Module org.apache.wicket.util

Package org.apache.wicket.util.value

Class AttributeMap

java.lang.Object

java.util.AbstractMap<K,V>

java.util.HashMap<K,V>

java.util.LinkedHashMap<String,Object>

org.apache.wicket.util.value.ValueMap

org.apache.wicket.util.value.AttributeMap

All Implemented Interfaces:

Serializable, Cloneable, Map<String,Object>, IValueMap

public final class AttributeMap
extends ValueMap

Map of values, extending ValueMap with methods for generating (HTML) markup attributes.

Since:

1.2.6

Author:

Eelco Hillenius

See Also:

• Strings.escapeMarkup(CharSequence)
• Serialized Form

Nested Class Summary

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

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

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

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

Field Summary

Fields inherited from class org.apache.wicket.util.value.ValueMap

EMPTY_MAP

Constructor Summary

Constructors

Constructor	Description
AttributeMap()	Constructs an empty AttributeMap.
AttributeMap(Map<String,Object> map)	Copy constructor.

Method Summary

Modifier and Type	Method	Description
boolean	putAttribute(String key, boolean value)	Put a boolean attribute, removing it if value is false or using the key as value otherwise, i.e.
String	putAttribute(String key, CharSequence value)	Put a string attribute, removing it if the string is empty (nor null).
CharSequence	toCharSequence()	Representation as encoded markup attributes.
String	toString()	Representation as encoded markup attributes.

Methods inherited from class org.apache.wicket.util.value.ValueMap

add, clear, getAsBoolean, getAsBoolean, getAsDouble, getAsDouble, getAsDuration, getAsDuration, getAsEnum, getAsEnum, getAsEnum, getAsInstant, getAsInteger, getAsInteger, getAsLong, getAsLong, getAsTime, getBoolean, getCharSequence, getDouble, getDouble, getDuration, getInstant, getInt, getInt, getKey, getLong, getLong, getString, getString, getStringArray, getStringValue, isImmutable, makeImmutable, put, putAll, remove

Methods inherited from class java.util.LinkedHashMap

containsValue, entrySet, forEach, get, getOrDefault, keySet, removeEldestEntry, replaceAll, values

Methods inherited from class java.util.HashMap

clone, compute, computeIfAbsent, computeIfPresent, containsKey, isEmpty, merge, putIfAbsent, remove, replace, replace, size

Methods inherited from class java.util.AbstractMap

equals, hashCode

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Map

compute, computeIfAbsent, computeIfPresent, containsKey, containsValue, entrySet, equals, forEach, get, getOrDefault, hashCode, isEmpty, keySet, merge, putIfAbsent, remove, replace, replace, replaceAll, size, values

Constructor Details

AttributeMap

public AttributeMap()

Constructs an empty AttributeMap.

AttributeMap

public AttributeMap(Map<String,Object> map)

Copy constructor.

Parameters:

map - a Map to be copied

Method Details

putAttribute

public boolean putAttribute(String key,
 boolean value)

Put a boolean attribute, removing it if value is false or using the key as value otherwise, i.e. value="value".

Parameters:

key - key of attribute

value -

Returns:

previous value

putAttribute

public String putAttribute(String key,
 CharSequence value)

Put a string attribute, removing it if the string is empty (nor null).

Parameters:

key - key of attribute

value -

Returns:

previous value

toString

public String toString()

Representation as encoded markup attributes.

Overrides:

toString in class ValueMap

Returns:

String representation of this ValueMap consistent with the tag-attribute style of markup elements. For example: a="x" b="y" c="z".

See Also:

• Strings.escapeMarkup(CharSequence)

toCharSequence

public CharSequence toCharSequence()

Representation as encoded markup attributes.

See Also:

• Strings.escapeMarkup(CharSequence)