com.liferay.source.formatter.checks.CodeownersWhitespaceCheck Maven / Gradle / Ivy

Go to download
/**
 * Copyright (c) 2000-present Liferay, Inc. All rights reserved.
 *
 * This library is free software; you can redistribute it and/or modify it under
 * the terms of the GNU Lesser General Public License as published by the Free
 * Software Foundation; either version 2.1 of the License, or (at your option)
 * any later version.
 *
 * This library is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
 * details.
 */

package com.liferay.source.formatter.checks;

import com.liferay.petra.string.StringPool;
import com.liferay.portal.kernel.io.unsync.UnsyncBufferedReader;
import com.liferay.portal.kernel.io.unsync.UnsyncStringReader;
import com.liferay.portal.kernel.util.StringBundler;

/**
 * @author Hugo Huijser
 */
public class CodeownersWhitespaceCheck extends WhitespaceCheck {

	@Override
	protected String doProcess(
			String fileName, String absolutePath, String content)
		throws Exception {

		content = super.doProcess(fileName, absolutePath, content);

		StringBundler sb = new StringBundler();

		try (UnsyncBufferedReader unsyncBufferedReader =
				new UnsyncBufferedReader(new UnsyncStringReader(content))) {

			String line = null;

			while ((line = unsyncBufferedReader.readLine()) != null) {
				if (line.startsWith(StringPool.POUND)) {
					sb.append(line);
				}
				else {
					String[] words = line.split("\\s+");

					if (words.length == 1) {
						sb.append(line);
					}
					else {
						sb.append(words[0]);
						sb.append(StringPool.FOUR_SPACES);

						for (int i = 1; i < words.length - 1; i++) {
							sb.append(words[i]);
							sb.append(StringPool.SPACE);
						}

						sb.append(words[words.length - 1]);
					}
				}

				sb.append("\n");
			}
		}

		content = sb.toString();

		if (content.endsWith("\n")) {
			content = content.substring(0, content.length() - 1);
		}

		return content;
	}

}