Package com.webmethods.common.search.util

Class SearchUtil

java.lang.Object

com.webmethods.common.search.util.SearchUtil

public class SearchUtil
extends Object

Utility class that contains helper functions for search

Field Summary

Fields

Modifier and Type	Field	Description
protected static Map<String,Pattern>	regexPatternCache

Constructor Summary

Constructors

Constructor	Description
SearchUtil()

Method Summary

Modifier and Type	Method	Description
static Pattern	buildPatternForTerm(String term)	Convert the search term to a regex pattern.
static String	buildQueryKey(ISearchQuery searchQuery)
static String	buildRegExForTerm(String term)	Convert the search term to a regex string.
static List<Pattern>	buildRegExForTerms(List<? extends String> terms)	Convert the search term list to a list of regex patterns.
static boolean	matchesAllRegExPatterns(String value, List<Pattern> patternList)	Check if the given string matches all the regex patterns in the pattern list
static List<String>	parseSearchTerms(String s)	Splits the given query string to search terms.
static List<String>	parseSearchTerms(String s, boolean normalize)	Splits the given query string to search terms.

Methods inherited from class java.lang.Object

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

Field Details

regexPatternCache

protected static Map<String,Pattern> regexPatternCache

Constructor Details

SearchUtil

public SearchUtil()

Method Details

parseSearchTerms

public static List<String> parseSearchTerms(String s)

Splits the given query string to search terms. The string is split at the spaces. If there are quotes in the string the text between the quotes is treated as a single term.

Parameters:

s - the search query string

Returns:

list of search terms

parseSearchTerms

public static List<String> parseSearchTerms(String s,
 boolean normalize)

Splits the given query string to search terms. The string is split at the spaces. If there are quotes in the string the text between the quotes is treated as a single term.

Parameters:

s - the search query string

normalize - true to normalize the string before parsing, false otherwise

Returns:

list of search terms

buildRegExForTerms

public static List<Pattern> buildRegExForTerms(List<? extends String> terms)

Convert the search term list to a list of regex patterns. Uses * as wildcard

Parameters:

terms - list of search terms

Returns:

list of regex Pattern objects for the given search terms

buildRegExForTerm

public static String buildRegExForTerm(String term)

Convert the search term to a regex string. Uses * as wildcard

Parameters:

term - the search term

Returns:

regex for the given search term

buildPatternForTerm

public static Pattern buildPatternForTerm(String term)

Convert the search term to a regex pattern. Uses * as wildcard

Parameters:

term - the search term

Returns:

regex pattern for the given search term

matchesAllRegExPatterns

public static boolean matchesAllRegExPatterns(String value,
 List<Pattern> patternList)

Check if the given string matches all the regex patterns in the pattern list

Parameters:

value - the string to match against

patternList - the list of regex patterns to match

Returns:

true if the value matches all the patterns, false otherwise

buildQueryKey

public static String buildQueryKey(ISearchQuery searchQuery)