Package org.apache.tika.parser.sentiment

Class SentimentAnalysisParser

java.lang.Object

org.apache.tika.parser.sentiment.SentimentAnalysisParser

All Implemented Interfaces:

Serializable, Initializable, Parser

public class SentimentAnalysisParser
extends Object
implements Parser, Initializable

This parser classifies documents based on the sentiment of document. The classifier is powered by Apache OpenNLP's Maximum Entropy Classifier

See Also:

• Serialized Form

Field Summary

Fields

Modifier and Type	Field	Description
static final String	DEF_MODEL

Constructor Summary

Constructors

Constructor	Description
SentimentAnalysisParser()

Method Summary

Modifier and Type	Method	Description
void	checkInitialization(InitializableProblemHandler handler)
Set<MediaType>	getSupportedTypes(ParseContext context)	Returns the types supported
void	initialize(Map<String,Param> params)
void	parse(InputStream stream, ContentHandler handler, Metadata metadata, ParseContext context)	Performs the parse

Methods inherited from class java.lang.Object

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

Field Details

DEF_MODEL

public static final String DEF_MODEL

See Also:

• Constant Field Values

Constructor Details

SentimentAnalysisParser

public SentimentAnalysisParser()

Method Details

initialize

public void initialize(Map<String,Param> params)
                throws TikaConfigException

Specified by:

initialize in interface Initializable

Parameters:

params - params to use for initialization

Throws:

TikaConfigException

checkInitialization

public void checkInitialization(InitializableProblemHandler handler)
                         throws TikaConfigException

Specified by:

checkInitialization in interface Initializable

Parameters:

handler - if there is a problem and no custom initializableProblemHandler has been configured via Initializable parameters, this is called to respond.

Throws:

TikaConfigException

getSupportedTypes

public Set<MediaType> getSupportedTypes(ParseContext context)

Returns the types supported

Specified by:

getSupportedTypes in interface Parser

Parameters:

context - the parse context

Returns:

the set of types supported

parse

public void parse(InputStream stream,
 ContentHandler handler,
 Metadata metadata,
 ParseContext context)
           throws IOException,
SAXException,
TikaException

Performs the parse

Specified by:

parse in interface Parser

Parameters:

stream - the input

handler - the content handler

metadata - the metadata passed

context - the context for the parser

Throws:

IOException - if the document stream could not be read

SAXException - if the SAX events could not be processed

TikaException - if the document could not be parsed