Package org.apache.commons.configuration2

Class ConfigurationMap

java.lang.Object

java.util.AbstractMap<Object,Object>

org.apache.commons.configuration2.ConfigurationMap

All Implemented Interfaces:

Map<Object,Object>

Direct Known Subclasses:

ConfigurationDynaBean

public class ConfigurationMap
extends AbstractMap<Object,Object>

The ConfigurationMap wraps a configuration-collection Configuration instance to provide a Map interface.

Note: This implementation is incomplete.

Since:

1.0

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
(package private) static class	ConfigurationMap.ConfigurationSet	Sets of entries in the map.

Nested classes/interfaces inherited from class java.util.AbstractMap

AbstractMap.SimpleEntry<K,V>, AbstractMap.SimpleImmutableEntry<K,V>

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

Map.Entry<K,V>

Field Summary

Fields

Modifier and Type	Field	Description
private final Configuration	configuration	The Configuration wrapped by this class.

Constructor Summary

Constructors

Constructor	Description
ConfigurationMap(Configuration configuration)	Creates a new instance of a ConfigurationMap that wraps the specified Configuration instance.

Method Summary

Modifier and Type	Method	Description
Set<Map.Entry<Object,Object>>	entrySet()	Returns a set with the entries contained in this configuration-based map.
Object	get(Object key)	Gets the value of the specified key.
Configuration	getConfiguration()	Gets the wrapped Configuration object.
Object	put(Object key, Object value)	Stores the value for the specified key.

Methods inherited from class java.util.AbstractMap

clear, clone, containsKey, containsValue, equals, hashCode, isEmpty, keySet, putAll, remove, size, toString, values

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface java.util.Map

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

Field Details

configuration

private final Configuration configuration

The Configuration wrapped by this class.

Constructor Details

ConfigurationMap

public ConfigurationMap(Configuration configuration)

Creates a new instance of a ConfigurationMap that wraps the specified Configuration instance.

Parameters:

configuration - Configuration instance.

Method Details

entrySet

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

Returns a set with the entries contained in this configuration-based map.

Specified by:

entrySet in interface Map<Object,Object>

Specified by:

entrySet in class AbstractMap<Object,Object>

Returns:

a set with the contained entries

See Also:

• Map.entrySet()

get

public Object get(Object key)

Gets the value of the specified key. The key is converted to a string and then passed to the underlying configuration.

Specified by:

get in interface Map<Object,Object>

Overrides:

get in class AbstractMap<Object,Object>

Parameters:

key - the key

Returns:

the value of this key

See Also:

• Map.get(Object)

getConfiguration

public Configuration getConfiguration()

Gets the wrapped Configuration object.

Returns:

the wrapped configuration

Since:

1.2

put

public Object put(Object key,
 Object value)

Stores the value for the specified key. The value is stored in the underlying configuration.

Specified by:

put in interface Map<Object,Object>

Overrides:

put in class AbstractMap<Object,Object>

Parameters:

key - the key (will be converted to a string)

value - the value

Returns:

the old value of this key or null if it is new

See Also:

• Map.put(Object, Object)