Package org.apache.tika.sax

Class OfflineContentHandler

java.lang.Object

org.xml.sax.helpers.DefaultHandler

org.apache.tika.sax.ContentHandlerDecorator

org.apache.tika.sax.OfflineContentHandler

All Implemented Interfaces:

ContentHandler, DTDHandler, EntityResolver, ErrorHandler

public class OfflineContentHandler
extends ContentHandlerDecorator

Content handler decorator that always returns an empty stream from the resolveEntity(String, String) method to prevent potential network or other external resources from being accessed by an XML parser.

See Also:

• TIKA-185

Constructor Summary

Constructors

Constructor	Description
OfflineContentHandler(ContentHandler handler)
OfflineContentHandler(ContentHandler handler, ParseContext context)

Method Summary

Modifier and Type	Method	Description
InputSource	resolveEntity(String publicId, String systemId)	Returns an empty stream.

Methods inherited from class org.apache.tika.sax.ContentHandlerDecorator

characters, endDocument, endElement, endPrefixMapping, error, fatalError, handleException, ignorableWhitespace, processingInstruction, setContentHandler, setDocumentLocator, skippedEntity, startDocument, startElement, startPrefixMapping, toString, warning

Methods inherited from class org.xml.sax.helpers.DefaultHandler

notationDecl, unparsedEntityDecl

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.xml.sax.ContentHandler

declaration

Constructor Details

OfflineContentHandler

public OfflineContentHandler(ContentHandler handler)

OfflineContentHandler

public OfflineContentHandler(ContentHandler handler,
 ParseContext context)

Parameters:

context - records refused external references on the document's metadata when it holds a ParseRecord; may be null

Method Details

resolveEntity

public InputSource resolveEntity(String publicId,
 String systemId)

Returns an empty stream. This will make an XML parser silently ignore any external entities.

Specified by:

resolveEntity in interface EntityResolver

Overrides:

resolveEntity in class DefaultHandler