org.jfree.report.modules.parser.base
Class ParserEntityResolver

java.lang.Object
  org.jfree.report.modules.parser.base.ParserEntityResolver

All Implemented Interfaces:

org.xml.sax.EntityResolver

public final class ParserEntityResolver

extends java.lang.Object

implements org.xml.sax.EntityResolver

Resolves the JFreeReport DTD specification and routes the parser to a local copy.

Author:

Thomas Morgner

Method Summary

static ParserEntityResolver	getDefaultResolver() Returns a default resolver, which is initialized to redirect the parser to a local copy of the JFreeReport DTDs.
java.net.URL	getDTDLocation(java.lang.String publicID) Sets the location of the DTD.
org.xml.sax.InputSource	resolveEntity(java.lang.String publicId, java.lang.String systemId) Allow the application to resolve external entities.
boolean	setDTDLocation(java.lang.String publicID, java.net.URL location) Defines a DTD used to validate the report definition.

Methods inherited from class java.lang.Object

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

Method Detail

setDTDLocation

public boolean setDTDLocation(java.lang.String publicID,
                              java.net.URL location)

Defines a DTD used to validate the report definition. Your XMLParser must be a validating parser for this feature to work.

Parameters:

publicID - the public ID.

location - the URL.

Returns:

A boolean.

getDTDLocation

public java.net.URL getDTDLocation(java.lang.String publicID)

Sets the location of the DTD. This is used for validating XML parsers to validate the structure of the report definition.

Parameters:

publicID - the id.

Returns:

the URL for the DTD.

resolveEntity

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

Allow the application to resolve external entities.

Resolves the DTD definition to point to a local copy, if the specified public ID is known to this resolver.

Specified by:

resolveEntity in interface org.xml.sax.EntityResolver

Parameters:

publicId - the public ID.

systemId - the system ID.

Returns:

The input source.

Throws:

org.xml.sax.SAXException - if there is a parsing problem.

java.io.IOException - if there is an I/O problem.

getDefaultResolver

public static ParserEntityResolver getDefaultResolver()

Returns a default resolver, which is initialized to redirect the parser to a local copy of the JFreeReport DTDs.

Returns:

the default entity resolver.