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/*
* JBoss, Home of Professional Open Source
* Copyright 2009, Red Hat, Inc. and/or its affiliates, and individual contributors
* by the @authors tag. See the copyright.txt in the distribution for a
* full listing of individual contributors.
*
* 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 javax.validation.bootstrap;

import javax.validation.Configuration;
import javax.validation.ValidationException;
import javax.validation.ValidationProviderResolver;
import javax.validation.ValidatorFactory;

/**
 * Defines the state used to bootstrap Bean Validation and
 * creates a provider agnostic {@link Configuration}.
 *
 * @author Emmanuel Bernard
 */
public interface GenericBootstrap {

	/**
	 * Defines the provider resolution strategy.
	 * This resolver returns the list of providers evaluated
	 * to build the {@link Configuration}.
	 * 
	 * If no resolver is defined, the default {@link ValidationProviderResolver}
	 * implementation is used.
	 *
	 * @param resolver the {@code ValidationProviderResolver} to use for bootstrapping
	 * @return {@code this} following the chaining method pattern
	 */
	GenericBootstrap providerResolver(ValidationProviderResolver resolver);

	/**
	 * Returns a generic {@link Configuration} implementation.
	 * At this stage the provider used to build the {@link ValidatorFactory}
	 * is not defined.
	 * 
	 * The {@code Configuration} implementation is provided by the first provider
	 * returned by the {@link ValidationProviderResolver} strategy.
	 *
	 * @return a {@code Configuration} implementation compliant with the bootstrap state
	 * @throws ValidationException if the {@code Configuration} object cannot be built;
	 *         this is generally due to an issue with the {@code ValidationProviderResolver}
	 */
	Configuration configure();
}