org.apache.torque.engine.database.transform
Class DTDResolver

java.lang.Object
  org.apache.torque.engine.database.transform.DTDResolver

All Implemented Interfaces:

org.xml.sax.EntityResolver

public class DTDResolver

extends java.lang.Object

implements org.xml.sax.EntityResolver

A resolver to get the database.dtd file for the XML parser from the jar.

Version:

$Id: DTDResolver.java,v 1.9 2003/07/31 16:04:06 dlr Exp $

Author:

Martin Poeschl, Kurt Schrader, Quinton McCombs

Field Summary

private org.xml.sax.InputSource	databaseDTD InputSource for database.dtd.
private static org.apache.commons.logging.Log	log Logging class from commons.logging
static java.lang.String	WEB_SITE_DTD Where the DTD is located on the web.

Constructor Summary

DTDResolver()
constructor

Method Summary

private org.xml.sax.InputSource	getInputSource(java.lang.String urlString) Retrieves a XML input source for the specified URL.
org.xml.sax.InputSource	resolveEntity(java.lang.String publicId, java.lang.String systemId) An implementation of the SAX EntityResolver interface to be called by the XML parser.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

WEB_SITE_DTD

public static final java.lang.String WEB_SITE_DTD

Where the DTD is located on the web.

See Also:

Constant Field Values

databaseDTD

private org.xml.sax.InputSource databaseDTD

InputSource for database.dtd.

log

private static org.apache.commons.logging.Log log

Logging class from commons.logging

Constructor Detail

DTDResolver

public DTDResolver()
            throws org.xml.sax.SAXException

constructor

Method Detail

resolveEntity

public org.xml.sax.InputSource resolveEntity(java.lang.String publicId,
                                             java.lang.String systemId)
                                      throws java.io.IOException

An implementation of the SAX EntityResolver interface to be called by the XML parser.

Specified by:

resolveEntity in interface org.xml.sax.EntityResolver

Parameters:

publicId - The public identifier of the external entity

systemId - The system identifier of the external entity

Returns:

An InputSource for the database.dtd file.

Throws:

java.io.IOException

getInputSource

private org.xml.sax.InputSource getInputSource(java.lang.String urlString)
                                        throws java.io.IOException

Retrieves a XML input source for the specified URL.

Parameters:

urlString - The URL of the input source.

Returns:

InputSource for the URL.

Throws:

java.io.IOException