{"id":1472,"date":"2023-07-20T16:22:12","date_gmt":"2023-07-20T08:22:12","guid":{"rendered":"http:\/\/blog.sway.com.cn\/?p=1472"},"modified":"2023-07-24T13:44:56","modified_gmt":"2023-07-24T05:44:56","slug":"%e5%9c%a8springboot%e4%b8%ad%e7%ae%80%e5%8d%95%e4%bd%bf%e7%94%a8ehcache","status":"publish","type":"post","link":"http:\/\/blog.sway.com.cn\/?p=1472","title":{"rendered":"\u5728SpringBoot\u4e2d\u7b80\u5355\u4f7f\u7528EhCache"},"content":{"rendered":"\n<p>\u5f88\u4e0d\u5de7\uff0c\u9879\u76ee\u6240\u5728\u7684\u73af\u5883\u4e2d\u4e0d\u5141\u8bb8\u4f7f\u7528Redis\/Memcached\u7b49\u9700\u8981\u989d\u5916\u5b89\u88c5\u8f6f\u4ef6\u73af\u5883\uff0c\u56e0\u6b64\u53ea\u80fd\u4f7f\u7528EhCache\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u57fa\u672c\u4ecb\u7ecd<\/h2>\n\n\n\n<p>EhCache \u662f\u4e00\u4e2a\u7eafJava\u7684\u8fdb\u7a0b\u5185\u7f13\u5b58\u6846\u67b6\uff0c\u5177\u6709\u5feb\u901f\u3001\u7cbe\u5e72\u7b49\u7279\u70b9\uff0c\u662fHibernate\u4e2d\u9ed8\u8ba4CacheProvider\u3002Ehcache\u662f\u4e00\u79cd\u5e7f\u6cdb\u4f7f\u7528\u7684\u5f00\u6e90Java\u5206\u5e03\u5f0f\u7f13\u5b58\u3002\u4e3b\u8981\u9762\u5411\u901a\u7528\u7f13\u5b58,Java EE\u548c\u8f7b\u91cf\u7ea7\u5bb9\u5668\u3002\u5b83\u5177\u6709\u5185\u5b58\u548c\u78c1\u76d8\u5b58\u50a8\uff0c\u7f13\u5b58\u52a0\u8f7d\u5668,\u7f13\u5b58\u6269\u5c55,\u7f13\u5b58\u5f02\u5e38\u5904\u7406\u7a0b\u5e8f,\u4e00\u4e2agzip\u7f13\u5b58servlet\u8fc7\u6ee4\u5668,\u652f\u6301REST\u548cSOAP api\u7b49\u7279\u70b9\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u4f7f\u7528\u65b9\u6cd5<\/h2>\n\n\n\n<p><strong>\u7b2c\u4e00\u6b65\uff1a\u5f15\u5165\u4f9d\u8d56<\/strong><\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">        &lt;!-- ehcache \u7f13\u5b58\u4f9d\u8d56-->\n        &lt;dependency>\n            &lt;groupId>net.sf.ehcache&lt;\/groupId>\n            &lt;artifactId>ehcache&lt;\/artifactId>\n        &lt;\/dependency>\n        &lt;dependency>\n            &lt;groupId>org.springframework.boot&lt;\/groupId>\n            &lt;artifactId>spring-boot-starter-cache&lt;\/artifactId>\n        &lt;\/dependency><\/pre>\n\n\n\n<p><strong>\u7b2c\u4e8c\u6b65\uff1a\u521b\u5efa\u914d\u7f6e<\/strong><\/p>\n\n\n\n<p>\u5728application\u4e2d\u52a0\u5165\u4ee5\u4e0b\u914d\u7f6e\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">spring:\n  cache:\n    type: ehcache\n    ehcache:\n      config: classpath:\/ehcache.xml<\/pre>\n\n\n\n<p>\u521b\u5efa\u914d\u7f6e\u6587\u4ef6ehcache.xml\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">&lt;?xml version=\"1.0\" encoding=\"UTF-8\"?>\n&lt;ehcache xmlns:xsi=\"http:\/\/www.w3.org\/2001\/XMLSchema-instance\"\n         xsi:noNamespaceSchemaLocation=\"http:\/\/ehcache.org\/ehcache.xsd\"\n         updateCheck=\"false\">\n    &lt;defaultCache maxElementsInMemory=\"1000\"\n                  overflowToDisk=\"false\" diskPersistent=\"false\" timeToIdleSeconds=\"3600\"\n                  timeToLiveSeconds=\"3600\" memoryStoreEvictionPolicy=\"LRU\"\/>\n    &lt;!