Deveel.Data.Text.Soundex.DefaultSoundex Class Reference

Inheritance diagram for Deveel.Data.Text.Soundex.DefaultSoundex:

Public Member Functions
override string	Compute (string s)
Public Member Functions inherited from Deveel.Data.Text.Soundex
virtual int	Difference (string s1, string s2)

Additional Inherited Members
Static Public Attributes inherited from Deveel.Data.Text.Soundex
static Soundex	Default = new DefaultSoundex()
Protected Member Functions inherited from Deveel.Data.Text.Soundex
virtual string	EncodeChar (char c)

Detailed Description

Definition at line 64 of file Soundex.cs.

Member Function Documentation

override string Deveel.Data.Text.Soundex.DefaultSoundex.Compute ( string  s )

inlinevirtual

Implements Deveel.Data.Text.Soundex.

Definition at line 65 of file Soundex.cs.

                                                     {
                if (String.IsNullOrEmpty(s)) 
                    return String.Empty;

                int startIndex;
                for (startIndex = 0; startIndex < s.Length && !char.IsLetter(s[startIndex]); startIndex++) {
                }

                if (startIndex >= s.Length) 
                    return String.Empty;

                var output = new StringBuilder();

                output.Append(Char.ToUpperInvariant(s[startIndex]));

                // Stop at a maximum of 4 characters.
                for (int i = startIndex + 1; i < s.Length && output.Length < 4; i++) {
                    string c = EncodeChar(s[i]);

                    // Ignore duplicated chars.
                    if (c != EncodeChar(s[i - 1])) {
                        output.Append(c);
                    }
                }

                // Pad with zeros.
                output.Append(new String('0', 4 - output.Length));

                return output.ToString();
            }

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The documentation for this class was generated from the following file:

• /var/calculate/remote/distfiles/egit-src/deveeldb.git/src/deveeldb/Deveel.Data.Text/Soundex.cs