/**
 * Copyright (c) 2015-2017, Chill Zhuang 庄骞 (smallchill@163.com).
 * <p>
 * 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
 * <p>
 * http://www.apache.org/licenses/LICENSE-2.0
 * <p>
 * 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.sinata.core.cache;


/**
 * 缓存工厂基类
 */
public abstract class BaseCacheFactory implements ICache {

    @SuppressWarnings("unchecked")
    public <T> T get(String cacheName, Object key, ILoader iLoader) {
        Object data = get(cacheName, key);
        if (data == null) {
            data = iLoader.load();
            put(cacheName, key, data);
        }
        return (T) data;
    }

    @SuppressWarnings("unchecked")
    public <T> T get(String cacheName, Object key, Class<? extends ILoader> iLoaderClass) {
        Object data = get(cacheName, key);
        if (data == null) {
            try {
                ILoader dataLoader = iLoaderClass.newInstance();
                data = dataLoader.load();
                put(cacheName, key, data);
            } catch (Exception e) {
                throw new RuntimeException(e);
            }
        }
        return (T) data;
    }

}