org.grouplens.lenskit.symbols

Class TypedSymbol<K>

java.lang.Object

org.grouplens.lenskit.symbols.TypedSymbol<K>

All Implemented Interfaces:

Serializable

public final class TypedSymbol<K>
extends Object
implements Serializable

A symbol associated with a particular type. Conceptually, each type can have a collection of symbols associated with it; that association is represented represented by this class.

Since:

1.3

Author:

GroupLens Research

See Also:

Symbol, Serialized Form

Method Summary

Methods

Modifier and Type	Method and Description
String	getName() Get the name for a symbol.
Symbol	getRawSymbol() Get the symbol.
Class<K>	getType() Get the type for a typed symbol.
static <T> TypedSymbol<T>	of(Class<T> type, String name) Get a unique symbol for and .
static <T> TypedSymbol<T>	of(Class<T> type, Symbol sym)
String	toString()
SymbolValue<K>	withValue(K val) Create a value paired with this symbol.

Methods inherited from class java.lang.Object

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

Method Detail

of

public static <T> TypedSymbol<T> of(Class<T> type,
                    String name)

Get a unique symbol for and .

Parameters:

type - The type for the type-symbol pair.

name - The name for the type-symbol pair.

Returns:

the new symbol

of

public static <T> TypedSymbol<T> of(Class<T> type,
                    Symbol sym)

getName

public String getName()

Get the name for a symbol.

Returns:

the string name that was used to create the symbol

getType

public Class<K> getType()

Get the type for a typed symbol.

Returns:

the type that was used to create the symbol.

getRawSymbol

public Symbol getRawSymbol()

Get the symbol.

Returns:

The symbol associated with the type.

withValue

public SymbolValue<K> withValue(K val)

Create a value paired with this symbol.

Parameters:

val - The value.

Returns:

A pair of this symbol and the value.

toString

public String toString()

Overrides:

toString in class Object