DateKey (Torque Runtime 5.2-SNAPSHOT API)

java.lang.Object
- org.apache.torque.om.ObjectKey<T>
- - org.apache.torque.om.SimpleKey<Date>
  - - org.apache.torque.om.DateKey

All Implemented Interfaces:

Serializable, Comparable<Object>
```
public class DateKey
extends SimpleKey<Date>
```
This class can be used as an ObjectKey to uniquely identify an object within an application where the id is a Date.

Version:

$Id: DateKey.java 1849379 2018-12-20 12:33:43Z tv $

Author:

John McNally

See Also:

Serialized Form

Constructor Summary

Constructors
Constructor	Description
`DateKey()`	Initializes the internal key value to `null`.
`DateKey(String key)`	Creates an DateKey and set its internal representation
`DateKey(Date key)`	Creates an DateKey and set its internal representation
`DateKey(DateKey key)`	Creates a DateKey that is equivalent to key.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`int`	`getJdbcType()`	Returns the JDBC type of the key as defined in `java.sql.Types`.
`void`	`setValue(String key)`	Sets the internal representation to a String
`String`	`toString()`	Get a String representation for this key.

Methods inherited from class org.apache.torque.om.SimpleKey
keyFor, keyFor, keyFor, keyFor, keyFor, keyFor, keyFor, keyFor, keyFor, keyFor, keyFor

Methods inherited from class org.apache.torque.om.ObjectKey
appendTo, compareTo, equals, getValue, hashCode, setValue, setValue

Methods inherited from class java.lang.Object
clone, finalize, getClass, notify, notifyAll, wait, wait, wait

- Constructor Detail
  - DateKey
```
public DateKey()
```
    Initializes the internal key value to null.
  - DateKey
```
public DateKey(String key)
```
    Creates an DateKey and set its internal representation
    
    Parameters:
    
    key - the key value as String
  - DateKey
```
public DateKey(Date key)
```
    Creates an DateKey and set its internal representation
    
    Parameters:
    
    key - the key value
  - DateKey
```
public DateKey(DateKey key)
```
    Creates a DateKey that is equivalent to key.
    
    Parameters:
    
    key - the key value
- Method Detail
  - setValue
```
public void setValue(String key)
```
    Sets the internal representation to a String
    
    Parameters:
    
    key - the key value
  - getJdbcType
```
public int getJdbcType()
```
    Returns the JDBC type of the key as defined in java.sql.Types.
    
    Specified by:
    
    getJdbcType in class ObjectKey<Date>
    
    Returns:
    
    Types.TIMESTAMP.
  - toString
```
public String toString()
```
    Get a String representation for this key.
    
    Overrides:
    
    toString in class ObjectKey<Date>
    
    Returns:
    
    a String representation of the Date or an empty String if the Date is null