info.aduna.infosource.crawl.index
Class IndexConstants

java.lang.Object
  info.aduna.infosource.crawl.index.IndexConstants

public class IndexConstants
extends Object

Constants and utility methods related to the text indexing performed by a CrawlingRepository.

Field Summary

static String	AGENT_FIELD
static String[]	AGENT_NAME_PROPERTIES The agent properties that need to be indexed.
static String[]	AGENT_PROPERTIES Predicates that connect a crawled resource to an (mail) agent with potentially indexable properties.
static String	ID_FIELD The Lucene field used for storing the indexed Resource's URI.
static Map<String,String>	INDEXED_RESOURCE_PREDICATES Maps RDF predicates of properties connected to the crawled Resource to Lucene field names.
static String	PATH_FIELD
static String	SUMMARY_FIELD
static String	TEXT_FIELD The Lucene field used for full-text indexing.
static String	TITLE_FIELD

Constructor Summary

IndexConstants()

Method Summary

static boolean	containsPredicate(String[] predicates, org.openrdf.model.Statement statement)
static boolean	containsPredicate(String[] predicates, String predicate)

Methods inherited from class java.lang.Object

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

Field Detail

INDEXED_RESOURCE_PREDICATES

public static final Map<String,String> INDEXED_RESOURCE_PREDICATES

Maps RDF predicates of properties connected to the crawled Resource to Lucene field names.

ID_FIELD

public static final String ID_FIELD

The Lucene field used for storing the indexed Resource's URI.

See Also:

Constant Field Values

TEXT_FIELD

public static final String TEXT_FIELD

The Lucene field used for full-text indexing. This field has special significance because the corresponding predicates are not stored in the RDF store.

See Also:

Constant Field Values

TITLE_FIELD

public static final String TITLE_FIELD

See Also:

Constant Field Values

PATH_FIELD

public static final String PATH_FIELD

See Also:

Constant Field Values

SUMMARY_FIELD

public static final String SUMMARY_FIELD

See Also:

Constant Field Values

AGENT_FIELD

public static final String AGENT_FIELD

See Also:

Constant Field Values

AGENT_PROPERTIES

public static final String[] AGENT_PROPERTIES

Predicates that connect a crawled resource to an (mail) agent with potentially indexable properties.

AGENT_NAME_PROPERTIES

public static final String[] AGENT_NAME_PROPERTIES

The agent properties that need to be indexed.

Constructor Detail

IndexConstants

public IndexConstants()

Method Detail

containsPredicate

public static boolean containsPredicate(String[] predicates,
                                        org.openrdf.model.Statement statement)

containsPredicate

public static boolean containsPredicate(String[] predicates,
                                        String predicate)