org.fastnate.generator.converter

Class AbstractDateConverter<T>

java.lang.Object

org.fastnate.generator.converter.AbstractDateConverter<T>

Type Parameters:

T - the date type

All Implemented Interfaces:

ValueConverter<T>

Direct Known Subclasses:

CalendarConverter, DateConverter

public abstract class AbstractDateConverter<T>
extends Object
implements ValueConverter<T>

Base class for converting a Date, Calendar, Date, Time or Timestamp property of an EntityClass to a SQL expression.

Author:

Andreas Penski, Heiko Schefter

Field Summary

Fields

Modifier and Type	Field and Description
private static Map<Pattern,DateFormat>	DEFAULT_FORMATS
private javax.persistence.TemporalType	type

Constructor Summary

Constructors

Constructor and Description
AbstractDateConverter(AttributeAccessor attribute, boolean mapKey) Creates a new instance of this AbstractDateConverter.
AbstractDateConverter(javax.persistence.TemporalType type)

Method Summary

Modifier and Type	Method and Description
ColumnExpression	getExpression(Date value, GeneratorContext context) Converts the given value into an SQL expression.
ColumnExpression	getExpression(String defaultValue, GeneratorContext context) Use database independent default values.

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.fastnate.generator.converter.ValueConverter

getExpression

Field Detail

DEFAULT_FORMATS

private static final Map<Pattern,DateFormat> DEFAULT_FORMATS

type

private final javax.persistence.TemporalType type

Constructor Detail

AbstractDateConverter

public AbstractDateConverter(AttributeAccessor attribute,
                             boolean mapKey)

Creates a new instance of this AbstractDateConverter.

Parameters:

attribute - the inspected attribute

mapKey - indicates that the converter is used for the key of a map property

AbstractDateConverter

public AbstractDateConverter(javax.persistence.TemporalType type)

Method Detail

getExpression

public ColumnExpression getExpression(Date value,
                                      GeneratorContext context)

Converts the given value into an SQL expression.

Parameters:

value - the value to convert

context - the current context

Returns:

the SQL expression

getExpression

public ColumnExpression getExpression(String defaultValue,
                                      GeneratorContext context)

Use database independent default values.

Specified by:

getExpression in interface ValueConverter<T>

Parameters:

defaultValue - the default value, as given in an DefaultValue expression

context - the current context (contains the database dialect).

Returns:

the expression (that is including surrounding ' for string literals)