@SuppressWarnings("unchecked")
public void configure(Configuration settings) {
// Number of mutator components
int numberOfComponents = settings.getList("component[@type]").size();
// Allocate space for components
IMutator[] components = new IMutator[numberOfComponents];
for (int i = 0; i < numberOfComponents; i++) {
// Header
String header = "component(" + i + ")";
try {
// Component classname
String componentClassname = settings.getString(header + "[@type");
// Component class
Class<IMutator> componentClass = (Class<IMutator>) Class.forName(componentClassname);
// Component instance
IMutator component = componentClass.newInstance();
// Configure component (if necessary)
if (component instanceof IConfigure) {
((IConfigure) component).configure(settings.subset(header));
}
} catch (ClassNotFoundException e) {
e.printStackTrace();
} catch (InstantiationException e) {
e.printStackTrace();
} catch (IllegalAccessException e) {
e.printStackTrace();
}
}
// Set components
setComponents(components);
}
/**
* Configuration method.
*
* <p>Configuration parameters for BaseAlgorithm class are:
*
* <ul>
* <li><code>species: ISpecies (complex)</code> Individual species
* <li><code>evaluator: IEvaluator (complex)</code> Individuals evaluator
* <li><code>population-size: int</code> Population size
* <li><code>max-of-generations: int</code> Maximum number of generations
* <li><code>provider: IProvider (complex)</code> Individuals provider
* <li><code>mu: int</code> Number of parents to select
* <li><code>lambda: int</code> Number of son to obtain by recombination
* <li><code>recombinator: IRecombinator (complex)</code> Recombination operator
* </ul>
*/
@SuppressWarnings("unchecked")
public void configure(Configuration configuration) {
// Call super.configure() method
super.configure(configuration);
// Mu parameter
int mu = configuration.getInt("mu");
setMu(mu);
// Lambda parameter
int lambda = configuration.getInt("lambda");
setLambda(lambda);
// Recombinator
try {
// Recombinator classname
String recombinatorClassname = configuration.getString("recombinator[@type]");
// Recombinator class
Class<? extends IRecombinator> recombinatorClass =
(Class<? extends IRecombinator>) Class.forName(recombinatorClassname);
// Recombinator instance
IRecombinator recombinator = recombinatorClass.newInstance();
// Configure recombinator if necessary
if (recombinator instanceof IConfigure) {
// Extract recombinator configuration
Configuration recombinatorConfiguration = configuration.subset("recombinator");
// Configure species
((IConfigure) recombinator).configure(recombinatorConfiguration);
}
// Set species
setRecombinator(recombinator);
} catch (ClassNotFoundException e) {
throw new ConfigurationRuntimeException("Illegal recombinator classname");
} catch (InstantiationException e) {
throw new ConfigurationRuntimeException("Problems creating an instance of recombinator", e);
} catch (IllegalAccessException e) {
throw new ConfigurationRuntimeException("Problems creating an instance of recombinator", e);
}
}