/*
* Copyright (c) 2002-2008 "Neo Technology,"
* Network Engine for Objects in Lund AB [http://neotechnology.com]
*
* This file is part of Neo4j.
*
* Neo4j is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package org.neo4j.util.shell.apps;
import java.io.Serializable;
import java.rmi.RemoteException;
import org.neo4j.util.shell.AbstractApp;
import org.neo4j.util.shell.AppCommandParser;
import org.neo4j.util.shell.Output;
import org.neo4j.util.shell.Session;
import org.neo4j.util.shell.ShellException;
/**
* Mimics the Bash application "env" and uses the client session {@link Session}
* as the data container.
*/
public class Env extends AbstractApp
{
@Override
public String getDescription()
{
return "Lists all environment variables";
}
public String execute( AppCommandParser parser, Session session,
Output out ) throws ShellException
{
try
{
for ( String key : session.keys() )
{
Serializable value = session.get( key );
out.println( key + "=" + ( value == null ? "" : value ) );
}
return null;
}
catch ( RemoteException e )
{
throw new ShellException( e );
}
}
}