org.tentackle.model.migrate

Class MigrationUtilities

java.lang.Object

org.tentackle.model.migrate.MigrationUtilities

@Service(value=MigrationUtilities.class)
public class MigrationUtilities
extends Object

Utility methods to match columns for migration.
May be replaced by project specific migration rules via @Service.

Constructor Summary

Constructors

Constructor and Description
MigrationUtilities()

Method Summary

Modifier and Type	Method and Description
String	bestMatch(String modelName, List<String> existingNames) Finds the best match for a given model name among existing names.
boolean	containsVowel(String s) Returns whether the given string contains at least one vowel.
List<String>	extractSyllables(String name) Extracts the syllables of a name. The default implementation is very simple, but works good enough for the purpose of column migration.
static MigrationUtilities	getInstance() The singleton.
boolean	isVowel(char c) Returns whether the character should be treated as a vowel.

Methods inherited from class java.lang.Object

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

Constructor Detail

MigrationUtilities

public MigrationUtilities()

Method Detail

getInstance

public static MigrationUtilities getInstance()

The singleton.

Returns:

the singleton

isVowel

public boolean isVowel(char c)

Returns whether the character should be treated as a vowel.

Parameters:

c - the character

Returns:

true if vowel

containsVowel

public boolean containsVowel(String s)

Returns whether the given string contains at least one vowel.

Parameters:

s - the string

Returns:

true if vowels found

extractSyllables

public List<String> extractSyllables(String name)

Extracts the syllables of a name.
The default implementation is very simple, but works good enough for the purpose of column migration.

Parameters:

name - the column name

Returns:

the syllables

bestMatch

public String bestMatch(String modelName,
                        List<String> existingNames)

Finds the best match for a given model name among existing names.

Parameters:

modelName - the new name according to the model

existingNames - the existing column names in the database table

Returns:

the best match, null if existingnames is empty