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/*
 Copyright 2013 Red Hat, Inc. and/or its affiliates.

 This file is part of lightblue.

 This program is free software: you can redistribute it and/or modify
 it under the terms of the GNU General Public License as published by
 the Free Software Foundation, either version 3 of the License, or
 (at your option) any later version.

 This program is distributed in the hope that it will be useful,
 but WITHOUT ANY WARRANTY; without even the implied warranty of
 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.

 You should have received a copy of the GNU General Public License
 along with this program.  If not, see .
 */
package com.redhat.lightblue.crud;

import com.redhat.lightblue.metadata.EntityConstraint;

import com.redhat.lightblue.util.JsonDoc;

/**
 * Validates entity constraints
 */
public interface EntityConstraintChecker {

    /**
     * Entity constraint checker function
     *
     * @param validator The constraint validator instance from which the
     * implementation can access the metadata and context information
     * @param constraint field constraint
     * @param doc The document
     *
     * The function should add the errors to validator
     */
    void checkConstraint(ConstraintValidator validator,
                         EntityConstraint constraint,
                         JsonDoc doc);
}