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//
// ========================================================================
// Copyright (c) 1995-2014 Mort Bay Consulting Pty. Ltd.
// ------------------------------------------------------------------------
// All rights reserved. This program and the accompanying materials
// are made available under the terms of the Eclipse Public License v1.0
// and Apache License v2.0 which accompanies this distribution.
//
// The Eclipse Public License is available at
// http://www.eclipse.org/legal/epl-v10.html
//
// The Apache License v2.0 is available at
// http://www.opensource.org/licenses/apache2.0.php
//
// You may elect to redistribute this code under either of these licenses.
// ========================================================================
//
package org.eclipse.jetty.webapp;
import java.net.URL;
import org.eclipse.jetty.util.resource.Resource;
import org.eclipse.jetty.xml.XmlParser;
public abstract class Descriptor
{
protected Resource _xml;
protected XmlParser.Node _root;
protected XmlParser _parser;
protected boolean _validating;
public Descriptor (Resource xml)
{
_xml = xml;
}
public abstract XmlParser newParser()
throws ClassNotFoundException;
public abstract void ensureParser()
throws ClassNotFoundException;
protected void redirect(XmlParser parser, String resource, URL source)
{
if (source != null)
parser.redirectEntity(resource, source);
}
public void setValidating (boolean validating)
{
_validating = validating;
}
public void parse ()
throws Exception
{
if (_parser == null)
ensureParser();
if (_root == null)
{
try
{
_root = _parser.parse(_xml.getInputStream());
}
finally
{
_xml.close();
}
}
}
public Resource getResource ()
{
return _xml;
}
public XmlParser.Node getRoot ()
{
return _root;
}
public String toString()
{
return this.getClass().getSimpleName()+"("+_xml+")";
}
}
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