/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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 jena.cmd;
import org.apache.jena.atlas.io.IndentedWriter;
import org.apache.jena.atlas.lib.Version ;
public class ModVersion extends ModBase
{
protected final ArgDecl versionDecl = new ArgDecl(ArgDecl.NoValue, "version") ;
protected boolean version = false ;
protected boolean printAndExit = false ;
private Version versionMgr = new Version() ;
public ModVersion(boolean printAndExit)
{
this.printAndExit = printAndExit ;
}
public void addClass(Class<?> c) { versionMgr.addClass(c) ; }
@Override
public void registerWith(CmdGeneral cmdLine)
{
cmdLine.add(versionDecl, "--version", "Version information") ;
}
@Override
public void processArgs(CmdArgModule cmdLine)
{
if ( cmdLine.contains(versionDecl) )
version = true ;
// The --version flag causes us to print and exit.
if ( version && printAndExit )
printVersionAndExit() ;
}
public boolean getVersionFlag() { return version ; }
public void printVersion()
{
versionMgr.print(IndentedWriter.stdout);
}
public void printVersionAndExit()
{
printVersion() ;
System.exit(0) ;
}
}