001    /*
002     * Copyright (C) 2012 eXo Platform SAS.
003     *
004     * This is free software; you can redistribute it and/or modify it
005     * under the terms of the GNU Lesser General Public License as
006     * published by the Free Software Foundation; either version 2.1 of
007     * the License, or (at your option) any later version.
008     *
009     * This software is distributed in the hope that it will be useful,
010     * but WITHOUT ANY WARRANTY; without even the implied warranty of
011     * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
012     * Lesser General Public License for more details.
013     *
014     * You should have received a copy of the GNU Lesser General Public
015     * License along with this software; if not, write to the Free
016     * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
017     * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
018     */
019    package org.crsh.command;
020    
021    import groovy.lang.Binding;
022    import groovy.lang.MissingPropertyException;
023    import groovy.lang.Script;
024    
025    /** @author <a href="mailto:julien.viet@exoplatform.com">Julien Viet</a> */
026    public abstract class GroovyScript extends Script {
027    
028      protected GroovyScript() {
029      }
030    
031      protected GroovyScript(Binding binding) {
032        super(binding);
033      }
034    
035      public void setContext(RuntimeContext context) {
036        setBinding(new Binding(context.getSession()));
037      }
038    
039      @Override
040      public Object getProperty(String property) {
041        try {
042          return super.getProperty(property);
043        }
044        catch (MissingPropertyException e) {
045          return null;
046        }
047      }
048    }