FileUtils.java

/*
 * Copyright 2004-present 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.security.convention.versions;

import java.io.File;
import java.io.IOException;
import java.nio.file.Files;
import java.util.function.Function;

class FileUtils {
	static void replaceFileText(File file, Function<String, String> replaceText) {
		String buildFileText = readString(file);
		String updatedBuildFileText = replaceText.apply(buildFileText);
		writeString(file, updatedBuildFileText);
	}

	static String readString(File file) {
		try {
			byte[] bytes = Files.readAllBytes(file.toPath());
			return new String(bytes);
		}
		catch (IOException e) {
			throw new RuntimeException(e);
		}
	}

	private static void writeString(File file, String text) {
		try {
			Files.write(file.toPath(), text.getBytes());
		}
		catch (IOException e) {
			throw new RuntimeException(e);
		}
	}
}