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/*
 * Copyright 2011 James Moger.
 *
 * 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 com.iciql;

/**
 * This class represents a "between y and z" condition.
 * 
 * @param <T>
 *            the return type of the query
 * @param <A>
 *            the incomplete condition data type
 */
public class QueryBetween<T, A> {

	private Query<T> query;
	private A x;
	private A y;

	/**
	 * Construct a between condition.
	 * 
	 * @param query
	 *            the query
	 * @param x
	 *            the alias
	 * @param y
	 *            the lower bound of the between condition
	 */
	public QueryBetween(Query<T> query, A x, A y) {
		this.query = query;
		this.x = x;
		this.y = y;
	}

	/**
	 * Set the upper bound of the between condition.
	 * 
	 * @param z
	 *            the upper bound of the between condition
	 * @return the query
	 */
	public QueryWhere<T> and(A z) {
		query.addConditionToken(new Condition<A>(x, y, z, CompareType.BETWEEN));
		return new QueryWhere<T>(query);
	}
}