org.craftercms.search.elasticsearch.impl.tika

Class TikaDocumentParser

java.lang.Object

org.craftercms.search.elasticsearch.impl.AbstractDocumentParser

org.craftercms.search.elasticsearch.impl.tika.TikaDocumentParser

All Implemented Interfaces:

DocumentParser

public class TikaDocumentParser
extends AbstractDocumentParser

Implementation of DocumentParser that uses Apache Tika

Author:

joseross

Field Summary

Fields

Modifier and Type	Field and Description
protected int	charLimit The maximum number of characters to parse from the document.
protected FileTypeMap	fileTypeMap
protected List<MetadataExtractor<org.apache.tika.metadata.Metadata>>	metadataExtractors List of metadata extractors to apply after parsing documents
protected com.fasterxml.jackson.databind.ObjectMapper	objectMapper Jackson ObjectMapper instance
protected org.apache.tika.Tika	tika Apache Tika instance

Fields inherited from class org.craftercms.search.elasticsearch.impl.AbstractDocumentParser

fieldNameAuthor, fieldNameContent, fieldNameContentType, fieldNameCreated, fieldNameDescription, fieldNameKeywords, fieldNameModified, fieldNAmeTitle

Constructor Summary

Constructors

Constructor and Description
TikaDocumentParser()

Method Summary

Modifier and Type	Method and Description
protected String	extractMetadata(String filename, org.springframework.core.io.Resource resource, String parsedContent, org.apache.tika.metadata.Metadata metadata, Map<String,Object> additionalFields) Prepares the document to be indexed
String	parseToXml(String filename, org.springframework.core.io.Resource resource, Map<String,Object> additionalFields) Parses the given document and generates an XML file
void	setCharLimit(int charLimit)
void	setMetadataExtractors(List<MetadataExtractor<org.apache.tika.metadata.Metadata>> metadataExtractors)
void	setObjectMapper(com.fasterxml.jackson.databind.ObjectMapper objectMapper)
void	setTika(org.apache.tika.Tika tika)

Methods inherited from class org.craftercms.search.elasticsearch.impl.AbstractDocumentParser

setFieldNameAuthor, setFieldNameContent, setFieldNameContentType, setFieldNameCreated, setFieldNameDescription, setFieldNameKeywords, setFieldNameModified, setFieldNAmeTitle

Methods inherited from class java.lang.Object

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

Field Detail

charLimit

protected int charLimit

The maximum number of characters to parse from the document. Defaults to 0 to parse only metadata.

objectMapper

protected com.fasterxml.jackson.databind.ObjectMapper objectMapper

Jackson ObjectMapper instance

metadataExtractors

protected List<MetadataExtractor<org.apache.tika.metadata.Metadata>> metadataExtractors

List of metadata extractors to apply after parsing documents

tika

protected org.apache.tika.Tika tika

Apache Tika instance

fileTypeMap

protected FileTypeMap fileTypeMap

Constructor Detail

TikaDocumentParser

public TikaDocumentParser()

Method Detail

setCharLimit

public void setCharLimit(int charLimit)

setObjectMapper

public void setObjectMapper(com.fasterxml.jackson.databind.ObjectMapper objectMapper)

setMetadataExtractors

public void setMetadataExtractors(List<MetadataExtractor<org.apache.tika.metadata.Metadata>> metadataExtractors)

setTika

public void setTika(org.apache.tika.Tika tika)

parseToXml

public String parseToXml(String filename,
                         org.springframework.core.io.Resource resource,
                         Map<String,Object> additionalFields)

Parses the given document and generates an XML file

Parameters:

filename - the name of the file

resource - the document to parse

additionalFields - additional fields to add

Returns:

an XML ready to be indexed

extractMetadata

protected String extractMetadata(String filename,
                                 org.springframework.core.io.Resource resource,
                                 String parsedContent,
                                 org.apache.tika.metadata.Metadata metadata,
                                 Map<String,Object> additionalFields)

Prepares the document to be indexed

Parameters:

resource - the content of the parsed file

metadata - the metadata of the parsed file

additionalFields - additional fields to be added

Returns:

the XML ready to be indexed