Package org.elasticsearch.common.regex

Class Regex

java.lang.Object
org.elasticsearch.common.regex.Regex
public class Regex extends Object

  • Field Summary

    Fields
    Modifier and Type
    Field
    Description
    static int
    UNICODE_CHARACTER_CLASS
    This Regex / Pattern flag is supported from Java 7 on.

  • Constructor Summary

    Constructors
    Constructor
    Description
    Regex()
     

  • Method Summary

    Modifier and Type
    Method
    Description
    static Pattern
    compile​(String regex, String flags)
     
    static int
    flagsFromString​(String flags)
     
    static String
    flagsToString​(int flags)
     
    static boolean
    isMatchAllPattern​(String str)
     
    static boolean
    isSimpleMatchPattern​(String str)
    Is the str a simple match pattern.
    static boolean
    simpleMatch​(String[] patterns, String str)
    Match a String against the given patterns, supporting the following simple pattern styles: "xxx*", "*xxx", "*xxx*" and "xxx*yyy" matches (with an arbitrary number of pattern parts), as well as direct equality.
    static boolean
    simpleMatch​(String[] patterns, String[] types)
     
    static boolean
    simpleMatch​(String pattern, String str)
    Match a String against the given pattern, supporting the following simple pattern styles: "xxx*", "*xxx", "*xxx*" and "xxx*yyy" matches (with an arbitrary number of pattern parts), as well as direct equality.
    static boolean
    simpleMatch​(String pattern, String str, boolean caseInsensitive)
    Match a String against the given pattern, supporting the following simple pattern styles: "xxx*", "*xxx", "*xxx*" and "xxx*yyy" matches (with an arbitrary number of pattern parts), as well as direct equality.
    static boolean
    simpleMatch​(List<String> patterns, String str)
    Similar to simpleMatch(String[], String), but accepts a list of strings instead of an array of strings for the patterns to match.
    static org.apache.lucene.util.automaton.Automaton
    simpleMatchToAutomaton​(String pattern)
    Return an Automaton that matches the given pattern.
    static org.apache.lucene.util.automaton.Automaton
    simpleMatchToAutomaton​(String... patterns)
    Return an Automaton that matches the union of the provided patterns.

    Methods inherited from class java.lang.Object

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

  • Field Details

    • UNICODE_CHARACTER_CLASS

      public static final int UNICODE_CHARACTER_CLASS
      This Regex / Pattern flag is supported from Java 7 on. If set on a Java6 JVM the flag will be ignored.
      See Also:
      Constant Field Values

  • Constructor Details

    • Regex

      public Regex()

  • Method Details

    • isSimpleMatchPattern

      public static boolean isSimpleMatchPattern​(String str)
      Is the str a simple match pattern.

    • isMatchAllPattern

      public static boolean isMatchAllPattern​(String str)

    • simpleMatchToAutomaton

      public static org.apache.lucene.util.automaton.Automaton simpleMatchToAutomaton​(String pattern)
      Return an Automaton that matches the given pattern.

    • simpleMatchToAutomaton

      public static org.apache.lucene.util.automaton.Automaton simpleMatchToAutomaton​(String... patterns)
      Return an Automaton that matches the union of the provided patterns.

    • simpleMatch

      public static boolean simpleMatch​(String pattern, String str)
      Match a String against the given pattern, supporting the following simple pattern styles: "xxx*", "*xxx", "*xxx*" and "xxx*yyy" matches (with an arbitrary number of pattern parts), as well as direct equality. Matching is case sensitive.
      Parameters:
      pattern - the pattern to match against
      str - the String to match
      Returns:
      whether the String matches the given pattern

    • simpleMatch

      public static boolean simpleMatch​(String pattern, String str, boolean caseInsensitive)
      Match a String against the given pattern, supporting the following simple pattern styles: "xxx*", "*xxx", "*xxx*" and "xxx*yyy" matches (with an arbitrary number of pattern parts), as well as direct equality.
      Parameters:
      pattern - the pattern to match against
      str - the String to match
      caseInsensitive - true if ASCII case differences should be ignored
      Returns:
      whether the String matches the given pattern

    • simpleMatch

      public static boolean simpleMatch​(String[] patterns, String str)
      Match a String against the given patterns, supporting the following simple pattern styles: "xxx*", "*xxx", "*xxx*" and "xxx*yyy" matches (with an arbitrary number of pattern parts), as well as direct equality.
      Parameters:
      patterns - the patterns to match against
      str - the String to match
      Returns:
      whether the String matches any of the given patterns

    • simpleMatch

      public static boolean simpleMatch​(List<String> patterns, String str)
      Similar to simpleMatch(String[], String), but accepts a list of strings instead of an array of strings for the patterns to match.

    • simpleMatch

      public static boolean simpleMatch​(String[] patterns, String[] types)

    • compile

      public static Pattern compile​(String regex, String flags)

    • flagsFromString

      public static int flagsFromString​(String flags)

    • flagsToString

      public static String flagsToString​(int flags)