org.springframework.boot.devtools.restart.classloader.ClassLoaderFileRepository.java Source code

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Here is the source code for org.springframework.boot.devtools.restart.classloader.ClassLoaderFileRepository.java

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/*
 * 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.devtools.restart.classloader;

/**
 * A container for files that may be served from a {@link ClassLoader}. Can be used to
 * represent files that have been added, modified or deleted since the original JAR was
 * created.
 *
 * @author Phillip Webb
 * @since 1.3.0
 * @see ClassLoaderFile
 */
@FunctionalInterface
public interface ClassLoaderFileRepository {

    /**
     * Empty {@link ClassLoaderFileRepository} implementation.
     */
    ClassLoaderFileRepository NONE = (name) -> null;

    /**
     * Return a {@link ClassLoaderFile} for the given name or {@code null} if no file is
     * contained in this collection.
     * @param name the name of the file
     * @return a {@link ClassLoaderFile} or {@code null}
     */
    ClassLoaderFile getFile(String name);

}