RulesEngine.java

/**
 * This file is part of Graylog.
 *
 * Graylog 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.
 *
 * Graylog 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 Graylog.  If not, see <http://www.gnu.org/licenses/>.
 */
package org.graylog2.plugin;

import java.io.Closeable;

public interface RulesEngine {
    interface RulesSession extends Closeable {

        int evaluate(Message message, boolean retractFacts);

        Object insertFact(Object fact);

        boolean deleteFact(Object fact);
    }

    boolean addRule(String ruleSource);

    boolean addRulesFromFile(String rulesFile);

    int evaluateInSharedSession(Message message);

    RulesSession createPrivateSession();

    Object insertFact(Object fact);

    boolean deleteFact(Object fact);
}