Package org.dspace.importer.external.metadatamapping.contributor

Class RegexReplacingJsonPathMetadataProcessor

java.lang.Object

org.dspace.importer.external.metadatamapping.contributor.AbstractJsonPathMetadataProcessor

org.dspace.importer.external.metadatamapping.contributor.RegexReplacingJsonPathMetadataProcessor

All Implemented Interfaces:

JsonPathMetadataProcessor

public class RegexReplacingJsonPathMetadataProcessor
extends AbstractJsonPathMetadataProcessor

A generic JSON metadata processor that extracts a string value from a JSON node using a specified JSONPath and applies a regex-based replacement. This class extends AbstractJsonPathMetadataProcessor and provides functionality to replace a matching regex pattern in the extracted text with a given replacement value.

Author:

Adamo Fapohunda (adamo.fapohunda at 4science.com)

See Also:

• AbstractJsonPathMetadataProcessor
• JsonPathMetadataProcessor

Constructor Summary

Constructors

Constructor	Description
RegexReplacingJsonPathMetadataProcessor()

Method Summary

Modifier and Type	Method	Description
protected org.apache.logging.log4j.Logger	getLogger()	Provides the logger instance for error handling.
protected String	getPath()	Returns the JSONPath expression used to locate the value in the JSON structure.
protected String	getStringValue(com.fasterxml.jackson.databind.JsonNode node)	Extracts the string value from the given JSON node and applies regex-based replacement.
void	setPath(String path)	Sets the JSONPath expression used for extraction.
void	setRegexPattern(String regexPattern)	Sets the regex pattern to be replaced in the extracted string.
void	setReplacement(String replacement)	Sets the replacement string that will replace occurrences of the regex pattern.

Methods inherited from class org.dspace.importer.external.metadatamapping.contributor.AbstractJsonPathMetadataProcessor

processMetadata

Methods inherited from class java.lang.Object

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

Constructor Details

RegexReplacingJsonPathMetadataProcessor

public RegexReplacingJsonPathMetadataProcessor()

Method Details

getStringValue

protected String getStringValue(com.fasterxml.jackson.databind.JsonNode node)

Extracts the string value from the given JSON node and applies regex-based replacement.

Specified by:

getStringValue in class AbstractJsonPathMetadataProcessor

Parameters:

node - The JSON node from which to extract the value.

Returns:

The transformed string after applying the regex replacement.

Throws:

IllegalArgumentException - if the node is null or does not contain a text value.

getLogger

protected org.apache.logging.log4j.Logger getLogger()

Provides the logger instance for error handling.

Specified by:

getLogger in class AbstractJsonPathMetadataProcessor

Returns:

A Logger instance.

getPath

protected String getPath()

Returns the JSONPath expression used to locate the value in the JSON structure.

Specified by:

getPath in class AbstractJsonPathMetadataProcessor

Returns:

The JSONPath string.

setPath

public void setPath(String path)

Sets the JSONPath expression used for extraction.

Parameters:

path - The JSONPath string.

setRegexPattern

public void setRegexPattern(String regexPattern)

Sets the regex pattern to be replaced in the extracted string.

Parameters:

regexPattern - The regular expression pattern.

setReplacement

public void setReplacement(String replacement)

Sets the replacement string that will replace occurrences of the regex pattern.

Parameters:

replacement - The replacement string.