juneau-core/juneau-marshall/src/main/java/org/apache/juneau/utils/ClasspathResourceFinderRecursive.java

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// *  http://www.apache.org/licenses/LICENSE-2.0                                                                             *
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package org.apache.juneau.utils;

import java.io.*;
import java.util.*;

/**
 * Same as {@link ClasspathResourceFinderBasic} but searches for resources up the parent class hierarchy chain.
 */
public class ClasspathResourceFinderRecursive extends ClasspathResourceFinderBasic {

	/**
	 * Reusable instance.
	 */
	public static final ClasspathResourceFinderRecursive INSTANCE = new ClasspathResourceFinderRecursive();

	@Override /* ResourceFinder2 */
	public InputStream findResource(Class<?> baseClass, String name, Locale locale) throws IOException {
		while (baseClass != null) {
			InputStream is = findClasspathResource(baseClass, name, locale);
			if (is != null)
				return is;
			baseClass = baseClass.getSuperclass();
		}
		return findFileSystemResource(name, locale);
	}
}