/*
* Copyright (c) 2002-2010 Gargoyle Software Inc.
*
* 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
* http://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 com.gargoylesoftware.htmlunit.source;
import java.io.File;
import java.util.ArrayList;
import java.util.List;
import org.apache.commons.io.FileUtils;
/**
* Patches utilities.
*
* @version $Revision: 5301 $
* @author Ahmed Ashour
*/
public final class Patch {
private Patch() { }
/**
* Checks the @author tag in the files touched by the specified patch.
*
* @param baseDir the root folder of HtmlUnit, this can be '.' if you are calling this methods from HtmlUnit code
* base. If you are calling this method from another project, this specifies HtmlUnit home folder.
* @param patchPath the path to the patch
* @param authorName the author name, e.g. "John Smith"
* @throws Exception if an exception occurs
*/
@SuppressWarnings("unchecked")
public static void checkAuthor(final String baseDir, final String patchPath, final String authorName)
throws Exception {
final List<String> errors = new ArrayList<String>();
final List<String> lines = FileUtils.readLines(new File(patchPath));
for (final String line : lines) {
if (line.startsWith("+++")) {
final String fileName = line.substring(4, line.indexOf('\t', 4));
if (fileName.endsWith(".java")) {
final File file = new File(baseDir, fileName);
if (file.exists()) {
final List<String> fileLines = FileUtils.readLines(file);
boolean authorFound = false;
for (final String fileLine : fileLines) {
if (fileLine.contains("@author " + authorName)) {
authorFound = true;
break;
}
}
if (!authorFound) {
System.out.println("No \"@author " + authorName + "\" in " + file.getAbsolutePath());
errors.add(file.getAbsolutePath());
}
}
else {
System.out.println("File does not exist: " + file);
}
}
}
}
if (!errors.isEmpty()) {
throw new Exception("Total missing files: " + errors.size());
}
}
}
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