Hibernate example source code file (TypeOverrides.java)

This example Hibernate source code file (TypeOverrides.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Java - Hibernate tags/keywords

cacheexception, configuration, configuration, evictionstrategy, evictionstrategy, hashset, override, set, string, string, typeoverrides, typeoverrides, util

The Hibernate TypeOverrides.java source code

/*
 * JBoss, Home of Professional Open Source.
 * Copyright 2009, Red Hat, Inc. and/or it's affiliates, and individual contributors
 * as indicated by the @author tags. See the copyright.txt file in the
 * distribution for a full listing of individual contributors.
 *
 * This is free software; you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as
 * published by the Free Software Foundation; either version 2.1 of
 * the License, or (at your option) any later version.
 *
 * This software is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this software; if not, write to the Free
 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
 */
package org.hibernate.cache.infinispan;
import java.util.HashSet;
import java.util.Locale;
import java.util.Set;
import org.hibernate.cache.CacheException;
import org.infinispan.config.Configuration;
import org.infinispan.eviction.EvictionStrategy;

/**
 * This class represents Infinispan cache parameters that can be configured via hibernate configuration properties 
 * for either general entity/collection/query/timestamp data type caches and overrides for individual entity or 
 * collection caches. Configuration these properties override previously defined properties in XML file.
 * 
 * @author Galder Zamarreño
 * @since 3.5
 */
public class TypeOverrides {

   private final Set<String> overridden = new HashSet();

   private String cacheName;

   private EvictionStrategy evictionStrategy;

   private long evictionWakeUpInterval;

   private int evictionMaxEntries;

   private long expirationLifespan;

   private long expirationMaxIdle;

   private boolean isExposeStatistics;

   public String getCacheName() {
      return cacheName;
   }

   public void setCacheName(String cacheName) {
      this.cacheName = cacheName;
   }

   public EvictionStrategy getEvictionStrategy() {
      return evictionStrategy;
   }

   public void setEvictionStrategy(String evictionStrategy) {
      markAsOverriden("evictionStrategy");
      this.evictionStrategy = EvictionStrategy.valueOf(uc(evictionStrategy));
   }

   public long getEvictionWakeUpInterval() {
      return evictionWakeUpInterval;
   }

   public void setEvictionWakeUpInterval(long evictionWakeUpInterval) {
      markAsOverriden("evictionWakeUpInterval");
      this.evictionWakeUpInterval = evictionWakeUpInterval;
   }

   public int getEvictionMaxEntries() {
      return evictionMaxEntries;
   }

   public void setEvictionMaxEntries(int evictionMaxEntries) {
      markAsOverriden("evictionMaxEntries");
      this.evictionMaxEntries = evictionMaxEntries;
   }

   public long getExpirationLifespan() {
      return expirationLifespan;
   }

   public void setExpirationLifespan(long expirationLifespan) {
      markAsOverriden("expirationLifespan");
      this.expirationLifespan = expirationLifespan;
   }

   public long getExpirationMaxIdle() {
      return expirationMaxIdle;
   }

   public void setExpirationMaxIdle(long expirationMaxIdle) {
      markAsOverriden("expirationMaxIdle");
      this.expirationMaxIdle = expirationMaxIdle;
   }

   public boolean isExposeStatistics() {
      return isExposeStatistics;
   }

   public void setExposeStatistics(boolean isExposeStatistics) {
      markAsOverriden("isExposeStatistics");
      this.isExposeStatistics = isExposeStatistics;
   }

   public Configuration createInfinispanConfiguration() {
      Configuration cacheCfg = new Configuration();
      if (overridden.contains("evictionStrategy")) cacheCfg.setEvictionStrategy(evictionStrategy);
      if (overridden.contains("evictionWakeUpInterval")) cacheCfg.setEvictionWakeUpInterval(evictionWakeUpInterval);
      if (overridden.contains("evictionMaxEntries")) cacheCfg.setEvictionMaxEntries(evictionMaxEntries);
      if (overridden.contains("expirationLifespan")) cacheCfg.setExpirationLifespan(expirationLifespan);
      if (overridden.contains("expirationMaxIdle")) cacheCfg.setExpirationMaxIdle(expirationMaxIdle);
      if (overridden.contains("isExposeStatistics")) cacheCfg.setExposeJmxStatistics(isExposeStatistics);
      return cacheCfg;
   }

   public void validateInfinispanConfiguration(Configuration configuration) throws CacheException {
      // no-op
   }

   @Override
   public String toString() {
      return new StringBuilder().append(getClass().getSimpleName()).append('{')
         .append("cache=").append(cacheName)
         .append(", strategy=").append(evictionStrategy)
         .append(", wakeUpInterval=").append(evictionWakeUpInterval)
         .append(", maxEntries=").append(evictionMaxEntries)
         .append(", lifespan=").append(expirationLifespan)
         .append(", maxIdle=").append(expirationMaxIdle)
         .append('}').toString();
   }

   private String uc(String s) {
      return s == null ? null : s.toUpperCase(Locale.ENGLISH);
   }

   private void markAsOverriden(String fieldName) {
      overridden.add(fieldName);
   }
}