com.github.mjeanroy.springmvc.uadetector.configuration.UACacheProvider Maven / Gradle / Ivy
/**
* The MIT License (MIT)
*
* Copyright (c) 2014
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
package com.github.mjeanroy.springmvc.uadetector.configuration;
import com.github.mjeanroy.springmvc.uadetector.commons.ClassUtils;
import com.github.mjeanroy.springmvc.uadetector.configuration.parsers.DefaultCacheParserConfiguration;
import com.github.mjeanroy.springmvc.uadetector.configuration.parsers.GuavaCacheParserConfiguration;
import com.github.mjeanroy.springmvc.uadetector.configuration.parsers.NoCacheParserConfiguration;
/**
* Cache strategies.
*/
public enum UACacheProvider {
/** Do not use any cache. */
NONE {
@Override
public Class getConfigurationClass() {
return NoCacheParserConfiguration.class;
}
},
/** Use default cache, using concurrent map. */
DEFAULT {
@Override
public Class getConfigurationClass() {
return DefaultCacheParserConfiguration.class;
}
},
/** Use Guava Cache implementation. */
GUAVA {
@Override
public Class getConfigurationClass() {
return GuavaCacheParserConfiguration.class;
}
},
/**
* Auto Detect cache implementation:
* - If Guava is on classpath, use guava cache loader.
* - Otherwise use default cache implementation.
*/
AUTO {
@Override
public Class getConfigurationClass() {
if (ClassUtils.isPresent("com.google.common.cache.CacheBuilder")) {
return GuavaCacheParserConfiguration.class;
} else {
return DefaultCacheParserConfiguration.class;
}
}
};
/**
* Return configuration class to use associated with this cache
* strategy.
*
* @return Configuration class.
*/
public abstract Class getConfigurationClass();
}