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Class collections.UpdatableMapImpl

java.lang.Object
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   +----collections.UpdatableImpl
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           +----collections.UpdatableMapImpl

public abstract class UpdatableMapImpl

extends UpdatableImpl

implements UpdatableMap

UpdatableMapImpl()

Initialize at version 0, an empty count, and null screener

UpdatableMapImpl(Predicate)

Initialize at version 0, an empty count, and supplied screener

aKeyOf(Object)

Return a key associated with element.

at(Object)

Return the element associated with Key key.

canIncludeKey(Object)

Implements collections.Map.canIncludeKey.

checkKey(Object)

Principal method to throw a IllegalElementException for keys

includesAt(Object, Object)

Report whether there exists a (key, value) pair

includesKey(Object)

Report whether there exists any element with Key key.

keys()

Return an enumeration that may be used to traverse through the keys (not elements) of the collection.

putAt(Object, Object)

Include the indicated pair in the Map If a different pair with the same key was previously held, it is replaced by the new pair.

puttingAt(Object, Object)

Implements collections.Map.puttingAt.

removeAt(Object)

Remove the pair with the given key

removingAt(Object)

Implements collections.Map.removingAt

replaceElement(Object, Object, Object)

Replace old pair with new pair with same key.

 protected UpdatableMapImpl()

Initialize at version 0, an empty count, and null screener

 protected UpdatableMapImpl(Predicate screener)

Initialize at version 0, an empty count, and supplied screener

 public synchronized Map puttingAt(Object key,
                                   Object element) throws IllegalElementException

Implements collections.Map.puttingAt.

See Also:

puttingAt

 public synchronized Map removingAt(Object key)

Implements collections.Map.removingAt

See Also:

removingAt

 public boolean canIncludeKey(Object key)

Implements collections.Map.canIncludeKey. Default key-screen. Just checks for null.

See Also:

canIncludeKey

 protected void checkKey(Object key) throws IllegalElementException

Principal method to throw a IllegalElementException for keys

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