Package org.apache.struts.chain.contexts

Class ContextWrapper

java.lang.Object

org.apache.struts.chain.contexts.ContextWrapper

All Implemented Interfaces:

Map<String,Object>, Context

Direct Known Subclasses:

ActionContextBase

public class ContextWrapper
extends Object
implements Context

Provide a base class for any Context Implementation which is primarily intended for use in a subchain.

Classes which extend ContextWrapper may implement typesafe property methods which also leave their values in the underlying context.

Nested Class Summary

Nested classes/interfaces inherited from interface java.util.Map

Map.Entry<K,V>

Constructor Summary

Constructors

Constructor	Description
ContextWrapper(Context context)	Instantiate object as a composite around the given Context.

Method Summary

Modifier and Type	Method	Description
void	clear()
boolean	containsKey(Object o)
boolean	containsValue(Object o)
Set<Map.Entry<String,Object>>	entrySet()
Object	get(Object key)
protected Context	getBaseContext()	Provide the underlying Context for this composite.
boolean	isEmpty()
Set<String>	keySet()
Object	put(String key, Object value)
void	putAll(Map<? extends String,? extends Object> map)
Object	remove(Object key)
int	size()
Collection<Object>	values()

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Map

compute, computeIfAbsent, computeIfPresent, equals, forEach, getOrDefault, hashCode, merge, putIfAbsent, remove, replace, replace, replaceAll

Constructor Details

ContextWrapper

public ContextWrapper(Context context)

Instantiate object as a composite around the given Context.

Parameters:

context - Context instance to wrap

Method Details

getBaseContext

protected Context getBaseContext()

Provide the underlying Context for this composite.

Returns:

The underlying Context

entrySet

public Set<Map.Entry<String,Object>> entrySet()

Specified by:

entrySet in interface Map<String,Object>

keySet

public Set<String> keySet()

Specified by:

keySet in interface Map<String,Object>

values

public Collection<Object> values()

Specified by:

values in interface Map<String,Object>

clear

public void clear()

Specified by:

clear in interface Map<String,Object>

putAll

public void putAll(Map<? extends String,? extends Object> map)

Specified by:

putAll in interface Map<String,Object>

remove

public Object remove(Object key)

Specified by:

remove in interface Map<String,Object>

put

public Object put(String key,
 Object value)

Specified by:

put in interface Map<String,Object>

get

public Object get(Object key)

Specified by:

get in interface Map<String,Object>

containsValue

public boolean containsValue(Object o)

Specified by:

containsValue in interface Map<String,Object>

containsKey

public boolean containsKey(Object o)

Specified by:

containsKey in interface Map<String,Object>

isEmpty

public boolean isEmpty()

Specified by:

isEmpty in interface Map<String,Object>

size

public int size()

Specified by:

size in interface Map<String,Object>