Package jmri.implementation
Class AbstractInstanceInitializer
- java.lang.Object
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- jmri.implementation.AbstractInstanceInitializer
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- All Implemented Interfaces:
InstanceInitializer
- Direct Known Subclasses:
DebuggerInstanceInitializer
,DecoderIndexFile.Initializer
,DefaultCatalogTreeManager.Initializer
,DefaultIdTagManager.Initializer
,DefaultInstanceInitializer
,DeferringProgrammerManager.Initializer
,EngineModels.Initializer
,ImageIndexEditor.Initializer
,JmriUserPreferencesManager.Initializer
,LogixNG_AnalogInstanceInitializer
,LogixNG_DigitalInstanceInitializer
,LogixNG_InstanceInitializer
,LogixNG_StringInstanceInitializer
,NameFile.Initializer
,PermissionInstanceInitializer
,Server.Initializer
,ServerFrame.Initializer
,ShutDownManagerInitializer
,TrackerTableAction.Initializer
,WiThrottlePreferences.Initializer
public class AbstractInstanceInitializer extends java.lang.Object implements InstanceInitializer
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Constructor Summary
Constructors Constructor Description AbstractInstanceInitializer()
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description <T> java.lang.Object
getDefault(java.lang.Class<T> type)
The default implementation always throws an IllegalArgumentException.java.util.Set<java.lang.Class<?>>
getInitalizes()
The default implementation returns an empty set.
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Constructor Detail
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AbstractInstanceInitializer
public AbstractInstanceInitializer()
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Method Detail
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getDefault
@Nonnull public <T> java.lang.Object getDefault(@Nonnull java.lang.Class<T> type)
The default implementation always throws an IllegalArgumentException. If called by an overriding method, the last line of the overriding method should bereturn super.getDefault(type);
. Provide a default instance of the given class.Note calling this method twice for the same class should not be expected to return the same instance; however, there is no guarantee that the same instance will not be returned for two calls to this method.
- Specified by:
getDefault
in interfaceInstanceInitializer
- Type Parameters:
T
- the class to get the default for- Parameters:
type
- the class to get the default for- Returns:
- the newly created default for the given class
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getInitalizes
@Nonnull public java.util.Set<java.lang.Class<?>> getInitalizes()
The default implementation returns an empty set. Get the set of classes for which this InstanceInitializer can provide default instances for.- Specified by:
getInitalizes
in interfaceInstanceInitializer
- Returns:
- the set of classes this InstanceInitalizer supports; if empty,
InstanceInitializer.getDefault(java.lang.Class)
will never be called.
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