com.thaiopensource.relaxng.jaxp.XMLSyntaxSchemaFactory Maven / Gradle / Ivy

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Jing is a validator for RELAX NG and other schema languages. This project was taken from http://code.google.com/p/jing-trang and mavenized for inclusion in the Wicket Stuff HTML Validator. The code was taken from the 20091111 release.

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package com.thaiopensource.relaxng.jaxp;

import com.thaiopensource.relaxng.parse.Parseable;
import com.thaiopensource.relaxng.parse.sax.SAXParseable;
import com.thaiopensource.relaxng.pattern.Pattern;
import com.thaiopensource.relaxng.pattern.NameClass;
import com.thaiopensource.relaxng.pattern.CommentListImpl;
import com.thaiopensource.relaxng.pattern.AnnotationsImpl;
import com.thaiopensource.resolver.xml.sax.SAXResolver;
import com.thaiopensource.validation.Constants;
import com.thaiopensource.util.VoidValue;
import org.xml.sax.ErrorHandler;
import org.xml.sax.SAXException;
import org.xml.sax.Locator;

import javax.xml.transform.sax.SAXSource;

/**
 * A SchemaFactory that supports RELAX NG with the original XML syntax.
 */
public class XMLSyntaxSchemaFactory extends SchemaFactoryImpl {

  /**
   * The String that is used to identify the schema language, when the schema language is RELAX NG with the original
   * XML syntax.  The String is the namespace URI for RELAX NG schemas.
   */
  static final public String SCHEMA_LANGUAGE = Constants.RELAXNG_XML_URI;
  
  protected Parseable createParseable(SAXSource source, SAXResolver resolver, ErrorHandler eh) throws SAXException {
    if (source.getXMLReader() == null)
      source = new SAXSource(resolver.createXMLReader(), source.getInputSource());
    return new SAXParseable(source, resolver, eh);
  }

  public boolean isSchemaLanguageSupported(String schemaLanguage) {
    return schemaLanguage.equals(SCHEMA_LANGUAGE);
  }

}