content: /*
   * Copyright 2012-2019 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.boot.convert;
  
  import java.util.Arrays;
  import java.util.Collections;
  import java.util.List;
  import java.util.Set;
  
  import org.springframework.core.convert.ConversionService;
  import org.springframework.core.convert.TypeDescriptor;
  import org.springframework.core.convert.converter.ConditionalGenericConverter;
  import org.springframework.util.ObjectUtils;
  
  /**
   * Converts an array to a delimited String.
   *
   * @author Phillip Webb
   */
  final class ArrayToDelimitedStringConverter implements ConditionalGenericConverter {
  
  	private final CollectionToDelimitedStringConverter delegate;
  
  	ArrayToDelimitedStringConverter(ConversionService conversionService) {
  		this.delegate = new CollectionToDelimitedStringConverter(conversionService);
  	}
  
  	@Override
  	public Set<ConvertiblePair> getConvertibleTypes() {
  		return Collections.singleton(new ConvertiblePair(Object[].class, String.class));
  	}
  
  	@Override
  	public boolean matches(TypeDescriptor sourceType, TypeDescriptor targetType) {
  		return this.delegate.matches(sourceType, targetType);
  	}
  
  	@Override
  	public Object convert(Object source, TypeDescriptor sourceType, TypeDescriptor targetType) {
  		List<Object> list = Arrays.asList(ObjectUtils.toObjectArray(source));
  		return this.delegate.convert(list, sourceType, targetType);
  	}
  
  }
  