<commit_before>/*
 * Copyright 2004-2009 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.service;

import java.util.Collection;
import java.util.Iterator;

import org.springframework.core.GenericCollectionTypeResolver;
import org.springframework.core.convert.ConversionExecutor;
import org.springframework.core.convert.TypeDescriptor;

/**
 * A converter that can convert from one collection type to another.
 * 
 * @author <NAME>
 */
class CollectionToCollection extends AbstractCollectionConverter {
	
	public CollectionToCollection(TypeDescriptor sourceCollectionType, TypeDescriptor targetCollectionType,
			GenericConversionService conversionService) {
		super(sourceCollectionType, targetCollectionType, conversionService);
	}

	@Override
	@SuppressWarnings("unchecked")
	protected Object doExecute(Object source) throws Exception {
		Collection sourceCollection = (Collection) source;
		Class targetCollectionType = getTargetType().getType();
		Class implClass = CollectionConversionUtils.getImpl(targetCollectionType);
		Collection targetCollection = (Collection) implClass.newInstance();
		ConversionExecutor elementConverter = getElementConverter();
		Class elementType;
		if (elementConverter == null) {
			elementType = GenericCollectionTypeResolver.getCollectionType(targetCollectionType);
		} else {
			elementType = null;
		}
		Iterator it = sourceCollection.iterator();
		while (it.hasNext()) {
			Object value = it.next();
			if (elementConverter == null && elementType != null) {
				elementConverter = getConversionService().getElementConverter(value.getClass(), elementType); 			
			}
			value = elementConverter.execute(value);
			targetCollection.add(value);
		}
		return targetCollection;
	}
	
}<commit_msg>use type descriptor to determine collection element type<commit_after>/*
 * Copyright 2004-2009 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.service;

import java.util.Collection;
import java.util.Iterator;

import org.springframework.core.convert.ConversionExecutor;
import org.springframework.core.convert.TypeDescriptor;

/**
 * A converter that can convert from one collection type to another.
 * 
 * @author <NAME>
 */
class CollectionToCollection extends AbstractCollectionConverter {
	
	public CollectionToCollection(TypeDescriptor sourceCollectionType, TypeDescriptor targetCollectionType,
			GenericConversionService conversionService) {
		super(sourceCollectionType, targetCollectionType, conversionService);
	}

	@Override
	@SuppressWarnings("unchecked")
	protected Object doExecute(Object source) throws Exception {
		Collection sourceCollection = (Collection) source;
		Class targetCollectionType = getTargetType().getType();
		Class implClass = CollectionConversionUtils.getImpl(targetCollectionType);
		Collection targetCollection = (Collection) implClass.newInstance();
		ConversionExecutor elementConverter = getElementConverter();
		Class elementType;
		if (elementConverter == null) {
			elementType = getTargetType().getElementType();
		} else {
			elementType = null;
		}
		Iterator it = sourceCollection.iterator();
		while (it.hasNext()) {
			Object value = it.next();
			if (elementConverter == null && elementType != null) {
				elementConverter = getConversionService().getElementConverter(value.getClass(), elementType); 			
			}
			value = elementConverter.execute(value);
			targetCollection.add(value);
		}
		return targetCollection;
	}
	
}
{'fraction_non_alphanumeric': 0.08549618320610687, 'fraction_numerical': 0.005234460196292257, 'mean_word_length': 5.042160737812912, 'pattern_counts': {'":': 0, '<': 5, '<?xml version=': 0, '>': 5, 'https://': 0, 'lorem ipsum': 0, 'www.': 2, 'xml': 0}, 'pii_count': 0, 'substrings_counts': 0, 'word_list_counts': {'cursed_substrings.json': 0, 'profanity_word_list.json': 0, 'sexual_word_list.json': 0, 'zh_pornsignals.json': 0}}
{'dir': 'git-commits-cleaned', 'id': '3322257', 'n_tokens_mistral': 1207, 'n_tokens_neox': 1109, 'n_words': 367}