org.codehaus.griffon.runtime.core

Class AbstractContext

java.lang.Object

org.codehaus.griffon.runtime.core.AbstractContext

All Implemented Interfaces:

Context

Direct Known Subclasses:

DefaultContext

public abstract class AbstractContext
extends Object
implements Context

Since:

2.2.0

Author:

Andres Almiray

Field Summary

Fields

Modifier and Type	Field and Description
protected Context	parentContext

Constructor Summary

Constructors

Constructor and Description
AbstractContext(Context parentContext)

Method Summary

Modifier and Type	Method and Description
boolean	containsKey(String key) Searches for the key in this context and its hierarchy
void	destroy()
protected abstract Object	doGet(String key)
Object	get(String key)
<T> T	get(String key, T defaultValue)
Object	getAt(String key)
<T> T	getAt(String key, T defaultValue)

Methods inherited from class java.lang.Object

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

Methods inherited from interface griffon.core.Context

hasKey, keySet, put, putAt, remove

Field Detail

parentContext

protected Context parentContext

Constructor Detail

AbstractContext

public AbstractContext(@Nullable
                       Context parentContext)

Method Detail

get

@Nullable
public <T> T get(@Nonnull
                           String key,
                           @Nullable
                           T defaultValue)

Specified by:

get in interface Context

getAt

@Nullable
public Object getAt(@Nonnull
                              String key)

Specified by:

getAt in interface Context

getAt

@Nullable
public <T> T getAt(@Nonnull
                             String key,
                             @Nullable
                             T defaultValue)

Specified by:

getAt in interface Context

get

@Nullable
public Object get(@Nonnull
                            String key)

Specified by:

get in interface Context

destroy

public void destroy()

Specified by:

destroy in interface Context

containsKey

public boolean containsKey(@Nonnull
                           String key)

Description copied from interface: Context

Searches for the key in this context and its hierarchy

Specified by:

containsKey in interface Context

Parameters:

key - the key to search

Returns:

true if the context (or its parent) contains the given key, false otherwise

doGet

@Nullable
protected abstract Object doGet(@Nonnull
                                          String key)