org.graylog.plugins.pipelineprocessor.ast.expressions.AndExpression Maven / Gradle / Ivy

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/**
 * 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 .
 */
package org.graylog.plugins.pipelineprocessor.ast.expressions;

import org.antlr.v4.runtime.Token;
import org.graylog.plugins.pipelineprocessor.EvaluationContext;

public class AndExpression extends BinaryExpression implements LogicalExpression {
    public AndExpression(Token start, Expression left,
                         Expression right) {
        super(start, left, right);
    }

    @Override
    public Object evaluateUnsafe(EvaluationContext context) {
        return evaluateBool(context);
    }

    @Override
    public boolean evaluateBool(EvaluationContext context) {
        return ((LogicalExpression)left).evaluateBool(context) && ((LogicalExpression)right).evaluateBool(context);
    }

    @Override
    public Class getType() {
        return Boolean.class;
    }

    @Override
    public String toString() {
        return left.toString() + " AND " + right.toString();
    }
}