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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
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*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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/*
* Copyright (C) 2004-2011
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* THE SOFTWARE.
*/
package com.sun.xml.internal.rngom.parse.xml;
import java.io.IOException;
import com.sun.xml.internal.rngom.ast.builder.BuildException;
import com.sun.xml.internal.rngom.ast.builder.IncludedGrammar;
import com.sun.xml.internal.rngom.ast.builder.SchemaBuilder;
import com.sun.xml.internal.rngom.ast.builder.Scope;
import com.sun.xml.internal.rngom.ast.om.ParsedPattern;
import com.sun.xml.internal.rngom.parse.IllegalSchemaException;
import com.sun.xml.internal.rngom.parse.Parseable;
import com.sun.xml.internal.rngom.xml.sax.JAXPXMLReaderCreator;
import com.sun.xml.internal.rngom.xml.sax.XMLReaderCreator;
import org.xml.sax.EntityResolver;
import org.xml.sax.ErrorHandler;
import org.xml.sax.InputSource;
import org.xml.sax.SAXException;
import org.xml.sax.XMLReader;
/**
* RELAX NG schema in the XML syntax.
*
*/
public class SAXParseable implements Parseable {
private final InputSource in;
final XMLReaderCreator xrc;
final ErrorHandler eh;
public SAXParseable(InputSource in, ErrorHandler eh, XMLReaderCreator xrc) {
this.xrc = xrc;
this.eh = eh;
this.in = in;
}
public SAXParseable(InputSource in, ErrorHandler eh) {
this(in,eh,new JAXPXMLReaderCreator());
}
public ParsedPattern parse(SchemaBuilder schemaBuilder) throws BuildException, IllegalSchemaException {
try {
XMLReader xr = xrc.createXMLReader();
SchemaParser sp = new SchemaParser(this, xr, eh, schemaBuilder, null, null,"");
xr.parse(in);
ParsedPattern p = sp.getParsedPattern();
return schemaBuilder.expandPattern(p);
}
catch (SAXException e) {
throw toBuildException(e);
}
catch (IOException e) {
throw new BuildException(e);
}
}
public ParsedPattern parseInclude(String uri, SchemaBuilder schemaBuilder, IncludedGrammar g, String inheritedNs)
throws BuildException, IllegalSchemaException {
try {
XMLReader xr = xrc.createXMLReader();
SchemaParser sp = new SchemaParser(this, xr, eh, schemaBuilder, g, g, inheritedNs);
xr.parse(makeInputSource(xr, uri));
return sp.getParsedPattern();
}
catch (SAXException e) {
throw SAXParseable.toBuildException(e);
}
catch (IOException e) {
throw new BuildException(e);
}
}
public ParsedPattern parseExternal(String uri, SchemaBuilder schemaBuilder, Scope s, String inheritedNs)
throws BuildException, IllegalSchemaException {
try {
XMLReader xr = xrc.createXMLReader();
SchemaParser sp = new SchemaParser(this, xr, eh, schemaBuilder, null, s, inheritedNs);
xr.parse(makeInputSource(xr, uri));
return sp.getParsedPattern();
}
catch (SAXException e) {
throw SAXParseable.toBuildException(e);
}
catch (IOException e) {
throw new BuildException(e);
}
}
private static InputSource makeInputSource(XMLReader xr, String systemId) throws IOException, SAXException {
EntityResolver er = xr.getEntityResolver();
if (er != null) {
InputSource inputSource = er.resolveEntity(null, systemId);
if (inputSource != null)
return inputSource;
}
return new InputSource(systemId);
}
static BuildException toBuildException(SAXException e) {
Exception inner = e.getException();
if (inner instanceof BuildException)
throw (BuildException)inner;
throw new BuildException(e);
}
}