|
|||||||||
PREV CLASS NEXT CLASS | FRAMES NO FRAMES | ||||||||
SUMMARY: NESTED | FIELD | CONSTR | METHOD | DETAIL: FIELD | CONSTR | METHOD |
java.lang.Objectedu.mayo.informatics.indexer.api.generators.QueryGenerator
public class QueryGenerator
This class will generate a query for you to use in searching.
Constructor Summary | |
---|---|
QueryGenerator()
Constructs a default QueryGenerator, it will use a StandardAnalyzer. |
|
QueryGenerator(org.apache.lucene.analysis.Analyzer analyzer)
Constructs a QueryGenerator using the given analyzer. |
Method Summary | |
---|---|
org.apache.lucene.search.Query |
createQuery(java.lang.String searchString,
java.lang.String[] fields)
|
static java.lang.String |
removeExtraWhiteSpaceCharacters(java.lang.String searchString,
java.util.Set whiteSpaceCharsFromAnalyzer)
Lucene's Query Parser has the following special characters: + - && || ! |
void |
setAnalyzer(org.apache.lucene.analysis.Analyzer analyzer)
Change the analyzer of an index. |
Methods inherited from class java.lang.Object |
---|
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
---|
public QueryGenerator()
public QueryGenerator(org.apache.lucene.analysis.Analyzer analyzer)
analyzer
- The analyzer to use in construction of the indexMethod Detail |
---|
public org.apache.lucene.search.Query createQuery(java.lang.String searchString, java.lang.String[] fields) throws org.apache.lucene.queryParser.ParseException, org.apache.lucene.queryParser.TokenMgrError
searchString
- The string to search for. See
http://jakarta.apache.org/lucene/docs/queryparsersyntax.html
for details on what can be parsed.fields
- What fields of the index to search for this string.
org.apache.lucene.queryParser.ParseException
org.apache.lucene.queryParser.TokenMgrError
public static java.lang.String removeExtraWhiteSpaceCharacters(java.lang.String searchString, java.util.Set whiteSpaceCharsFromAnalyzer)
searchString
- Search string to modify.whiteSpaceCharsFromAnalyzer
- Set of Character objects to remove. Same as used in your
Analyzer.public void setAnalyzer(org.apache.lucene.analysis.Analyzer analyzer)
analyzer
-
|
Copyright: (c) 2004-2006 Mayo Foundation for Medical Education and Research (MFMER). All rights reserved. MAYO, MAYO CLINIC, and the triple-shield Mayo logo are trademarks and service marks of MFMER. | ||||||||
PREV CLASS NEXT CLASS | FRAMES NO FRAMES | ||||||||
SUMMARY: NESTED | FIELD | CONSTR | METHOD | DETAIL: FIELD | CONSTR | METHOD |