org.jboss.ejb.client.Version Maven / Gradle / Ivy
/*
* JBoss, Home of Professional Open Source.
* Copyright 2017 Red Hat, Inc., and individual contributors
* as indicated by the @author tags.
*
* 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.jboss.ejb.client;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.nio.charset.StandardCharsets;
import java.util.Properties;
/**
* @author David M. Lloyd
*/
public final class Version {
private Version() {
}
private static final String JAR_NAME;
private static final String VERSION;
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 = 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;
}
/**
* Print out the current version on {@code System.out}.
*
* @param args ignored
*/
public static void main(String[] args) {
System.out.printf("JBoss EJB Client version %s\n", VERSION);
}
}