Package org.springframework.webflow.context.servlet

Class HttpServletRequestMap

java.lang.Object

org.springframework.binding.collection.StringKeyedMapAdapter<Object>

org.springframework.webflow.context.servlet.HttpServletRequestMap

All Implemented Interfaces:

Map<String,Object>

public class HttpServletRequestMap
extends StringKeyedMapAdapter<Object>

Map backed by the Servlet HTTP request attribute map for accessing request local attributes.

Author:

Keith Donald

Nested Class Summary

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

Map.Entry<K extends Object,V extends Object>

Constructor Summary

Constructors

Constructor	Description
HttpServletRequestMap(jakarta.servlet.http.HttpServletRequest request)	Create a new map wrapping the attributes of given request.

Method Summary

Modifier and Type	Method	Description
protected Object	getAttribute(String key)	Hook method that needs to be implemented by concrete subclasses.
protected Iterator<String>	getAttributeNames()	Hook method that needs to be implemented by concrete subclasses.
protected void	removeAttribute(String key)	Hook method that needs to be implemented by concrete subclasses.
protected void	setAttribute(String key, Object value)	Hook method that needs to be implemented by concrete subclasses.

Methods inherited from class org.springframework.binding.collection.StringKeyedMapAdapter

clear, containsKey, containsValue, entrySet, get, isEmpty, keySet, put, putAll, remove, size, 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

HttpServletRequestMap

public HttpServletRequestMap(jakarta.servlet.http.HttpServletRequest request)

Create a new map wrapping the attributes of given request.

Method Details

getAttribute

protected Object getAttribute(String key)

Description copied from class: StringKeyedMapAdapter

Hook method that needs to be implemented by concrete subclasses. Gets a value associated with a key.

Specified by:

getAttribute in class StringKeyedMapAdapter<Object>

Parameters:

key - the key to lookup

Returns:

the associated value, or null if none

setAttribute

protected void setAttribute(String key,
 Object value)

Description copied from class: StringKeyedMapAdapter

Hook method that needs to be implemented by concrete subclasses. Puts a key-value pair in the map, overwriting any possible earlier value associated with the same key.

Specified by:

setAttribute in class StringKeyedMapAdapter<Object>

Parameters:

key - the key to associate the value with

value - the value to associate with the key

removeAttribute

protected void removeAttribute(String key)

Description copied from class: StringKeyedMapAdapter

Hook method that needs to be implemented by concrete subclasses. Removes a key and its associated value from the map.

Specified by:

removeAttribute in class StringKeyedMapAdapter<Object>

Parameters:

key - the key to remove

getAttributeNames

protected Iterator<String> getAttributeNames()

Description copied from class: StringKeyedMapAdapter

Hook method that needs to be implemented by concrete subclasses. Returns an enumeration listing all keys known to the map.

Specified by:

getAttributeNames in class StringKeyedMapAdapter<Object>

Returns:

the key enumeration