/*******************************************************************************
 * 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 java.util.List;

/**
 * @author Jacky.gao
 * @since 2017年1月12日
 */
public class InAssertor implements Assertor {

    @Override
    public boolean eval(Object left, Object right) {
        if (left == null || right == null) {
            return false;
        }
        if (right instanceof List) {
            List<?> list = (List<?>) right;
            for (Object obj : list) {
                if (left.equals(obj)) {
                    return true;
                }
            }
            return false;
        } else if (right instanceof Object[]) {
            Object[] objs = (Object[]) right;
            for (Object obj : objs) {
                if (left.equals(obj)) {
                    return true;
                }
            }
            return false;
        } else if (right instanceof String) {
            String[] array = right.toString().split(",");
            for (String str : array) {
                if (left.equals(str)) {
                    return true;
                }
            }
            return false;
        }
        return left.equals(right);
    }
}
