com.liferay.source.formatter.checks.StringUtilCheck Maven / Gradle / Ivy
/**
* 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.tools.ToolsUtil;
import com.liferay.source.formatter.checks.util.JavaSourceUtil;
import java.lang.reflect.Field;
import java.util.List;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
/**
* @author Hugo Huijser
*/
public class StringUtilCheck extends BaseFileCheck {
@Override
protected String doProcess(
String fileName, String absolutePath, String content)
throws Exception {
if (!absolutePath.contains("poshi")) {
_checkReplaceCalls(fileName, content);
}
return content;
}
private void _checkReplaceCalls(String fileName, String content)
throws Exception {
Matcher matcher = _stringUtilReplacePattern.matcher(content);
while (matcher.find()) {
if (ToolsUtil.isInsideQuotes(content, matcher.start())) {
continue;
}
List parametersList = JavaSourceUtil.getParameterList(
matcher.group());
if (parametersList.size() != 3) {
return;
}
String secondParameter = parametersList.get(1);
Matcher singleLengthMatcher = _singleLengthStringPattern.matcher(
secondParameter);
if (!singleLengthMatcher.find()) {
continue;
}
String fieldName = singleLengthMatcher.group(2);
if (fieldName != null) {
Field field = StringPool.class.getDeclaredField(fieldName);
String value = (String)field.get(null);
if (value.length() != 1) {
continue;
}
}
String method = matcher.group(1);
StringBundler sb = new StringBundler(5);
sb.append("Use StringUtil.");
sb.append(method);
sb.append("(String, char, char) or StringUtil.");
sb.append(method);
sb.append("(String, char, String) instead");
addMessage(
fileName, sb.toString(), "string_methods.markdown",
getLineCount(content, matcher.start()));
}
}
private final Pattern _singleLengthStringPattern = Pattern.compile(
"^(\".\"|StringPool\\.([A-Z_]+))$");
private final Pattern _stringUtilReplacePattern = Pattern.compile(
"StringUtil\\.(replace(First|Last)?)\\((.*?)\\);\n", Pattern.DOTALL);
}
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