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Implementation of the Pester library.

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package fr.vergne.pester.definition;

import java.util.List;
import java.util.Optional;
import java.util.stream.Collectors;
import java.util.stream.IntStream;

import fr.vergne.pester.model.Constructor;
import fr.vergne.pester.options.Visibility;
import fr.vergne.pester.value.Generator;
import fr.vergne.pester.value.Modifier;
import fr.vergne.pester.value.Type;

public class ConstructorDefinition implements InstanciableDefinition> {
	
	private final Constructor
 instance;
	private final Optional visibility;
	private final List> parametersDefinitions;
	private final Generator> parametersGenerator;
	private final Modifier> parametersModifier;

	public ConstructorDefinition(Class
 pojoClass, List> parameters, Optional visibility) {
		this.visibility = visibility;
		this.parametersDefinitions = parameters;
		this.parametersGenerator = () -> parameters.stream()
				.map(PropertyDefinition::getGenerator)
				.map(Generator::create)
				.collect(Collectors.toList());
		this.parametersModifier = values -> IntStream.range(0, values.size())
				.mapToObj(i -> newValue(parameters.get(i), values.get(i)))
				.collect(Collectors.toList());
		
		List> parametersTypes = parameters.stream()
				.map(PropertyDefinition::getType)
				.collect(Collectors.toList());
		this.instance = new Constructor<>(pojoClass, parametersTypes);
	}
	
	@SuppressWarnings("unchecked")
	private static  T newValue(PropertyDefinition property, Object value) {
		return property.getModifier().modify((T) value);
	}

	@Override
	public Constructor getInstance() {
		return instance;
	}

	public Optional getVisibility() {
		return visibility;
	}
	
	public Generator> getParametersGenerator() {
		return parametersGenerator;
	}

	public Modifier> getParametersModifier() {
		return parametersModifier;
	}

	public List> getParametersDefinitions() {
		return parametersDefinitions;
	}
}