com.liferay.source.formatter.check.JSPVariableOrderCheck 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.check;
import com.liferay.portal.kernel.util.StringUtil;
import java.io.IOException;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
/**
* @author Hugo Huijser
*/
public class JSPVariableOrderCheck extends BaseFileCheck {
@Override
protected String doProcess(
String fileName, String absolutePath, String content)
throws IOException {
Matcher matcher = _variableDefinitionPattern.matcher(content);
while (matcher.find()) {
int endLineNumber = getLineNumber(content, matcher.end(1) - 1);
int startLineNumber = getLineNumber(content, matcher.start() + 3);
String previousLine = null;
String previousVariableName = null;
for (int i = startLineNumber; i <= endLineNumber; i++) {
String line = getLine(content, i);
int x = line.indexOf(" =");
int y = line.lastIndexOf(" ", x - 1);
String variableName = line.substring(y, x);
if ((previousVariableName != null) &&
(variableName.compareToIgnoreCase(previousVariableName) <
0)) {
content = StringUtil.replaceFirst(
content, line, previousLine, matcher.start());
content = StringUtil.replaceFirst(
content, previousLine, line, matcher.start());
return content;
}
previousLine = line;
previousVariableName = variableName;
}
}
return content;
}
private static final Pattern _variableDefinitionPattern = Pattern.compile(
"<%\n(\t*[\\w<>\\[\\],\\? ]+ \\w+ = .*\n){2,}\t*%>(\n|\\Z)");
}