com.vladsch.flexmark.util.data

Class DataKey<T>

java.lang.Object

com.vladsch.flexmark.util.data.DataKey<T>

public class DataKey<T>
extends Object

Constructor Summary

Constructors

Constructor and Description
DataKey(String name, DataKey<? extends T> defaultKey) Creates a DataKey with a dynamic default value taken from a value of another key
DataKey(String name, DataValueFactory<T> factory) Creates a DataKey with a computed default value dynamically.
DataKey(String name, T defaultValue)

Method Summary

Modifier and Type	Method and Description
boolean	equals(Object o) Compare only by address.
T	getDefaultValue(DataHolder holder)
DataValueFactory<T>	getFactory()
T	getFrom(DataHolder holder)
String	getName()
int	hashCode()
String	toString()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

DataKey

public DataKey(String name,
               DataValueFactory<T> factory)

Creates a DataKey with a computed default value dynamically.

Parameters:

name - See getName().

factory - data value factory for creating a new default value for the key

DataKey

public DataKey(String name,
               DataKey<? extends T> defaultKey)

Creates a DataKey with a dynamic default value taken from a value of another key

does not cache the returned default value but will always delegate to another key until this key gets its own value set.

Parameters:

name - See getName().

defaultKey - The DataKey to take the default value from at time of construction.

DataKey

public DataKey(String name,
               T defaultValue)

Method Detail

getName

public String getName()

getFactory

public DataValueFactory<T> getFactory()

getDefaultValue

public T getDefaultValue(DataHolder holder)

getFrom

public T getFrom(DataHolder holder)

toString

public String toString()

Overrides:

toString in class Object

equals

public final boolean equals(Object o)

Compare only by address. Every key instance is unique

Overrides:

equals in class Object

Parameters:

o - other

Returns:

true if equal

hashCode

public final int hashCode()

Overrides:

hashCode in class Object