org.springframework.data.gemfire.RegionShortcutConverter Maven / Gradle / Ivy
/*
* Copyright 2010-2013 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
*
* 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.springframework.data.gemfire;
import org.springframework.core.convert.converter.Converter;
import com.gemstone.gemfire.cache.RegionShortcut;
/**
* The RegionShortcutConverter class is a Spring Converter implementation converting String value Region Shortcut
* representations into actual GemFire RegionShortcut enumerated values.
*
* @author John Blum
* @see org.springframework.core.convert.converter.Converter
* @see com.gemstone.gemfire.cache.RegionShortcut
* @since 1.3.4
*/
@SuppressWarnings("unused")
public class RegionShortcutConverter implements Converter {
/**
* Converts the String value to upper case, trimming all whitespace. This method guards against null values
* and returns the "null" String if value is null.
*
* @param value the String to convert to a trimmed, upper case value.
* @return a trimmed, upper case value of the specified String, or "null" if the String value reference is null.
* @see java.lang.String#toUpperCase()
* @see java.lang.String#trim()
* @see java.lang.String#valueOf(Object)
*/
protected static String toUpperCase(final String value) {
return (value != null ? value.toUpperCase().trim() : String.valueOf(value));
}
/**
* Converts the source String representation of a Region Shortcut into a RegionShortcut enumerated value.
*
* @param source the String representation of the Region Shortcut to convert.
* @return a RegionShortcut enumerated value for the String representation.
* @throws IllegalArgumentException if the String source is not a valid RegionShortcut enumerated value.
* @see com.gemstone.gemfire.cache.RegionShortcut#valueOf(String)
*/
@Override
public RegionShortcut convert(final String source) {
return RegionShortcut.valueOf(toUpperCase(source));
}
}