modhelxs.state_management
Class Value<T>

java.lang.Object
  modhelxs.state_management.Value<T>

Direct Known Subclasses:

Attribute, Parameter

public abstract class Value<T>
extends java.lang.Object

A place for storing a value of type T.

Field Summary

private boolean	giveInitWarning_ Give a warning is the Value is not initialized.
private java.lang.Class<T>	type_ The type of the stored value.
private T	value_ The stored value.

Constructor Summary

Value(java.lang.Class<T> type)
Create a new storage of type type.

Value(java.lang.Class<T> type, boolean giveInitWarning)
Create a new storage of type type.

Method Summary

java.lang.Class<T>	getType() Get the type of this storage.
T	getValue() Get the value stored in this storage.
void	init(T value) Set the initial value of this storage.
void	initFromProperty(NamedEntity entity, java.lang.String propName) Set the initial value of this storage from a property of a NamedEntity.
protected void	setValue(T value) Set the value stored in this storage.
protected void	setValue(Value<T> value) Set the value stored in this storage.

Methods inherited from class java.lang.Object

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

Field Detail

type_

private java.lang.Class<T> type_

The type of the stored value.

value_

private T value_

The stored value.

giveInitWarning_

private boolean giveInitWarning_

Give a warning is the Value is not initialized.

Constructor Detail

Value

public Value(java.lang.Class<T> type,
             boolean giveInitWarning)

Create a new storage of type type.

Value

public Value(java.lang.Class<T> type)

Create a new storage of type type.

Method Detail

getType

public java.lang.Class<T> getType()

Get the type of this storage.

getValue

public T getValue()

Get the value stored in this storage.

setValue

protected void setValue(T value)

Set the value stored in this storage. Protected because some storages may be read-only.

setValue

protected void setValue(Value<T> value)

Set the value stored in this storage. Protected because some storages may be read-only.

init

public void init(T value)

Set the initial value of this storage.

initFromProperty

public void initFromProperty(NamedEntity entity,
                             java.lang.String propName)

Set the initial value of this storage from a property of a NamedEntity.