Class UnmodifiableMapEntry
java.lang.Object
org.apache.commons.collections.keyvalue.AbstractKeyValue
org.apache.commons.collections.keyvalue.AbstractMapEntry
org.apache.commons.collections.keyvalue.UnmodifiableMapEntry
- All Implemented Interfaces:
Map.Entry,KeyValue,Unmodifiable
A
Map.Entry that throws
UnsupportedOperationException when setValue is called.- Since:
- Commons Collections 3.0
- Version:
- $Revision: 646777 $ $Date: 2008-04-10 14:33:15 +0200 (Thu, 10 Apr 2008) $
- Author:
- Stephen Colebourne
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Field Summary
Fields inherited from class org.apache.commons.collections.keyvalue.AbstractKeyValue
key, value -
Constructor Summary
ConstructorsConstructorDescriptionUnmodifiableMapEntry(Object key, Object value) Constructs a new entry with the specified key and given value.UnmodifiableMapEntry(Map.Entry entry) Constructs a new entry from the specifiedMap.Entry.UnmodifiableMapEntry(KeyValue pair) Constructs a new entry from the specifiedKeyValue. -
Method Summary
Methods inherited from class org.apache.commons.collections.keyvalue.AbstractMapEntry
equals, hashCodeMethods inherited from class org.apache.commons.collections.keyvalue.AbstractKeyValue
getKey, getValue, toString
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Constructor Details
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UnmodifiableMapEntry
Constructs a new entry with the specified key and given value.- Parameters:
key- the key for the entry, may be nullvalue- the value for the entry, may be null
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UnmodifiableMapEntry
Constructs a new entry from the specifiedKeyValue.- Parameters:
pair- the pair to copy, must not be null- Throws:
NullPointerException- if the entry is null
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UnmodifiableMapEntry
Constructs a new entry from the specifiedMap.Entry.- Parameters:
entry- the entry to copy, must not be null- Throws:
NullPointerException- if the entry is null
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Method Details
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setValue
Throws UnsupportedOperationException.- Specified by:
setValuein interfaceMap.Entry- Overrides:
setValuein classAbstractMapEntry- Parameters:
value- the new value- Returns:
- the previous value
- Throws:
UnsupportedOperationException- always
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