org.xnio.nio.Version Maven / Gradle / Ivy
/*
* JBoss, Home of Professional Open Source
*
* Copyright 2014 Red Hat, Inc. and/or its affiliates.
*
* 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 org.xnio.nio;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.nio.charset.StandardCharsets;
import java.util.Properties;
/**
* The version class.
*
* @apiviz.exclude
*/
public final class Version {
private Version() {}
/**
* Print out the current XNIO version on {@code System.out}.
*
* @param args ignored
*/
public static void main(String[] args) {
System.out.print(VERSION_STRING);
}
private static final String JAR_NAME;
private static final String VERSION_STRING;
static {
Properties versionProps = new Properties();
String jarName = "(unknown)";
String versionString = "(unknown)";
try {
final InputStream stream = Version.class.getResourceAsStream("Version.properties");
try {
final InputStreamReader reader = new InputStreamReader(stream, StandardCharsets.UTF_8);
try {
versionProps.load(reader);
jarName = versionProps.getProperty("jarName", jarName);
versionString = versionProps.getProperty("version", versionString);
} finally {
try {
reader.close();
} catch (Throwable ignored) {
}
}
} finally {
try {
stream.close();
} catch (Throwable ignored) {
}
}
} catch (IOException ignored) {
}
JAR_NAME = jarName;
VERSION_STRING = versionString;
}
/**
* Get the name of the program JAR.
*
* @return the name
*/
public static String getJarName() {
return JAR_NAME;
}
/**
* Get the version string.
*
* @return the version string
*/
public static String getVersionString() {
return VERSION_STRING;
}
}