com.vladmihalcea.hibernate.naming
Class CamelCaseToSnakeCaseNamingStrategy

java.lang.Object
  org.hibernate.cfg.DefaultNamingStrategy
      com.vladmihalcea.hibernate.naming.CamelCaseToSnakeCaseNamingStrategy

All Implemented Interfaces:

Serializable, org.hibernate.cfg.NamingStrategy

Direct Known Subclasses:

CamelCaseToSnakeCaseNamingStrategy

public class CamelCaseToSnakeCaseNamingStrategy
extends org.hibernate.cfg.DefaultNamingStrategy

Maps the JPA camelCase properties to snake_case database identifiers.

For more details about how to use it, check out this article on vladmihalcea.com.

Author:

Vlad Mihalcea

See Also:

Serialized Form

Field Summary

static String	CAMEL_CASE_REGEX
static CamelCaseToSnakeCaseNamingStrategy	INSTANCE
static String	SNAKE_CASE_PATTERN

Constructor Summary

CamelCaseToSnakeCaseNamingStrategy()
Initialization constructor taking the default Configuration object.

CamelCaseToSnakeCaseNamingStrategy(Configuration configuration)
Initialization constructor taking the Class and Configuration objects.

Method Summary

String	classToTableName(String className)
String	collectionTableName(String ownerEntity, String ownerEntityTable, String associatedEntity, String associatedEntityTable, String propertyName)
String	foreignKeyColumnName(String propertyName, String propertyEntityName, String propertyTableName, String referencedColumnName)
String	joinKeyColumnName(String joinedColumn, String joinedTable)
String	propertyToColumnName(String propertyName)

Methods inherited from class org.hibernate.cfg.DefaultNamingStrategy

columnName, logicalCollectionColumnName, logicalCollectionTableName, logicalColumnName, tableName

Methods inherited from class java.lang.Object

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

Field Detail

INSTANCE

public static final CamelCaseToSnakeCaseNamingStrategy INSTANCE

CAMEL_CASE_REGEX

public static final String CAMEL_CASE_REGEX

See Also:

Constant Field Values

SNAKE_CASE_PATTERN

public static final String SNAKE_CASE_PATTERN

See Also:

Constant Field Values

Constructor Detail

CamelCaseToSnakeCaseNamingStrategy

public CamelCaseToSnakeCaseNamingStrategy()

Initialization constructor taking the default Configuration object.

CamelCaseToSnakeCaseNamingStrategy

public CamelCaseToSnakeCaseNamingStrategy(Configuration configuration)

Initialization constructor taking the Class and Configuration objects.

Parameters:

configuration - custom Configuration object.

Method Detail

classToTableName

public String classToTableName(String className)

Specified by:

classToTableName in interface org.hibernate.cfg.NamingStrategy

Overrides:

classToTableName in class org.hibernate.cfg.DefaultNamingStrategy

propertyToColumnName

public String propertyToColumnName(String propertyName)

Specified by:

propertyToColumnName in interface org.hibernate.cfg.NamingStrategy

Overrides:

propertyToColumnName in class org.hibernate.cfg.DefaultNamingStrategy

collectionTableName

public String collectionTableName(String ownerEntity,
                                  String ownerEntityTable,
                                  String associatedEntity,
                                  String associatedEntityTable,
                                  String propertyName)

Specified by:

collectionTableName in interface org.hibernate.cfg.NamingStrategy

Overrides:

collectionTableName in class org.hibernate.cfg.DefaultNamingStrategy

joinKeyColumnName

public String joinKeyColumnName(String joinedColumn,
                                String joinedTable)

Specified by:

joinKeyColumnName in interface org.hibernate.cfg.NamingStrategy

Overrides:

joinKeyColumnName in class org.hibernate.cfg.DefaultNamingStrategy

foreignKeyColumnName

public String foreignKeyColumnName(String propertyName,
                                   String propertyEntityName,
                                   String propertyTableName,
                                   String referencedColumnName)

Specified by:

foreignKeyColumnName in interface org.hibernate.cfg.NamingStrategy

Overrides:

foreignKeyColumnName in class org.hibernate.cfg.DefaultNamingStrategy