--\n       name:\u7f13\u5b58\u540d\u79f0\u3002\n       maxElementsInMemory\uff1a\u7f13\u5b58\u6700\u5927\u4e2a\u6570\u3002\n       eternal:\u5bf9\u8c61\u662f\u5426\u6c38\u4e45\u6709\u6548\uff0c\u4e00\u4f46\u8bbe\u7f6e\u4e86\uff0ctimeout\u5c06\u4e0d\u8d77\u4f5c\u7528\u3002\n       timeToIdleSeconds\uff1a\u8bbe\u7f6e\u5bf9\u8c61\u5728\u5931\u6548\u524d\u7684\u5141\u8bb8\u95f2\u7f6e\u65f6\u95f4\uff08\u5355\u4f4d\uff1a\u79d2\uff09\u3002\u4ec5\u5f53eternal=false\u5bf9\u8c61\u4e0d\u662f\u6c38\u4e45\u6709\u6548\u65f6\u4f7f\u7528\uff0c\u53ef\u9009\u5c5e\u6027\uff0c\u9ed8\u8ba4\u503c\u662f0\uff0c\u4e5f\u5c31\u662f\u53ef\u95f2\u7f6e\u65f6\u95f4\u65e0\u7a77\u5927\u3002\n       timeToLiveSeconds\uff1a\u8bbe\u7f6e\u5bf9\u8c61\u5728\u5931\u6548\u524d\u5141\u8bb8\u5b58\u6d3b\u65f6\u95f4\uff08\u5355\u4f4d\uff1a\u79d2\uff09\u3002\u6700\u5927\u65f6\u95f4\u4ecb\u4e8e\u521b\u5efa\u65f6\u95f4\u548c\u5931\u6548\u65f6\u95f4\u4e4b\u95f4\u3002\u4ec5\u5f53eternal=false\u5bf9\u8c61\u4e0d\u662f\u6c38\u4e45\u6709\u6548\u65f6\u4f7f\u7528\uff0c\u9ed8\u8ba4\u662f0.\uff0c\u4e5f\u5c31\u662f\u5bf9\u8c61\u5b58\u6d3b\u65f6\u95f4\u65e0\u7a77\u5927\u3002\n       overflowToDisk\uff1a\u5f53\u5185\u5b58\u4e2d\u5bf9\u8c61\u6570\u91cf\u8fbe\u5230maxElementsInMemory\u65f6\uff0cEhcache\u5c06\u4f1a\u5bf9\u8c61\u5199\u5230\u78c1\u76d8\u4e2d\u3002\n       diskSpoolBufferSizeMB\uff1a\u8fd9\u4e2a\u53c2\u6570\u8bbe\u7f6eDiskStore\uff08\u78c1\u76d8\u7f13\u5b58\uff09\u7684\u7f13\u5b58\u533a\u5927\u5c0f\u3002\u9ed8\u8ba4\u662f30MB\u3002\u6bcf\u4e2aCache\u90fd\u5e94\u8be5\u6709\u81ea\u5df1\u7684\u4e00\u4e2a\u7f13\u51b2\u533a\u3002\n       maxElementsOnDisk\uff1a\u786c\u76d8\u6700\u5927\u7f13\u5b58\u4e2a\u6570\u3002\n       diskPersistent\uff1a\u662f\u5426\u7f13\u5b58\u865a\u62df\u673a\u91cd\u542f\u671f\u6570\u636e Whether the disk store persists between restarts of the Virtual Machine. The default value is false.\n       diskExpiryThreadIntervalSeconds\uff1a\u78c1\u76d8\u5931\u6548\u7ebf\u7a0b\u8fd0\u884c\u65f6\u95f4\u95f4\u9694\uff0c\u9ed8\u8ba4\u662f120\u79d2\u3002\n       memoryStoreEvictionPolicy\uff1a\u5f53\u8fbe\u5230maxElementsInMemory\u9650\u5236\u65f6\uff0cEhcache\u5c06\u4f1a\u6839\u636e\u6307\u5b9a\u7684\u7b56\u7565\u53bb\u6e05\u7406\u5185\u5b58\u3002\u9ed8\u8ba4\u7b56\u7565\u662fLRU\uff08\u6700\u8fd1\u6700\u5c11\u4f7f\u7528\uff09\u3002\u4f60\u53ef\u4ee5\u8bbe\u7f6e\u4e3aFIFO\uff08\u5148\u8fdb\u5148\u51fa\uff09\u6216\u662fLFU\uff08\u8f83\u5c11\u4f7f\u7528\uff09\u3002\n       clearOnFlush\uff1a\u5185\u5b58\u6570\u91cf\u6700\u5927\u65f6\u662f\u5426\u6e05\u9664\u3002\n       -->\n    &lt;cache name=\"5s\" maxElementsInMemory=\"100\"\n           overflowToDisk=\"false\" diskPersistent=\"false\" timeToIdleSeconds=\"5\" timeToLiveSeconds=\"5\"\n           memoryStoreEvictionPolicy=\"LRU\"\/>\n&lt;\/ehcache><\/pre>\n\n\n\n<p><strong>\u7b2c\u4e09\u6b65\uff1a\u7f16\u5199\u914d\u7f6e\/\u5de5\u5177\u7c7b<\/strong><\/p>\n\n\n\n<p>\u521b\u5efa\u5de5\u5177\u7c7b\u6587\u4ef6EhCacheUtil.java\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">package