Package org.aspectj.org.eclipse.jdt.internal.core.nd.util

Class CharArrayUtils

java.lang.Object
org.aspectj.org.eclipse.jdt.internal.core.nd.util.CharArrayUtils
public class CharArrayUtils extends Object
A static utility class for char arrays.

  • Field Summary

    Fields
    Modifier and Type
    Field
    Description
    static char[]
    EMPTY
     
    static char[][]
    EMPTY_ARRAY_OF_CHAR_ARRAYS
     
    static char[]
    EMPTY_CHAR_ARRAY
     

  • Method Summary

    Modifier and Type
    Method
    Description
    static int
    compare​(char[] str1, char[] str2)
    Implements a lexicographical comparator for char arrays.
    static char[]
    concat​(char[]... toCatenate)
    Answers a new array which is the concatenation of all the given arrays.
    static char[]
    concat​(char[] first, char[] second)
     
    static char[]
    concat​(char[] first, char[] second, char[] third)
     
    static char[]
    concat​(char[] first, char[] second, char[] third, char[] fourth)
     
    static boolean
    endsWith​(char[] fieldDescriptor, char c)
     
    static boolean
    equals​(char[][] strarr1, char[][] strarr2)
     
    static boolean
    equals​(char[] str1, char[] str2)
     
    static boolean
    equals​(char[] str1, int start1, int length1, char[] str2)
    Returns true if the contents of a section of a character array are the same as contents of another character array.
    static boolean
    equals​(char[] str1, int start1, int length1, char[] str2, boolean ignoreCase)
     
    static boolean
    equals​(char[] str1, int start1, int length1, String str2)
    Returns true if the contents of a section of a character array are the same as contents of a string.
    static boolean
    equals​(char[] str1, String str2)
    Returns true if the contents of a character array are the same as contents of a string.
    static char[]
    extract​(char[] str, int start, int length)
     
    static char[]
    extractChars​(StringBuilder buf)
    Converts a StringBuilder to a character array.
    static boolean
    hasCharAt​(char toLookFor, int position, char[] toSearch)
    Returns true iff the given array contains the given char at the given position
    static int
    hash​(char[] str)
     
    static int
    hash​(char[] str, int start, int length)
     
    static int
    indexOf​(char[] toBeFound, char[] array)
     
    static int
    indexOf​(char[] searchFor, char[][] searchIn)
    Finds an array of chars in an array of arrays of chars.
    static int
    indexOf​(char toBeFound, char[] array)
     
    static int
    indexOf​(char toBeFound, char[] buffer, int start, int end)
     
    static int
    lastIndexOf​(char[] toBeFound, char[] array)
     
    static int
    lastIndexOf​(char[] toBeFound, char[] array, int fromIndex)
     
    static int
    lastIndexOf​(char toBeFound, char[] array)
     
    static int
    lastIndexOf​(char toBeFound, char[] array, int fromIndex)
     
    static char[]
    lastSegment​(char[] array, char[] separator)
     
    static char[]
    notNull​(char[] contents)
    If the given array is null, returns the empty array.
    static void
    overWrite​(char[] buff, int i, char[] charImage)
     
    static char[]
    replace​(char[] array, char[] toBeReplaced, char[] replacementChars)
     
    static boolean
    startsWith​(char[] fieldDescriptor, char c)
     
    static boolean
    startsWith​(char[] str1, String str2)
    Returns true if a prefix of the character array is the same as contents of a string.
    static char[][]
    subarray​(char[][] array, int start, int end)
     
    static char[]
    subarray​(char[] inputString, int index)
     
    static char[]
    subarray​(char[] array, int start, int end)
     
    static char[]
    trim​(char[] chars)
     

    Methods inherited from class java.lang.Object

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

  • Field Details

    • EMPTY_CHAR_ARRAY

      public static final char[] EMPTY_CHAR_ARRAY
      Since:
      5.4

    • EMPTY

      public static final char[] EMPTY

    • EMPTY_ARRAY_OF_CHAR_ARRAYS

      public static final char[][] EMPTY_ARRAY_OF_CHAR_ARRAYS
      Since:
      5.7

  • Method Details

    • hash

      public static final int hash​(char[] str, int start, int length)

