/*
* $Id$
*
* Copyright (C) 2003-2015 JNode.org
*
* This library is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as published
* by the Free Software Foundation; either version 2.1 of the License, or
* (at your option) any later version.
*
* This library 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 Lesser General Public
* License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this library; If not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
package org.jnode.shell.syntax;
import org.jnode.plugin.ConfigurationElement;
/**
* This class adapts plugin ConfigurationElements for Syntax loaders / readers.
*
* @author crawley@jnode.org
*/
public class PluginSyntaxSpecAdapter implements SyntaxSpecAdapter {
private final ConfigurationElement element;
public PluginSyntaxSpecAdapter(ConfigurationElement element) {
this.element = element;
}
@Override
public String getName() {
return element.getName();
}
@Override
public String getAttribute(String name) {
String tmp = element.getAttribute(name);
return (tmp != null && tmp.length() == 0) ? null : tmp;
}
@Override
public SyntaxSpecAdapter getChild(int childNo) {
return new PluginSyntaxSpecAdapter(element.getElements()[childNo]);
}
@Override
public int getNosChildren() {
return element.getElements().length;
}
@Override
public boolean equals(Object obj) {
if (this == obj) {
return true;
}
if (!(obj instanceof PluginSyntaxSpecAdapter)) {
return false;
}
return element == ((PluginSyntaxSpecAdapter) obj).element;
}
@Override
public int hashCode() {
return element.hashCode();
}
}