gov.nasa.pds.harvest.search.crawler

Class PDS3FileCrawler

java.lang.Object

gov.nasa.jpl.oodt.cas.crawl.config.ProductCrawlerBean

gov.nasa.pds.harvest.search.crawler.ProductCrawler

gov.nasa.pds.harvest.search.crawler.PDSProductCrawler

gov.nasa.pds.harvest.search.crawler.PDS3ProductCrawler

gov.nasa.pds.harvest.search.crawler.PDS3FileCrawler

All Implemented Interfaces:

gov.nasa.jpl.oodt.cas.commons.spring.SpringSetIdInjectionType, gov.nasa.jpl.oodt.cas.filemgr.metadata.CoreMetKeys

public class PDS3FileCrawler
extends PDS3ProductCrawler

Crawler class intended to be used for registering PDS3 files as Product_File_Repository products.

Author:

mcayanan

Field Summary

Fields inherited from class gov.nasa.pds.harvest.search.crawler.PDSProductCrawler

inPersistanceMode, touchedFiles

Fields inherited from class gov.nasa.pds.harvest.search.crawler.ProductCrawler

DIR_FILTER, FILE_FILTER, LOG

Fields inherited from class gov.nasa.jpl.oodt.cas.crawl.config.ProductCrawlerBean

MIME_TYPES_HIERARCHY

Fields inherited from interface gov.nasa.jpl.oodt.cas.filemgr.metadata.CoreMetKeys

FILE_LOCATION, FILENAME, MIME_TYPE, PRODUCT_ID, PRODUCT_NAME, PRODUCT_RECEVIED_TIME, PRODUCT_STRUCTURE, PRODUCT_TYPE

Constructor Summary

Constructors

Constructor and Description
PDS3FileCrawler()

Method Summary

Methods

Modifier and Type	Method and Description
protected gov.nasa.jpl.oodt.cas.metadata.Metadata	getMetadataForProduct(File product) Extracts metadata from the given product.
protected boolean	passesPreconditions(File product) Determines whether the supplied file passes the necessary pre-conditions for the file to be registered.
void	setChecksumManifest(Map<File,String> manifest) Set the map to represent the checksum manifest file.
void	setFileFilter(FileFilter filter) Sets the file filter for the crawler.
void	setGenerateChecksums(boolean value) Set the flag for checksum generation.

Methods inherited from class gov.nasa.pds.harvest.search.crawler.PDS3ProductCrawler

getPDS3MetExtractorConfig, setPDS3MetExtractorConfig

Methods inherited from class gov.nasa.pds.harvest.search.crawler.PDSProductCrawler

addAction, addActions, addKnownMetadata, crawl, getActions, getMetExtractorConfig, setDirectoryFilter, setInPersistanceMode, setMetExtractorConfig

Methods inherited from class gov.nasa.pds.harvest.search.crawler.ProductCrawler

clearIngestStatus, crawl, createProduct, generateDoc, getIngestStatus, getSearchDocGenerator, handleFile, setActionRepo, setSearchDocGenerator

Methods inherited from class gov.nasa.jpl.oodt.cas.crawl.config.ProductCrawlerBean

addRequiredMetadata, getActionIds, getApplicationContext, getDaemonPort, getDaemonWait, getFilemgrUrl, getGlobalMetadata, getId, getIngester, getProductPath, getRequiredMetadata, isCrawlForDirs, isNoRecur, isSkipIngest, setActionIds, setApplicationContext, setCrawlForDirs, setDaemonPort, setDaemonWait, setFilemgrUrl, setGlobalMetadata, setId, setIngester, setNoRecur, setProductPath, setRequiredMetadata, setSkipIngest

Methods inherited from class java.lang.Object

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

Constructor Detail

PDS3FileCrawler

public PDS3FileCrawler()

Method Detail

setFileFilter

public void setFileFilter(FileFilter filter)

Description copied from class: PDSProductCrawler

Sets the file filter for the crawler.

Overrides:

setFileFilter in class PDSProductCrawler

Parameters:

filter - A File Filter defined in the Harvest policy config.

getMetadataForProduct

protected gov.nasa.jpl.oodt.cas.metadata.Metadata getMetadataForProduct(File product)

Description copied from class: PDS3ProductCrawler

Extracts metadata from the given product.

Overrides:

getMetadataForProduct in class PDS3ProductCrawler

Parameters:

product - A PDS file.

Returns:

A Metadata object, which holds metadata from the product.

passesPreconditions

protected boolean passesPreconditions(File product)

Description copied from class: PDS3ProductCrawler

Determines whether the supplied file passes the necessary pre-conditions for the file to be registered.

Overrides:

passesPreconditions in class PDS3ProductCrawler

Parameters:

product - A file.

Returns:

true if the file passes.

setGenerateChecksums

public void setGenerateChecksums(boolean value)

Set the flag for checksum generation.

Parameters:

value - 'true' to turn on, 'false' to turn off.

setChecksumManifest

public void setChecksumManifest(Map<File,String> manifest)

Set the map to represent the checksum manifest file.

Parameters:

manifest - A mapping of file objects to checksums.