Ehcache 缓存
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Ehcache 缓存
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1 package org.jeecgframework.core.util;
2
3 import net.sf.ehcache.Cache;
4 import net.sf.ehcache.CacheManager;
5 import net.sf.ehcache.Element;
6
7 /**
8 * ehcache 緩存工具類
9 *
10 * cacheName在ehcache.xml中配置
11 */
12 public class EhcacheUtil {
13
14 public static CacheManager manager = CacheManager.create();
15
16 public static Object get(String cacheName, Object key) {
17 Cache cache = manager.getCache(cacheName);
18 if (cache != null) {
19 Element element = cache.get(key);
20 if (element != null) {
21 return element.getObjectValue();
22 }
23 }
24 return null;
25 }
26
27 public static void put(String cacheName, Object key, Object value) {
28 Cache cache = manager.getCache(cacheName);
29 if (cache != null) {
30 cache.put(new Element(key, value));
31 }
32 }
33
34 public static boolean remove(String cacheName, Object key) {
35 Cache cache = manager.getCache(cacheName);
36 if (cache != null) {
37 return cache.remove(key);
38 }
39 return false;
40 }
41
42 public static void main(String[] args) {
43 String key = "key";
44 String value = "hello";
45 EhcacheUtil.put("mytest", key, value);
46 //System.out.println(EhcacheUtil.get("mytest", key));
47 }
48
49 } 1 <?xml version="1.0" encoding="UTF-8"?>
2 <ehcache updateCheck="false">
3
4 <diskStore path="java.io.tmpdir" />
5
6 <!-- Cluster localhost setting -->
7 <cacheManagerPeerProviderFactory
8 class="net.sf.ehcache.distribution.RMICacheManagerPeerProviderFactory"
9 properties="peerDiscovery=automatic, multicastGroupAddress=230.0.0.1,
10 multicastGroupPort=4446, timeToLive=32"/>
11
12 <cacheManagerPeerListenerFactory
13 class="net.sf.ehcache.distribution.RMICacheManagerPeerListenerFactory"
14 properties="hostName=localhost, port=40001,socketTimeoutMillis=2000" />
15
16
17 <cache name="dictCache" maxElementsInMemory="500" overflowToDisk="true"
18 eternal="true">
19 <cacheEventListenerFactory
20 class="net.sf.ehcache.distribution.RMICacheReplicatorFactory"
21 properties="replicatePuts=false,replicateUpdatesViaCopy=false" />
22 </cache>
23
24 <cache name="eternalCache" maxElementsInMemory="500"
25 overflowToDisk="true" eternal="false" timeToIdleSeconds="1200"
26 timeToLiveSeconds="1200">
27 <cacheEventListenerFactory
28 class="net.sf.ehcache.distribution.RMICacheReplicatorFactory"
29 properties="replicatePuts=false,replicateUpdatesViaCopy=false" />
30 </cache>
31 <!-- DefaultCache setting. Modify ehcache-safe.xml for timeToIdleSeconds,timeToLiveSecond,diskExpiryThreadIntervalSeconds
32 Use ehcache-safe.xml default for maxElementsInMemory,maxElementsOnDisk,overflowToDisk,eternal
33 Use ehcache default for memoryStoreEvictionPolicy,diskPersistent,. -->
34 <defaultCache maxElementsInMemory="10000" overflowToDisk="true"
35 eternal="false" memoryStoreEvictionPolicy="LRU" maxElementsOnDisk="10000000"
36 diskExpiryThreadIntervalSeconds="600" timeToIdleSeconds="3600"
37 timeToLiveSeconds="100000" diskPersistent="false" />
38 </ehcache> View Code
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轉載于:https://www.cnblogs.com/Eeexiang/p/9146656.html
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