de.zmt.params.accessor

Class ReflectionAccessor

java.lang.Object

de.zmt.params.accessor.ReflectionAccessor

All Implemented Interfaces:

DefinitionAccessor<Object>

public class ReflectionAccessor
extends Object
implements DefinitionAccessor<Object>

The default DefinitionAccessor which accesses the automatable ParamDefinition's fields via reflection.

Collections of definitions are supported and can be accessed individually by their titles.

Nested Class Summary

Nested classes/interfaces inherited from interface de.zmt.params.accessor.DefinitionAccessor

DefinitionAccessor.Identifier<T>

Constructor Summary

Constructors

Constructor and Description
ReflectionAccessor(ParamDefinition target) Constructs a ReflectionAccessor targeting the given definition.

Method Summary

Modifier and Type	Method and Description
Object	get(DefinitionAccessor.Identifier<?> identifier) Gets the value the given identifier is pointing at.
Set<DefinitionAccessor.Identifier<Field>>	identifiers() Returns the set of identifiers associated with a value.
Object	set(DefinitionAccessor.Identifier<?> identifier, Object value) Sets a value pointed at by a given identifier with a given one.

Methods inherited from class java.lang.Object

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

Constructor Detail

ReflectionAccessor

public ReflectionAccessor(ParamDefinition target)

Constructs a ReflectionAccessor targeting the given definition.

Parameters:

target -

Method Detail

identifiers

public Set<DefinitionAccessor.Identifier<Field>> identifiers()

Description copied from interface: DefinitionAccessor

Returns the set of identifiers associated with a value.

Specified by:

identifiers in interface DefinitionAccessor<Object>

Returns:

the set of identifiers associated

set

public Object set(DefinitionAccessor.Identifier<?> identifier,
                  Object value)

Description copied from interface: DefinitionAccessor

Sets a value pointed at by a given identifier with a given one.

Specified by:

set in interface DefinitionAccessor<Object>

Parameters:

identifier - the identifier pointing to the value to be set

value - the value the identifier is to point at

Returns:

the previous value the identifier was pointing at

Throws:

IllegalArgumentException - if the given identifier is invalid or null

ClassCastException - if given value's type does not match V

NotAutomatable.IllegalAutomationException - if the given identifier cannot be automated

IllegalStateException - if associated field could not be accessed

get

public Object get(DefinitionAccessor.Identifier<?> identifier)

Description copied from interface: DefinitionAccessor

Gets the value the given identifier is pointing at.

Specified by:

get in interface DefinitionAccessor<Object>

Parameters:

identifier - the identifier to get the value for

Returns:

the value the given identifier is pointing at

Throws:

IllegalArgumentException - if the given identifier is invalid or null

NotAutomatable.IllegalAutomationException - if the given identifier cannot be automated