org.apache.tika.parser.xml
Class ElementMetadataHandler

java.lang.Object
  extended by org.xml.sax.helpers.DefaultHandler
      extended by org.apache.tika.parser.xml.ElementMetadataHandler
All Implemented Interfaces:
ContentHandler, DTDHandler, EntityResolver, ErrorHandler

public class ElementMetadataHandler
extends org.xml.sax.helpers.DefaultHandler

SAX event handler that maps the contents of an XML element into a metadata field.

Since:
Apache Tika 0.10

Constructor Summary
ElementMetadataHandler(String uri, String localName, Metadata metadata, String name)
           
 
Method Summary
protected  void addMetadata(String value)
          Adds the given metadata value.
 void characters(char[] ch, int start, int length)
           
 void endElement(String uri, String localName, String name)
           
 void ignorableWhitespace(char[] ch, int start, int length)
           
protected  boolean isMatchingElement(String uri, String localName)
           
 void startElement(String uri, String localName, String name, Attributes attributes)
           
 
Methods inherited from class org.xml.sax.helpers.DefaultHandler
endDocument, endPrefixMapping, error, fatalError, notationDecl, processingInstruction, resolveEntity, setDocumentLocator, skippedEntity, startDocument, startPrefixMapping, unparsedEntityDecl, warning
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

ElementMetadataHandler

public ElementMetadataHandler(String uri,
                              String localName,
                              Metadata metadata,
                              String name)
Method Detail

isMatchingElement

protected boolean isMatchingElement(String uri,
                                    String localName)

startElement

public void startElement(String uri,
                         String localName,
                         String name,
                         Attributes attributes)
Specified by:
startElement in interface ContentHandler
Overrides:
startElement in class org.xml.sax.helpers.DefaultHandler

endElement

public void endElement(String uri,
                       String localName,
                       String name)
Specified by:
endElement in interface ContentHandler
Overrides:
endElement in class org.xml.sax.helpers.DefaultHandler

characters

public void characters(char[] ch,
                       int start,
                       int length)
Specified by:
characters in interface ContentHandler
Overrides:
characters in class org.xml.sax.helpers.DefaultHandler

ignorableWhitespace

public void ignorableWhitespace(char[] ch,
                                int start,
                                int length)
Specified by:
ignorableWhitespace in interface ContentHandler
Overrides:
ignorableWhitespace in class org.xml.sax.helpers.DefaultHandler

addMetadata

protected void addMetadata(String value)
Adds the given metadata value. The value is ignored if it is null or empty. If the metadata entry already exists, then the given value is appended to it with a comma as the separator.

Parameters:
value - metadata value


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