ehcache-3

How to use spring boot 2 and ehcache 3 without xml?

由 徘徊边缘 提交于 2020-06-12 07:50:42
问题 For now I have following config: @Configuration @EnableCaching public class EhcacheConfig { @Bean public CacheManager cacheManager() throws URISyntaxException { return new JCacheCacheManager(Caching.getCachingProvider().getCacheManager( getClass().getResource("/ehcache.xml").toURI(), getClass().getClassLoader() )); } } It refers to the following XML: <config xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://www.ehcache.org/v3" xmlns:jsr107="http://www.ehcache.org/v3/jsr107"

How to make sure that no one reads from Ehcache Object, while data is being written into the cache?

由 好久不见. 提交于 2019-12-24 09:48:34
问题 I want to store data into the Cache using EhCache , but if I try to access the data before data has been populated into the Cache, I get NULL POINTER exception . How can I make sure that Data is not read from the cache until and unless data has been stored into the Cache? 回答1: What you are requesting will make cache usage very problematic. If you always block on a missing entry, any eviction or expiry will put you in the same situation as having an empty cache / missing mapping. However,

Can same Ehcache object of same CacheManager be used by multiple threads?

由 被刻印的时光 ゝ 提交于 2019-12-09 06:52:27
I have created a Cache object which stores a String as the key and a serialized object as the value. Cache(String--->Object) I am trying to run three Akka threads which retrieve and write into the same Ehcache object in a synchronized way. Thread 1- synchronized (LockForEhcache){ serializedObj = cachename.get("key"); //--- this returns an Object } //modify the serializedObj here.... //Again store the modify Object in the Cache synchronized (LockForEhcache){ cachename.clear(); cachename.put("key",serializedObj); Thread 2- synchronized (LockForEhcache){ serializedObj = cachename.get("key"); //--

Can same Ehcache object of same CacheManager be used by multiple threads?

由 十年热恋 提交于 2019-12-08 07:56:09
问题 I have created a Cache object which stores a String as the key and a serialized object as the value. Cache(String--->Object) I am trying to run three Akka threads which retrieve and write into the same Ehcache object in a synchronized way. Thread 1- synchronized (LockForEhcache){ serializedObj = cachename.get("key"); //--- this returns an Object } //modify the serializedObj here.... //Again store the modify Object in the Cache synchronized (LockForEhcache){ cachename.clear(); cachename.put(
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