OptionalComponentParameter (Geotools modules 31-SNAPSHOT API)

Object
- BasicComponentParameter
- - OptionalComponentParameter

All Implemented Interfaces:

Serializable, Parameter
```
public class OptionalComponentParameter
extends BasicComponentParameter
```
A pico container "parameter" which allows one to make setter injection optional.
This class is a hack of pico container... it should be used with care.

Author:

Justin Deoliveira, The Open Planning Project

See Also:

Serialized Form

Field Summary
- Fields inherited from class BasicComponentParameter
  BASIC_DEFAULT

Constructor Summary

Constructors
Constructor Description

OptionalComponentParameter()

OptionalComponentParameter(Object componentKey)

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`boolean`	`isResolvable(PicoContainer container, ComponentAdapter adapter, Class expectedType)`	Always return true, because since the setter is optional even its not in the container we can always resolve to `null`.

Methods inherited from class BasicComponentParameter
accept, resolveInstance, verify

Methods inherited from class Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - OptionalComponentParameter
```
public OptionalComponentParameter()
```
  - OptionalComponentParameter
```
public OptionalComponentParameter(Object componentKey)
```
- Method Detail
  - isResolvable
```
public boolean isResolvable(PicoContainer container,
                            ComponentAdapter adapter,
                            Class expectedType)
```
    Always return true, because since the setter is optional even its not in the container we can always resolve to null.
    
    Specified by:
    
    isResolvable in interface Parameter
    
    Overrides:
    
    isResolvable in class BasicComponentParameter