org.simantics.databoard.binding.mutable
Class Variant
java.lang.Object
org.simantics.databoard.binding.mutable.Variant
- All Implemented Interfaces:
- java.io.Serializable, java.lang.Cloneable, java.lang.Comparable<Variant>
public class Variant
- extends java.lang.Object
- implements java.lang.Comparable<Variant>, java.io.Serializable, java.lang.Cloneable
Variant is a container to a data value of any type.
The value and type can be changed.
Variant is hash-equals-comparable, even variants of bindings (and types).
The hash function and comparison rules are defined in the manual.
- Author:
- Toni Kalajainen
- See Also:
is binding for Variant-class
,
Serialized Form
Constructor Summary |
Variant()
Constract a variant with a default value of empty record {} |
Variant(Binding binding,
java.lang.Object value)
|
Methods inherited from class java.lang.Object |
getClass, notify, notifyAll, wait, wait, wait |
Variant
public Variant()
- Constract a variant with a default value of empty record {}
Variant
public Variant(Binding binding,
java.lang.Object value)
ofInstance
public static Variant ofInstance(java.lang.Object instance)
getValue
public java.lang.Object getValue()
getValue
public java.lang.Object getValue(Binding binding)
throws AdaptException
- Throws:
AdaptException
type
public DataType type()
getBinding
public Binding getBinding()
setValue
public void setValue(Binding binding,
java.lang.Object newValue)
hashCode
public int hashCode()
- Overrides:
hashCode
in class java.lang.Object
equals
public boolean equals(java.lang.Object obj)
- Overrides:
equals
in class java.lang.Object
compareTo
public int compareTo(Variant o)
- Specified by:
compareTo
in interface java.lang.Comparable<Variant>
toString
public java.lang.String toString()
- Overrides:
toString
in class java.lang.Object
clone
public Variant clone()
- Overrides:
clone
in class java.lang.Object