fabiosoaza/spring-rest-base

package com.restbase.application.config;

import javax.annotation.PostConstruct;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.cache.annotation.EnableCaching;
import org.springframework.cache.ehcache.EhCacheCacheManager;
import org.springframework.context.annotation.Configuration;

import com.restbase.model.cache.CacheNames;

import net.sf.ehcache.Cache;
import net.sf.ehcache.config.CacheConfiguration;

@EnableCaching
@Configuration
public class EHCacheConfiguration {

    @Value("${cache.defaultCacheConfig.timeToLiveInSeconds:50}")
    private Integer defaultCacheConfigTimeToLiveInSeconds;
    
    @Value("${cache.defaultCacheConfig.maxElementsInMemory:50}")
    private Integer defaultCacheConfigMaxEntriesLocalHeapElementsInMemory;
    
    @Autowired
    private EhCacheCacheManager ehCacheManager;
    
    @PostConstruct
    public void init(){
        net.sf.ehcache.CacheManager cacheManager = ehCacheManager.getCacheManager();    
        
        addCacheConfig(cacheManager, CacheNames.TEST, defaultCacheConfigTimeToLiveInSeconds, defaultCacheConfigMaxEntriesLocalHeapElementsInMemory);
        
        
    }

    /**
     * 
     * @param cacheManager
     * @param cacheName
     * @param timeToLiveSeconds
     * @param maxEntriesLocalHeap
     */
    private void addCacheConfig(net.sf.ehcache.CacheManager cacheManager, String cacheName, long timeToLiveSeconds, long maxEntriesLocalHeap) {
        CacheConfiguration config = new CacheConfiguration();
        config.setTimeToLiveSeconds(timeToLiveSeconds);
        config.setMaxEntriesLocalHeap(maxEntriesLocalHeap);
        config.setName(cacheName);
        
        Cache cache =  new Cache(config);        
        cacheManager.addCache(cache);
    }
    
    
    
    
    
    
}