/*
 * Copyright (c) 2010-2015 Evolveum
 *
 * 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.evolveum.midpoint.repo.sql.query2.hqm.condition;

import com.evolveum.midpoint.repo.sql.query2.hqm.RootHibernateQuery;
import org.apache.commons.lang.Validate;

import java.util.List;

/**
 * Condition in HQL.
 *
 * @author mederly
 */
public abstract class Condition {

    protected RootHibernateQuery rootHibernateQuery;

    public Condition(RootHibernateQuery rootHibernateQuery) {
        Validate.notNull(rootHibernateQuery, "rootHibernateQuery");
        this.rootHibernateQuery = rootHibernateQuery;
    }

    public abstract void dumpToHql(StringBuilder sb, int indent);

    public static void dumpToHql(StringBuilder sb, List<Condition> conditions, int indent) {
        boolean first = true;
        for (Condition condition : conditions) {
            if (first) {
                first = false;
            } else {
                sb.append(" and\n");
            }
            condition.dumpToHql(sb, indent);
        }
    }
}