvaluateObjective(x);
return(x);
});
//assign the solution id generator
gen = new SolutionIdGenerator("all_solutions", 100, DbApi());
createRulesAndDestroyerAgents(newRules); // create destroyer agents to incorporate rules
var task1 = startAllSolutionInsert();
var task2 = startDeletedSolutionInsert();
for (int i = 0; i < 12; i++)
{
runAgents(workerAgents, allSolutionsStream);
if (i != 0 && i % 3 == 0)
{
runAgents(destroyerAgents, deletedSolutionsStream);
}
}
// clean up
cleanup();
stopStreams();
waitForThreads(task1, task2);
}
/// <summary>
/// Assigns a solutionId Generator to the agent which can later be used to generate solutions
/// a new instace of the generator is created everyt time for thread safety
/// </summary>
/// <param name="gn"> the generator to be used</param>
public void assignGenerator(SolutionIdGenerator gn)
{
// Creates a new Solution Generator Object for thread safety and assigns it once
// to the agent
if (this.generateId == null)
{
var genType = gn.GetType();
var parameters = new Object[3];
parameters[0] = "all_solutions";
parameters[1] = 100;
parameters[2] = gn.dbapi;
var newGenerator = Activator.CreateInstance(genType, parameters);
generateId = (SolutionIdGenerator)newGenerator;
}
}