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/*
* Copyright 2002-2016 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 org.springframework.core.convert.ConversionService;
import org.springframework.core.convert.TypeDescriptor;
import org.springframework.core.convert.converter.ConditionalConverter;
import org.springframework.util.ClassUtils;
/**
* A {@link ConditionalConverter} base implementation for enum-based converters.
*
* @author Stephane Nicoll
* @since 4.3
*/
abstract class AbstractConditionalEnumConverter implements ConditionalConverter {
private final ConversionService conversionService;
protected AbstractConditionalEnumConverter(ConversionService conversionService) {
this.conversionService = conversionService;
}
@Override
public boolean matches(TypeDescriptor sourceType, TypeDescriptor targetType) {
for (Class<?> interfaceType : ClassUtils.getAllInterfacesForClass(sourceType.getType())) {
if (this.conversionService.canConvert(TypeDescriptor.valueOf(interfaceType), targetType)) {
return false;
}
}
return true;
}
}
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