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A Cyber Threat Intelligence (CTI) STIX v2.1 pattern compiler and expression evaluator

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/*
 * stix-pattern-evaluator
 * Copyright (C) 2020 - Christopher Carver
 *
 * 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 design.unstructured.stix.evaluator;

import java.util.Set;

public interface ComparisonEvaluator {
    boolean isEqual(Object contextObject, Object patternObject);

    boolean isNotEqual(Object contextObject, Object patternObject);

    boolean isIn(Object contextObject, Set patternObject);

    boolean isGreaterThan(Number contextObject, Number patternObject);

    boolean isGreaterThanOrEqual(Number contextObject, Number patternObject);

    boolean isLessThan(Number contextObject, Number patternObject);

    boolean isLessThanOrEqual(Number contextObject, Number patternObject);

    boolean matches(Object contextObject, Object patternObject);
}