org.springframework.data.gemfire.RegionShortcutToDataPolicyConverter Maven / Gradle / Ivy
/*
* Copyright 2017-2020 the original author or authors.
*
* 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
*
* https://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.springframework.data.gemfire;
import java.util.Optional;
import org.apache.geode.cache.DataPolicy;
import org.apache.geode.cache.RegionShortcut;
import org.springframework.core.convert.converter.Converter;
import org.springframework.lang.Nullable;
/**
* Spring {@link Converter} to convert a {@link RegionShortcut} into a {@link DataPolicy}.
*
* @author John Blum
* @see org.apache.geode.cache.DataPolicy
* @see org.apache.geode.cache.RegionShortcut
* @see org.springframework.core.convert.converter.Converter
* @see org.springframework.data.gemfire.RegionShortcutWrapper
* @since 2.0.2
*/
public class RegionShortcutToDataPolicyConverter implements Converter {
public static final RegionShortcutToDataPolicyConverter INSTANCE = new RegionShortcutToDataPolicyConverter();
/**
* Converts the given {@link RegionShortcut} into a corresponding {@link DataPolicy}.
*
* @param regionShortcut {@link RegionShortcut} to convert.
* @return a corresponding {@link DataPolicy} for the given {@link RegionShortcut}.
* @see org.apache.geode.cache.RegionShortcut
* @see org.apache.geode.cache.DataPolicy
*/
@Nullable @Override
public DataPolicy convert(RegionShortcut regionShortcut) {
return Optional.ofNullable(RegionShortcutWrapper.valueOf(regionShortcut))
.map(RegionShortcutWrapper::getDataPolicy)
.orElse(DataPolicy.DEFAULT);
}
}