com.ruoyi.common.core.ehcache;\n\nimport com.ruoyi.common.constant.CacheConstants;\nimport net.sf.ehcache.Cache;\nimport net.sf.ehcache.Element;\nimport org.springframework.beans.factory.annotation.Autowired;\nimport org.springframework.cache.CacheManager;\nimport org.springframework.cache.ehcache.EhCacheCacheManager;\nimport org.springframework.context.annotation.Configuration;\n\nimport java.util.ArrayList;\nimport java.util.Collection;\n\n@Configuration\npublic class EhCacheUtil {\n\n    private static CacheManager manager;\n\n    @Autowired\n    public void setManager(CacheManager manager) {\n        EhCacheUtil.manager = manager;\n    }\n\n    \/**\n     * \u83b7\u53d6\u6307\u5b9aname\u7684cache\u5bf9\u8c61\n     * @param cacheName\n     * @return\n     *\/\n    private static Cache getCache(String cacheName) {\n        net.sf.ehcache.CacheManager cacheManager = ((EhCacheCacheManager) manager).getCacheManager();\n        if (!cacheManager.cacheExists(cacheName))\n            cacheManager.addCache(cacheName);\n        return cacheManager.getCache(cacheName);\n    }\n\n    \/**\n     * \u83b7\u53d6\u6307\u5b9acache\u7f13\u5b58\u7684\u6307\u5b9akey\u5bf9\u8c61\n     * @param cacheName\n     * @param key\n     * @return\n     *\/\n    public static &lt;T> T get(String cacheName, Object key) {\n        Cache cache = getCache(cacheName);\n        Element e = cache.get(key);\n        if(e!=null){\n            return (T) e.getObjectValue();\n        }\n        return null;\n    }\n\n    \/**\n     *\n     * @param cacheName\n     * @param key\n     * @param value\n     * @param ttl   \u7f13\u5b58\u81ea\u521b\u5efa\u65e5\u671f\u8d77\u81f3\u5931\u6548\u65f6\u7684\u95f4\u9694\u65f6\u95f4(\u79d2)\n     * @param tti   \u7f13\u5b58\u521b\u5efa\u4ee5\u540e\uff0c\u6700\u540e\u4e00\u6b21\u8bbf\u95ee\u7f13\u5b58\u7684\u65e5\u671f\u81f3\u5931\u6548\u4e4b\u65f6\u7684\u65f6\u95f4\u95f4\u9694(\u79d2)\n     *\/\n    public static void put(String cacheName, Object key, Object value, Integer ttl, Integer tti) {\n        Cache cache = getCache(cacheName);\n        Element e = new Element(key, value);\n        \/\/\u4e0d\u8bbe\u7f6e\u5219\u4f7f\u7528xml\u914d\u7f6e\n        if (ttl != null)\n            e.setTimeToLive(ttl);\n        if (tti != null)\n            e.setTimeToIdle(tti);\n        cache.put(e);\n    }\n\n    \/**\n     * \u83b7\u5f97\u7f13\u5b58\u7684\u57fa\u672c\u5bf9\u8c61\u5217\u8868\n     *\n     * @param pattern \u5b57\u7b26\u4e32\u524d\u7f00\n     * @return \u5bf9\u8c61\u5217\u8868\n     *\/\n    public static Collection&lt;String> keys(String cacheName, String pattern)\n    {\n        Cache cache = getCache(cacheName);\n        Collection&lt;String> allKeys = cache.getKeys();\n        Collection&lt;String> returnkeys = new ArrayList&lt;>();\n        for(String key : allKeys){\n            if(key.matches(pattern)){\n                