/*******************************************************************************
 * Copyright 2017 Bstek
 *
 * 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.bstek.ureport.build.assertor;

import com.bstek.ureport.Utils;
import org.apache.commons.lang3.StringUtils;

import java.math.BigDecimal;

/**
 * @author Jacky.gao
 * @since 2017年1月12日
 */
public class GreatThenAssertor extends AbstractAssertor {

    @Override
    public boolean eval(Object left, Object right) {
        if (left == null || right == null) {
            return false;
        }
        if (StringUtils.isBlank(left.toString()) || StringUtils.isBlank(right.toString())) {
            return false;
        }
        BigDecimal leftObj = Utils.toBigDecimal(left);
        right = buildObject(right);
        BigDecimal rightObj = Utils.toBigDecimal(right);
        return leftObj.compareTo(rightObj) > 0;
    }
}
