live/examples/psl.eol

// For every task in the model
for (t in Task.all) {
	// Print the title and the total person-months of the task
	(t.title + ": " + t.getTotalEffort()).println();
}

// Count the tasks that are undertaken by a single person
Task.all.select(t|t.effort.size() = 1).size().
	println("One-person tasks: ");

// Returns the total person-months for a task
operation Task getTotalEffort() {
	return self.effort.
		collect(e|self.duration*e.percentage/100.0).sum();
}