    • hash

      public static final int hash​(char[] str)

    • equals

      public static final boolean equals​(char[] str1, char[] str2)

    • equals

      public static final boolean equals​(char[][] strarr1, char[][] strarr2)

    • equals

      public static final boolean equals​(char[] str1, String str2)
      Returns true if the contents of a character array are the same as contents of a string.
      Since:
      5.4

    • hasCharAt

      public static final boolean hasCharAt​(char toLookFor, int position, char[] toSearch)
      Returns true iff the given array contains the given char at the given position

    • equals

      public static final boolean equals​(char[] str1, int start1, int length1, String str2)
      Returns true if the contents of a section of a character array are the same as contents of a string.
      Since:
      5.5

    • startsWith

      public static final boolean startsWith​(char[] str1, String str2)
      Returns true if a prefix of the character array is the same as contents of a string.
      Since:
      5.4

    • compare

      public static final int compare​(char[] str1, char[] str2)
      Implements a lexicographical comparator for char arrays. Comparison is done on a per char basis, not a code-point basis.
      Parameters:
      str1 - the first of the two char arrays to compare
      str2 - the second of the two char arrays to compare
      Returns:
      0 if str1==str2, -1 if str1 < str2 and 1 if str1 > str2

    • equals

      public static final boolean equals​(char[] str1, int start1, int length1, char[] str2)
      Returns true if the contents of a section of a character array are the same as contents of another character array.

    • equals

      public static final boolean equals​(char[] str1, int start1, int length1, char[] str2, boolean ignoreCase)

    • extract

      public static final char[] extract​(char[] str, int start, int length)

    • concat

      public static final char[] concat​(char[] first, char[] second)

    • concat

      public static final char[] concat​(char[] first, char[] second, char[] third)

    • concat

      public static final char[] concat​(char[] first, char[] second, char[] third, char[] fourth)

    • concat

      public static char[] concat​(char[]... toCatenate)
      Answers a new array which is the concatenation of all the given arrays.
      Parameters:
      toCatenate -
      Since:
      3.12

    • replace

      public static final char[] replace​(char[] array, char[] toBeReplaced, char[] replacementChars)

    • subarray

      public static final char[][] subarray​(char[][] array, int start, int end)

    • subarray

      public static final char[] subarray​(char[] array, int start, int end)

    • indexOf

      public static final int indexOf​(char toBeFound, char[] array)

    • indexOf

      public static int indexOf​(char toBeFound, char[] buffer, int start, int end)

    • indexOf

      public static final int indexOf​(char[] toBeFound, char[] array)

    • lastIndexOf

      public static final int lastIndexOf​(char[] toBeFound, char[] array)

    • lastIndexOf

      public static int lastIndexOf​(char toBeFound, char[] array)
      Since:
      5.11

    • lastIndexOf

      public static int lastIndexOf​(char toBeFound, char[] array, int fromIndex)
      Since:
      5.11

    • lastIndexOf

      public static int lastIndexOf​(char[] toBeFound, char[] array, int fromIndex)
      Since:
      5.11

    • trim

      public static final char[] trim​(char[] chars)

    • lastSegment

      public static final char[] lastSegment​(char[] array, char[] separator)

    • overWrite

      public static void overWrite​(char[] buff, int i, char[] charImage)
      Parameters:
      buff -
      i -
      charImage -

    • indexOf

      public static int indexOf​(char[] searchFor, char[][] searchIn)
      Finds an array of chars in an array of arrays of chars.
      Returns:
      offset where the array was found or -1

    • extractChars

      public static char[] extractChars​(StringBuilder buf)
      Converts a StringBuilder to a character array.
      Since:
      5.5

    • subarray

      public static char[] subarray​(char[] inputString, int index)

    • startsWith

      public static boolean startsWith​(char[] fieldDescriptor, char c)

    • notNull

      public static char[] notNull​(char[] contents)
      If the given array is null, returns the empty array. Otherwise, returns the argument.

    • endsWith

      public static boolean endsWith​(char[] fieldDescriptor, char c)