com.eightkdata.mongowp.bson.abst.AbstractIterableBasedBsonArray.java Source code

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Here is the source code for com.eightkdata.mongowp.bson.abst.AbstractIterableBasedBsonArray.java

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/*
 * MongoWP
 * Copyright  2014 8Kdata Technology (www.8kdata.com)
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero 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 Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program. If not, see <http://www.gnu.org/licenses/>.
 */

package com.eightkdata.mongowp.bson.abst;

import com.eightkdata.mongowp.bson.BsonValue;
import com.google.common.collect.Iterables;

public abstract class AbstractIterableBasedBsonArray extends AbstractBsonArray {

    private int cachedSize = -1;

    @Override
    public BsonValue<?> get(int index) {
        return Iterables.get(this, index);
    }

    @Override
    public boolean contains(BsonValue<?> element) {
        return Iterables.contains(this, element);
    }

    @Override
    public int size() {
        if (cachedSize == -1) {
            cachedSize = Iterables.size(this);
            assert cachedSize != -1;
        }
        return cachedSize;
    }

}