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7.2.3. Adjust Data Life
Red Hat JBoss Data Grid entries are immortal by default, but these settings can be altered.
The following procedure is an example that defines what each line entered into the
DefaultCacheQuickstart.java
file does:
Procedure 7.5. Adjust the Data Life
- Alter the key's
lifespan
value:cache.put("key", "value", 5, TimeUnit.SECONDS);
- Check if the cache contains the key:
assertTrue(cache.containsKey("key"));
- After the allocated
lifespan
time has expired, the key is no longer in the cache:Thread.sleep(10000); assertFalse(cache.containsKey("key"));