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java.lang.Objectjava.lang.Enum<QueryCacheStrategy>
org.apache.cayenne.query.QueryCacheStrategy
public enum QueryCacheStrategy
Defines query result caching policy.
Enum Constant Summary | |
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LOCAL_CACHE
A cache policy stating that query results shall be cached by the ObjectContext that originated the query, independent from any other ObjectContexts. |
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LOCAL_CACHE_REFRESH
A cache policy stating that query results shall be cached by the ObjectContext that originated the query, independent from any other ObjectContexts, however the query that uses this policy should treat current cache state as expired, and force the database fetch. |
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NO_CACHE
A default cache policy stating that the query results should not be cached. |
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SHARED_CACHE
A cache policy ruling that query results shall be cached in a shared location accessible by all ObjectContexts. |
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SHARED_CACHE_REFRESH
A cache policy ruling that query results shall be cached in a shared location accessible by all ObjectContexts, however the query that uses this policy should treat current cache state as expired, and force the database fetch. |
Method Summary | |
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static QueryCacheStrategy |
getDefaultStrategy()
Returns the default strategy - NO_CACHE . |
static QueryCacheStrategy |
safeValueOf(String string)
Returns QueryCacheStrategy for the specified string name or default strategy for invalid names. |
static QueryCacheStrategy |
valueOf(String name)
Returns the enum constant of this type with the specified name. |
static QueryCacheStrategy[] |
values()
Returns an array containing the constants of this enum type, in the order they are declared. |
Methods inherited from class java.lang.Enum |
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clone, compareTo, equals, finalize, getDeclaringClass, hashCode, name, ordinal, toString, valueOf |
Methods inherited from class java.lang.Object |
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getClass, notify, notifyAll, wait, wait, wait |
Enum Constant Detail |
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public static final QueryCacheStrategy NO_CACHE
public static final QueryCacheStrategy LOCAL_CACHE
public static final QueryCacheStrategy LOCAL_CACHE_REFRESH
public static final QueryCacheStrategy SHARED_CACHE
public static final QueryCacheStrategy SHARED_CACHE_REFRESH
Method Detail |
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public static QueryCacheStrategy[] values()
for (QueryCacheStrategy c : QueryCacheStrategy.values()) System.out.println(c);
public static QueryCacheStrategy valueOf(String name)
name
- the name of the enum constant to be returned.
IllegalArgumentException
- if this enum type has no constant
with the specified name
NullPointerException
- if the argument is nullpublic static QueryCacheStrategy safeValueOf(String string)
public static QueryCacheStrategy getDefaultStrategy()
NO_CACHE
.
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