Package com.sap.cds.adapter.odata.v2.search

Class SearchTokenizer

java.lang.Object

com.sap.cds.adapter.odata.v2.search.SearchTokenizer

public class SearchTokenizer
extends Object

 searchExpr    = ( OPEN BWS searchExpr BWS CLOSE / searchTerm )
                 [ searchOrExpr / searchAndExpr ]
 searchOrExpr  = RWS 'OR' RWS searchExpr
 searchAndExpr = RWS [ 'AND' RWS ] searchExpr
 searchTerm    = [ 'NOT' RWS ] ( searchPhrase / searchWord )
 searchPhrase  = quotation-mark 1*qchar-no-AMP-DQUOTE quotation-mark
 searchWord    = 1*ALPHA ; Actually: any character from the Unicode categories L or Nl,
                                     but not the words AND, OR, and NOT
 

ATTENTION: This class does not support a percent-encoded searchPhrase because the URI parser percent decodes each query before calling parsers of query options.

Constructor Summary

Constructors

Constructor	Description
SearchTokenizer()

Method Summary

Modifier and Type	Method	Description
List<SearchQueryToken>	tokenize(String searchQuery)	Takes the search query and splits it into a list of corresponding SearchQueryTokens.

Methods inherited from class java.lang.Object

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

Constructor Details

SearchTokenizer

public SearchTokenizer()

Method Details

tokenize

public List<SearchQueryToken> tokenize(String searchQuery)

Takes the search query and splits it into a list of corresponding SearchQueryTokens. Before splitting it into tokens, leading and trailing whitespace in the given search query string is removed.

Parameters:

searchQuery - search query to be tokenized

Returns:

list of tokens