com.knowgate.lucene
Class NewsMessageSearcher

java.lang.Object
  com.knowgate.lucene.NewsMessageSearcher

public class NewsMessageSearcher
extends java.lang.Object

Search into a Lucene full text index for news messages

Constructor Summary

NewsMessageSearcher()

Method Summary

static java.lang.String	escape(java.lang.String sInput) Escape special characters from a Lucene query
static NewsMessageRecord[]	search(java.lang.String sLuceneIndexPath, java.lang.String sWorkArea, java.lang.String sNewsGroupCategoryName, java.lang.String sAuthor, java.lang.String sTitle, java.util.Date dtFromDate, java.util.Date dtToDate, java.lang.String sText, int iLimit, java.util.Comparator oSortBy) Compose a Lucene query based on given parameters

Methods inherited from class java.lang.Object

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

Constructor Detail

NewsMessageSearcher

public NewsMessageSearcher()

Method Detail

search

public static NewsMessageRecord[] search(java.lang.String sLuceneIndexPath,
                                         java.lang.String sWorkArea,
                                         java.lang.String sNewsGroupCategoryName,
                                         java.lang.String sAuthor,
                                         java.lang.String sTitle,
                                         java.util.Date dtFromDate,
                                         java.util.Date dtToDate,
                                         java.lang.String sText,
                                         int iLimit,
                                         java.util.Comparator oSortBy)
                                  throws ParseException,
                                         java.io.IOException,
                                         java.lang.NullPointerException

Compose a Lucene query based on given parameters

Parameters:

sLuceneIndexPath - String Base path for Lucene indexes excluding WorkArea and table name

sWorkArea - String GUID of WorkArea to be searched, cannot be null

sGroup - String GUID of NewsGroup to which message belongs

sAuthor - String

sTitle - String

sText - String

iLimit - int

oSortBy - Comparator

Returns:

BugRecord[]

Throws:

ParseException

java.io.IOException

java.lang.NullPointerException

escape

public static java.lang.String escape(java.lang.String sInput)

Escape special characters from a Lucene query

Returns:

The input string with any character of set +-&|!(){}[]^"~*?:\ be preceded by a backslash