org.tinygroup.mongodb.engine.comparemode.impl.BetweenAndCompareMode.java Source code

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Here is the source code for org.tinygroup.mongodb.engine.comparemode.impl.BetweenAndCompareMode.java

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/**
 *  Copyright (c) 1997-2013, www.tinygroup.org (luo_guo@icloud.com).
 *
 *  Licensed under the GPL, Version 3.0 (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.gnu.org/licenses/gpl.html
 *
 *  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 org.tinygroup.mongodb.engine.comparemode.impl;

import org.bson.BSONObject;
import org.tinygroup.context.Context;

import com.mongodb.BasicDBObject;
import com.mongodb.QueryOperators;

/**
 * 
 * :between and 
 * <p>
    
 * ?: wanggf <br>
 * ?: 2013-11-28 <br>
 * <br>
 */
public class BetweenAndCompareMode extends AbstractNeedValueCompareMode {

    public BSONObject generateBSONObject(String propertyName, Object value, Context context) {
        if (value != null && value.getClass().isArray()) {
            BSONObject object = new BasicDBObject();
            Object[] array = (Object[]) value;
            if (array.length == 2) {
                object.put(QueryOperators.GT, array[0]);
                object.put(QueryOperators.LT, array[1]);
                return new BasicDBObject(propertyName, object);
            }
        }
        return null;
    }

    public String getCompareKey() {
        return "betweenAnd";
    }

}