| <?xml version="1.0" encoding="UTF-8"?><!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"><html xmlns="http://www.w3.org/1999/xhtml" lang="en"><head><meta http-equiv="Content-Type" content="text/html;charset=UTF-8"/><link rel="stylesheet" href="../../jacoco-resources/report.css" type="text/css"/><link rel="shortcut icon" href="../../jacoco-resources/report.gif" type="image/gif"/><title>MemoryConstrainedCacheManager.java</title><link rel="stylesheet" href="../../jacoco-resources/prettify.css" type="text/css"/><script type="text/javascript" src="../../jacoco-resources/prettify.js"></script></head><body onload="window['PR_TAB_WIDTH']=4;prettyPrint()"><div class="breadcrumb" id="breadcrumb"><span class="info"><a href="../../jacoco-sessions.html" class="el_session">Sessions</a></span><a href="../../index.html" class="el_report">Apache Shiro :: Test Coverage</a> > <a href="../index.html" class="el_bundle">shiro-cache</a> > <a href="index.source.html" class="el_package">org.apache.shiro.cache</a> > <span class="el_source">MemoryConstrainedCacheManager.java</span></div><h1>MemoryConstrainedCacheManager.java</h1><pre class="source lang-java linenums">/* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| package org.apache.shiro.cache; |
| |
| import org.apache.shiro.util.SoftHashMap; |
| |
| /** |
| * Simple memory-only based {@link CacheManager CacheManager} implementation usable in production |
| * environments. It will not cause memory leaks as it produces {@link Cache Cache}s backed by |
| * {@link SoftHashMap SoftHashMap}s which auto-size themselves based on the runtime environment's memory |
| * limitations and garbage collection behavior. |
| * <p/> |
| * While the {@code Cache} instances created are thread-safe, they do not offer any enterprise-level features such as |
| * cache coherency, optimistic locking, failover or other similar features. For more enterprise features, consider |
| * using a different {@code CacheManager} implementation backed by an enterprise-grade caching product (Hazelcast, |
| * EhCache, TerraCotta, Coherence, GigaSpaces, etc, etc). |
| * |
| * @since 1.0 |
| */ |
| <span class="fc" id="L36">public class MemoryConstrainedCacheManager extends AbstractCacheManager {</span> |
| |
| /** |
| * Returns a new {@link MapCache MapCache} instance backed by a {@link SoftHashMap}. |
| * |
| * @param name the name of the cache |
| * @return a new {@link MapCache MapCache} instance backed by a {@link SoftHashMap}. |
| */ |
| @Override |
| protected Cache createCache(String name) { |
| <span class="fc" id="L46"> return new MapCache<Object, Object>(name, new SoftHashMap<Object, Object>());</span> |
| } |
| } |
| </pre><div class="footer"><span class="right">Created with <a href="http://www.jacoco.org/jacoco">JaCoCo</a> 0.8.3.201901230119</span></div></body></html> |
