com.hazelcast.map.impl.MapConfigValidator Maven / Gradle / Ivy
/*
* Copyright (c) 2008-2016, Hazelcast, Inc. All Rights Reserved.
*
* Licensed 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 com.hazelcast.map.impl;
import com.hazelcast.config.InMemoryFormat;
import com.hazelcast.config.MapConfig;
import com.hazelcast.logging.ILogger;
import com.hazelcast.logging.Logger;
import static com.hazelcast.config.InMemoryFormat.NATIVE;
import static com.hazelcast.config.MapConfig.DEFAULT_EVICTION_PERCENTAGE;
import static com.hazelcast.config.MapConfig.DEFAULT_MIN_EVICTION_CHECK_MILLIS;
/**
* Validates map configuration.
*/
public final class MapConfigValidator {
private static final ILogger LOGGER = Logger.getLogger(MapConfig.class);
private MapConfigValidator() {
}
/**
* Throws {@link IllegalArgumentException} if the supplied {@link InMemoryFormat} is {@link InMemoryFormat#NATIVE}
*
* @param inMemoryFormat supplied inMemoryFormat.
*/
public static void checkNotNative(InMemoryFormat inMemoryFormat) {
if (NATIVE == inMemoryFormat) {
throw new IllegalArgumentException("NATIVE storage format is supported in Hazelcast Enterprise only. "
+ "Make sure you have Hazelcast Enterprise JARs on your classpath!");
}
}
/**
* Checks preconditions to create a map proxy.
*
* @param mapConfig the mapConfig
*/
public static void checkMapConfig(MapConfig mapConfig) {
checkNotNative(mapConfig.getInMemoryFormat());
logIgnoredConfig(mapConfig);
}
private static void logIgnoredConfig(MapConfig mapConfig) {
if (DEFAULT_MIN_EVICTION_CHECK_MILLIS != mapConfig.getMinEvictionCheckMillis()
|| DEFAULT_EVICTION_PERCENTAGE != mapConfig.getEvictionPercentage()) {
LOGGER.warning("As of version 3.7, `minEvictionCheckMillis` and `evictionPercentage` "
+ "are deprecated due to the eviction mechanism change. New eviction mechanism "
+ "uses a probabilistic algorithm based on sampling. Please see documentation for further details");
}
}
}