returnkeys.add(key);\n            }\n        }\n        return returnkeys;\n    }\n\n    \/**\n     * @Description:    \u5220\u9664\u7f13\u5b58\u8bb0\u5f55\n     * @param cacheName \u7f13\u5b58\u540d\u5b57\n     * @param key       \u7f13\u5b58key\n     * @return boolean  \u662f\u5426\u6210\u529f\u5220\u9664\n     *\/\n    public static boolean remove(String cacheName, String key) {\n        Cache cache = getCache(cacheName);\n        if (null == cache) {\n            return false;\n        }\n        return cache.remove(key);\n    }\n\n    \/**\n     * @Description: \u5220\u9664\u5168\u90e8\u7f13\u5b58\u8bb0\u5f55\n     * @param cacheName \u7f13\u5b58\u540d\u5b57\n     *\/\n    public static void removeAll(String cacheName) {\n        Cache cache = getCache(cacheName);\n        if (null != cache) {\n            \/\/logOnRemoveAllIfPinnedCache();\n            cache.removeAll();\n        }\n    }\n\n}<\/pre>\n\n\n\n<p><strong>\u7b2c\u56db\u6b65\uff1a\u4f7f\u7528\u7f13\u5b58<\/strong><\/p>\n\n\n\n<p>\u521b\u5efa\u7f13\u5b58\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">EhCacheUtil.put(Constants.EHCACHE_NAME, userKey, loginUser, expireTime*60,null);<\/pre>\n\n\n\n<p>\u83b7\u53d6\u7f13\u5b58\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">EhCacheUtil.get(Constants.EHCACHE_NAME,userKey);<\/pre>\n\n\n\n<p>\u5220\u9664\u7f13\u5b58\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">EhCacheUtil.remove(Constants.EHCACHE_NAME,userKey);<\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\u5f88\u4e0d\u5de7\uff0c\u9879\u76ee\u6240\u5728\u7684\u73af\u5883\u4e2d\u4e0d\u5141\u8bb8\u4f7f\u7528Redis\/Memcached\u7b49\u9700\u8981\u989d\u5916\u5b89\u88c5\u8f6f\u4ef6\u73af\u5883\uff0c\u56e0\u6b64\u53ea\u80fd\u4f7f\u7528EhCac [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-1472","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"http:\/\/blog.sway.com.cn\/index.php?rest_route=\/wp\/v2\/posts\/1472","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/blog.sway.com.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/blog.sway.com.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/blog.sway.com.cn\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/blog.sway.com.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1472"}],"version-history":[{"count":3,"href":"http:\/\/blog.sway.com.cn\/index.php?rest_route=\/wp\/v2\/posts\/1472\/revisions"}],"predecessor-version":[{"id":1475,"href":"http:\/\/blog.sway.com.cn\/index.php?rest_route=\/wp\/v2\/posts\/1472\/revisions\/1475"}],"wp:attachment":[{"href":"http:\/\/blog.sway.com.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1472"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/blog.sway.com.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1472"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/blog.sway.com.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1472"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}