org.mule.module.xml.util.LocalURIResolver Maven / Gradle / Ivy
/*
* $Id: LocalURIResolver.java 24051 2012-03-14 09:41:04Z dirk.olmes $
* --------------------------------------------------------------------------------------
* Copyright (c) MuleSoft, Inc. All rights reserved. http://www.mulesoft.com
*
* The software in this package is published under the terms of the CPAL v1.0
* license, a copy of which has been included with this distribution in the
* LICENSE.txt file.
*/
package org.mule.module.xml.util;
import org.mule.util.IOUtils;
import java.io.IOException;
import java.io.InputStream;
import javax.xml.transform.Source;
import javax.xml.transform.TransformerException;
import javax.xml.transform.URIResolver;
import javax.xml.transform.stream.StreamSource;
/**
* Will look for the href file on the classpath
*/
public class LocalURIResolver implements URIResolver
{
// The xsl file provided by user
private String xslFile = null;
public LocalURIResolver()
{
super();
}
public LocalURIResolver(String xslFile)
{
super();
this.xslFile = xslFile;
}
@Override
public Source resolve(String href, String base) throws javax.xml.transform.TransformerException
{
try
{
InputStream is = IOUtils.getResourceAsStream(href, getClass());
if (is != null)
{
return new StreamSource(is);
}
else if (xslFile != null)
{
// Try to use relative path
int pathPos = xslFile.lastIndexOf('/');
if (pathPos > -1)
{
// Path exists
String path = xslFile.substring(0, pathPos + 1);
return new StreamSource(IOUtils.getResourceAsStream(path + href, getClass()));
}
}
throw new TransformerException("Stylesheet not found: " + href);
}
catch (IOException e)
{
throw new TransformerException(e);
}
}
}