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/*
 * Copyright 2014 - 2019 Blazebit.
 *
 * 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.blazebit.persistence.view.metamodel;

import com.blazebit.persistence.view.CorrelationProvider;
import com.blazebit.persistence.view.CorrelationProviderFactory;

/**
 * Instances of the type {@linkplain CorrelatedAttribute} represents single-valued properties or fields.
 *
 * @param  The type of the declaring entity view
 * @param  The type of attribute
 * @author Christian Beikov
 * @since 1.2.0
 */
public interface CorrelatedAttribute extends Attribute {

    /**
     * Returns the correlation provider factory of the attribute.
     *
     * @return The correlation provider factory of the attribute
     * @since 1.4.0
     */
    public CorrelationProviderFactory getCorrelationProviderFactory();

    /**
     * Returns the correlation provider of the attribute.
     *
     * @return The correlation provider of the attribute
     */
    public Class getCorrelationProvider();

    /**
     * Returns the correlation basis of the attribute.
     *
     * @return The correlation basis of the attribute
     */
    public String getCorrelationBasis();

    /**
     * Returns the correlation result of the attribute.
     *
     * @return The correlation result of the attribute
     */
    public String getCorrelationResult();

}