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/**
 * vertigo - simple java starter
 *
 * Copyright (C) 2013, KleeGroup, [email protected] (http://www.kleegroup.com)
 * KleeGroup, Centre d'affaire la Boursidiere - BP 159 - 92357 Le Plessis Robinson Cedex - France
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package io.vertigo.dynamo.domain.metamodel;

import io.vertigo.lang.Assertion;
import io.vertigo.lang.Builder;

import java.util.HashMap;
import java.util.Map;

/**
 * Gestion de la flexibilité structurelle du modèle.
 * Permet d'ajouter des propriétés sur les concepts structurels.
 *
 * @author pchretien
 */
public final class PropertiesBuilder implements Builder {
	private final Map, Object> properties = new HashMap<>();

	/**
	 * Ajout d'une propriété typée.
	 * @param  Property type
	 * @param property propriété
	 * @param value Valeur de la propriété
	 * @return builder
	 */
	public  PropertiesBuilder addValue(final Property property, final T value) {
		Assertion.checkNotNull(property);
		Assertion.checkArgument(!properties.containsKey(property), "Propriété {0} déjà déclarée : ", property);
		//On vérifie que la valeur est du bon type
		property.getType().cast(value);
		//-----
		properties.put(property, value);
		return this;
	}

	/** {@inheritDoc} */
	@Override
	public Properties build() {
		return new Properties(properties);
	}
}