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package com.innjoo.store.cache; import com.ferris.utils.StringUtils; import android.support.v4.util.LruCache; /** * * @ClassName: LruJsonCache json缓存类 * @Description: TODO * @author 重播 * @email 459821731@qq.com * @date 2014-12-27 下午5:33:49 * @csdn blog.csdn.net/xufeifandj */ public class LruJsonCache { private LruCache<String, String> mMemoryCache; public LruJsonCache() { int maxMemory = (int) Runtime.getRuntime().maxMemory() / 10; mMemoryCache = new LruCache<String, String>(maxMemory) { @Override protected int sizeOf(String key, String value) { return value.length(); } }; } /** * * @Title: addJsonToMemoryCache * @Description: TODO 添加json内存 * @return void */ public void addJsonToMemoryCache(String key, String jsonString) { if (mMemoryCache == null) { return; } if (StringUtils.isEmpty(key)) { return; } if (getJsonFromMemCache(key) == null && jsonString != null) { mMemoryCache.put(key, jsonString); } } /** * 从内存缓存中获取一个Json * @param key * @return */ public String getJsonFromMemCache(String key) { if (mMemoryCache == null) { return null; } return mMemoryCache.get(key); } }
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原文地址:http://blog.csdn.net/xufeifandj/article/details/42195251