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

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/**
 * 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.util.StringBundler;
import com.liferay.portal.kernel.util.StringUtil;
import com.liferay.source.formatter.checks.util.SourceUtil;
import com.liferay.source.formatter.parser.JavaMethod;
import com.liferay.source.formatter.parser.JavaSignature;
import com.liferay.source.formatter.parser.JavaTerm;

import java.util.Objects;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

/**
 * @author Peter Shin
 */
public class JavaCleanUpMethodSuperCleanUpCheck extends BaseJavaTermCheck {

	@Override
	protected String doProcess(
		String fileName, String absolutePath, JavaTerm javaTerm,
		String fileContent) {

		if (!fileName.endsWith("Tag.java")) {
			return javaTerm.getContent();
		}

		JavaMethod javaMethod = (JavaMethod)javaTerm;

		if (!Objects.equals(javaMethod.getName(), "cleanUp") ||
			!javaMethod.hasAnnotation("Override")) {

			return javaMethod.getContent();
		}

		JavaSignature javaSignature = javaMethod.getSignature();

		if (!Objects.equals(javaSignature.getReturnType(), StringPool.BLANK)) {
			return javaMethod.getContent();
		}

		String javaMethodContent = javaMethod.getContent();

		String regex = StringBundler.concat(
			"(", SourceUtil.getIndent(javaMethodContent),
			javaMethod.getAccessModifier(),
			" .*?[;{]\\s*?\n)((\n*)([^\n]+)\n)?");

		Pattern pattern = Pattern.compile(regex, Pattern.DOTALL);

		Matcher matcher = pattern.matcher(javaMethodContent);

		if (!matcher.find()) {
			return javaMethodContent;
		}

		String firstLine = matcher.group(4);

		if (firstLine.contains("super.cleanUp();")) {
			return javaMethodContent;
		}

		String indent = SourceUtil.getIndent(firstLine);

		return StringUtil.replace(
			javaMethodContent, firstLine,
			indent + "super.cleanUp();\n\n" + firstLine);
	}

	@Override
	protected String[] getCheckableJavaTermNames() {
		return new String[] {JAVA_METHOD};
	}

}