Package com.google.common.cache
Enum CacheBuilder.NullListener
- java.lang.Object
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- java.lang.Enum<CacheBuilder.NullListener>
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- com.google.common.cache.CacheBuilder.NullListener
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- All Implemented Interfaces:
RemovalListener<java.lang.Object,java.lang.Object>
,java.io.Serializable
,java.lang.Comparable<CacheBuilder.NullListener>
- Enclosing class:
- CacheBuilder<K,V>
static enum CacheBuilder.NullListener extends java.lang.Enum<CacheBuilder.NullListener> implements RemovalListener<java.lang.Object,java.lang.Object>
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Enum Constant Summary
Enum Constants Enum Constant Description INSTANCE
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Constructor Summary
Constructors Modifier Constructor Description private
NullListener()
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Method Summary
All Methods Static Methods Instance Methods Concrete Methods Modifier and Type Method Description void
onRemoval(RemovalNotification<java.lang.Object,java.lang.Object> notification)
Notifies the listener that a removal occurred at some point in the past.static CacheBuilder.NullListener
valueOf(java.lang.String name)
Returns the enum constant of this type with the specified name.static CacheBuilder.NullListener[]
values()
Returns an array containing the constants of this enum type, in the order they are declared.
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Enum Constant Detail
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INSTANCE
public static final CacheBuilder.NullListener INSTANCE
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Method Detail
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values
public static CacheBuilder.NullListener[] values()
Returns an array containing the constants of this enum type, in the order they are declared. This method may be used to iterate over the constants as follows:for (CacheBuilder.NullListener c : CacheBuilder.NullListener.values()) System.out.println(c);
- Returns:
- an array containing the constants of this enum type, in the order they are declared
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valueOf
public static CacheBuilder.NullListener valueOf(java.lang.String name)
Returns the enum constant of this type with the specified name. The string must match exactly an identifier used to declare an enum constant in this type. (Extraneous whitespace characters are not permitted.)- Parameters:
name
- the name of the enum constant to be returned.- Returns:
- the enum constant with the specified name
- Throws:
java.lang.IllegalArgumentException
- if this enum type has no constant with the specified namejava.lang.NullPointerException
- if the argument is null
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onRemoval
public void onRemoval(RemovalNotification<java.lang.Object,java.lang.Object> notification)
Description copied from interface:RemovalListener
Notifies the listener that a removal occurred at some point in the past.This does not always signify that the key is now absent from the cache, as it may have already been re-added.
- Specified by:
onRemoval
in interfaceRemovalListener<java.lang.Object,java.lang.Object>
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