org.apache.nutch.indexer.field
Class FieldFilters

java.lang.Object
  org.apache.nutch.indexer.field.FieldFilters

public class FieldFilters
extends Object

The FieldFilters class provides a standard way to collect, order, and run all FieldFilter implementations that are active in the plugin system.

Field Summary

static String	FIELD_FILTER_ORDER
static org.apache.commons.logging.Log	LOG

Constructor Summary

FieldFilters(Configuration conf)
Configurable constructor.

Method Summary

Document

filter(String url, Document doc, List<FieldWritable> fields) Runs all FieldFilter extensions.

Methods inherited from class java.lang.Object

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

Field Detail

FIELD_FILTER_ORDER

public static final String FIELD_FILTER_ORDER

See Also:

Constant Field Values

LOG

public static final org.apache.commons.logging.Log LOG

Constructor Detail

FieldFilters

public FieldFilters(Configuration conf)

Configurable constructor.

Method Detail

filter

public Document filter(String url,
                       Document doc,
                       List<FieldWritable> fields)
                throws IndexingException

Runs all FieldFilter extensions.

Parameters:

url - The url to index.

doc - The lucene index document.

fields - The lucene fields.

Returns:

The document to filter or null to not index this document and url.

Throws:

IndexingException - If an error occurs while running filters.