io.micronaut.cache.annotation

Annotation Type Cacheable

@Target(value={METHOD,TYPE})
 @Retention(value=RUNTIME)
 @Inherited
 @Documented
 @CacheConfig
 @Type(value=CacheInterceptor.class)
public @interface Cacheable

An annotation that can be applied at the type or method level to indicate that the return value of the method should be cached for the configured cacheNames().

Since:

1.0

Author:

Graeme Rocher

Optional Element Summary

Optional Elements

Modifier and Type	Optional Element and Description
boolean	atomic Whether an atomic operation should be attempted to retrieve the cache value.
java.lang.String[]	cacheNames Alias for CacheConfig.cacheNames().
java.lang.Class<? extends CacheKeyGenerator>	keyGenerator Alias for CacheConfig.keyGenerator().
java.lang.String[]	parameters Limit the automatic CacheKeyGenerator to the given parameter names.
java.lang.String[]	value Alias for CacheConfig.cacheNames().

Element Detail

value

@AliasFor(member="cacheNames") @AliasFor(annotation=CacheConfig.class,member="cacheNames")
public abstract java.lang.String[] value

Alias for CacheConfig.cacheNames().

Returns:

The cache names

Default:

{}

cacheNames

@AliasFor(annotation=CacheConfig.class,
          member="cacheNames")
public abstract java.lang.String[] cacheNames

Alias for CacheConfig.cacheNames().

Returns:

The cache names

Default:

{}

parameters

public abstract java.lang.String[] parameters

Limit the automatic CacheKeyGenerator to the given parameter names. Mutually exclusive with keyGenerator()

Returns:

The parameter names that make up the key.

Default:

{}

keyGenerator

@AliasFor(annotation=CacheConfig.class,
          member="keyGenerator")
 @InstantiatedMember
public abstract java.lang.Class<? extends CacheKeyGenerator> keyGenerator

Alias for CacheConfig.keyGenerator().

Returns:

The cache key generator class

Default:

io.micronaut.cache.interceptor.DefaultCacheKeyGenerator.class

atomic

public abstract boolean atomic

Whether an atomic operation should be attempted to retrieve the cache value. This will call SyncCache.get(Object, Class, Supplier) if set to true otherwise SyncCache.get(Object, Class) will be called which is non-atomic

Note that atomic operations will pick the first cache name specified and ignore the remaining.

Returns:

True if an atomic operation should be attempted

Default:

false