/****************************************************************************/
/* File: PkgURIResolver.java */
/* Author: F. Georges */
/* Company: H2O Consulting */
/* Date: 2010-05-02 */
/* Tags: */
/* Copyright (c) 2010-2015 Florent Georges (see end of file.) */
/* ------------------------------------------------------------------------ */
package org.expath.pkg.saxon;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.util.Map;
import javax.xml.transform.Source;
import javax.xml.transform.TransformerException;
import javax.xml.transform.URIResolver;
import javax.xml.transform.stream.StreamSource;
import org.expath.pkg.repo.PackageException;
import org.expath.pkg.repo.URISpace;
import org.expath.pkg.repo.tools.Logger;
/**
* URI Resolver to resolve within a repository.
*
* @author Florent Georges
*/
public class PkgURIResolver
implements URIResolver
{
public PkgURIResolver(Map<String, String> overrides, SaxonRepository repo, URIResolver parent, URISpace space)
throws PackageException
{
myOverrides = overrides;
myRepo = repo;
myParent = parent;
mySpace = space;
}
@Override
public Source resolve(String href, String base)
throws TransformerException
{
LOG.fine("resolve: {0} with base: {1}", href, base);
// try the override URIs
String override = myOverrides.get(href);
if ( override != null ) {
File f = new File(override);
StreamSource s;
try {
s = new StreamSource(new FileInputStream(f));
}
catch ( FileNotFoundException ex ) {
throw new TransformerException("Error resolving the URI", ex);
}
s.setSystemId(f.toURI().toString());
return s;
}
// try a Saxon-specific stuff
try {
Source s = myRepo.resolve(href, mySpace);
if ( s != null ) {
return s;
}
}
catch ( PackageException ex ) {
throw new TransformerException("Error resolving the URI", ex);
}
// delegate to pkg-repo's resolver
return myParent.resolve(href, base);
}
/** The overrides (take precedence over the catalog resolver). */
private final Map<String, String> myOverrides;
/** The Saxon repo used to resolve Saxon-specific stuff. */
private final SaxonRepository myRepo;
/** The parent resolver, from pkg-repo. */
private final URIResolver myParent;
/** ... */
private final URISpace mySpace;
/** The logger. */
private static final Logger LOG = Logger.getLogger(PkgURIResolver.class);
}
/* ------------------------------------------------------------------------ */
/* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS COMMENT. */
/* */
/* The contents of this file are subject to the Mozilla Public License */
/* Version 1.0 (the "License"); you may not use this file except in */
/* compliance with the License. You may obtain a copy of the License at */
/* http://www.mozilla.org/MPL/. */
/* */
/* Software distributed under the License is distributed on an "AS IS" */
/* basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See */
/* the License for the specific language governing rights and limitations */
/* under the License. */
/* */
/* The Original Code is: all this file. */
/* */
/* The Initial Developer of the Original Code is Florent Georges. */
/* */
/* Contributor(s): none. */
/* ------------------------------------------------------------------------ */