/*
* Copyright 2002-2012 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.core.convert.support;
import java.util.Set;
import org.springframework.core.convert.converter.Converter;
import org.springframework.core.convert.converter.ConverterFactory;
import org.springframework.core.convert.converter.ConverterRegistry;
import org.springframework.core.convert.converter.GenericConverter;
/**
* A factory for common {@link org.springframework.core.convert.ConversionService}
* configurations.
*
* @author Keith Donald
* @author Juergen Hoeller
* @author Chris Beams
* @since 2.0
*/
public abstract class ConversionServiceFactory {
/**
* Register the given Converter objects with the given target ConverterRegistry.
* @param converters the converter objects: implementing {@link Converter},
* {@link ConverterFactory}, or {@link GenericConverter}
* @param registry the target registry
*/
public static void registerConverters(Set<?> converters, ConverterRegistry registry) {
if (converters != null) {
for (Object converter : converters) {
if (converter instanceof GenericConverter) {
registry.addConverter((GenericConverter) converter);
}
else if (converter instanceof Converter<?, ?>) {
registry.addConverter((Converter<?, ?>) converter);
}
else if (converter instanceof ConverterFactory<?, ?>) {
registry.addConverterFactory((ConverterFactory<?, ?>) converter);
}
else {
throw new IllegalArgumentException("Each converter object must implement one of the " +
"Converter, ConverterFactory, or GenericConverter interfaces");
}
}
}
}
/**
* Create a new default GenericConversionService instance that can be safely modified.
* @deprecated in favor of {@link DefaultConversionService#DefaultConversionService()}
*/
@Deprecated
public static GenericConversionService createDefaultConversionService() {
return new DefaultConversionService();
}
/**
* Populate the given GenericConversionService instance with the set of default converters.
* @deprecated in favor of {@link DefaultConversionService#addDefaultConverters(ConverterRegistry)}
*/
@Deprecated
public static void addDefaultConverters(GenericConversionService conversionService) {
DefaultConversionService.addDefaultConverters(conversionService);
}
}