/*
* Copyright 2000-2014 Vaadin Ltd.
*
* 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.vaadin.buildhelpers;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import java.util.Properties;
public class FetchReleaseNotesAuthors {
private static final String template = "<li class=\"author\">@author@</li>";
public static void main(String[] args) throws IOException,
InterruptedException {
Properties authorMap = new Properties();
String authorsFilename = FetchReleaseNotesAuthors.class.getPackage()
.getName().replace(".", "/")
+ "/authormap.properties";
InputStream s = FetchReleaseNotesAuthors.class.getClassLoader()
.getResourceAsStream(authorsFilename);
if (s == null) {
System.err.println("Author mapping file " + authorsFilename
+ " not found!");
}
authorMap.load(s);
String version = System.getProperty("vaadin.version");
String previousVersion = getPreviousVersion(version);
// System.out.println("Using previous version: " + previousVersion);
// List all commits which are in this version but not in
// "previousVersion"
String cmd = "git log --pretty=%an HEAD ^origin/" + previousVersion;
Process p = Runtime.getRuntime().exec(cmd);
p.waitFor();
if (p.exitValue() != 0) {
System.err.println("Exit code: " + p.exitValue());
}
BufferedReader b = new BufferedReader(new InputStreamReader(
p.getInputStream()));
String line = "";
List<String> authors = new ArrayList<String>();
while ((line = b.readLine()) != null) {
String author = line;
if (authorMap.containsKey(author)) {
author = authorMap.getProperty(author);
}
if (author != null && !author.equals("")
&& !authors.contains(author)) {
authors.add(author);
}
}
Collections.sort(authors);
for (String author : authors) {
System.out.println(template.replace("@author@", author));
}
}
private static String getPreviousVersion(String version) {
String[] versionNumbers = version.split("\\.");
if (versionNumbers.length > 4 || versionNumbers.length < 3) {
throw new IllegalArgumentException("Cannot parse version: "
+ version);
}
int major = Integer.parseInt(versionNumbers[0]);
int minor = Integer.parseInt(versionNumbers[1]);
int maintenance = Integer.parseInt(versionNumbers[2]);
// String qualifier = versionNumbers[3];
if (minor == 0) {
// Major release, can't know what the previous minor was
throw new IllegalArgumentException(
"Can't know what previous minor version was");
}
if (maintenance == 0) {
// Minor release, use last minor
return major + "." + (minor - 1);
} else {
// Maintenance, use last maintenance
return major + "." + minor + "." + (maintenance - 1);
}
}
}