I'm using Jakarta EE 8, JCache API 1.1.1 and Hazelcast client 4.2.1 and server (tried 4.2.1 and 5.0-beta). I created provider for cache manager:
@ApplicationScoped
public class MyCacheManager {
private CacheManager manager;
@Produces
public CacheManager getCacheManager() {
if (manager == null) {
var provider = Caching.getCachingProvider();
manager = provider.getCacheManager();
}
return manager;
}
public void close(@Disposes final CacheManager instance) {
var provider = instance.getCachingProvider();
provider.close();
}
}
This way i create cache:
@ApplicationScoped
public class SessionCacheBean extends CacheBean{
@Inject
private CacheManager manager;
@Override
protected Cache getCache() {
if (manager.getCache("session-cache") == null) {
var config = new MutableConfiguration<String, Object>();
config.setTypes(String.class, Object.class);
config.setStoreByValue(true);
config.setExpiryPolicyFactory(TouchedExpiryPolicy.factoryOf(
new Duration(TimeUnit.MINUTES, 30)));
return manager.createCache("session-cache", config);
} else {
return manager.getCache("session-cache");
}
}
}
This code works correctly if the application is configured as a cluster member. But now it is configured as a client:
<?xml version="1.0" encoding="UTF-8"?>
<hazelcast-client xmlns="http://www.hazelcast.com/schema/client-config"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://www.hazelcast.com/schema/client-config
http://www.hazelcast.com/schema/client-config/hazelcast-client-config-5.0.xsd">
<cluster-name>mimedia-session</cluster-name>
<network>
<aws enabled="true">
<access-key>*****</access-key>
<secret-key>*****</secret-key>
<region>****</region>
<tag-key>****</tag-key>
<tag-value>****</tag-value>
<use-public-ip>true</use-public-ip>
</aws>
</network>
</hazelcast-client>
Server started with command sudo hz start -c /usr/share/hazelcast4/bin/hazelcast.xml -j /lib/cache-api-1.1.1.jar
with same hazelcast.xml:
<hazelcast xmlns="http://www.hazelcast.com/schema/config"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://www.hazelcast.com/schema/config
http://www.hazelcast.com/schema/config/hazelcast-config-4.2.xsd">
<cluster-name>mimedia-session</cluster-name>
<network>
<port auto-increment="true" port-count="100">5701</port>
<join>
<auto-detection enabled="true"/>
<multicast enabled="false"/>
<aws enabled="true">
<tag-key>****</tag-key>
<tag-value>****</tag-value>
</aws>
</join>
</network>
<cache name="session-cache">
<key-type class-name="java.lang.String"/>
<value-type class-name="java.lang.Object"/>
<management-enabled>true</management-enabled>
<expiry-policy-factory>
<timed-expiry-policy-factory expiry-policy-type="TOUCHED"
duration-amount="30"
time-unit="MINUTES"/>
</expiry-policy-factory>
</cache>
</hazelcast>
Now application return error at row if (manager.getCache("session-cache") == null)
"java.io.InvalidClassException: javax.cache.configuration.FactoryBuilder$SingletonFactory; local class incompatible: stream classdesc serialVersionUID = 201305101634, local class serialVersionUID = 201402"
When I'm deleting <cache name="session-cache">
in server config application return error at row return manager.createCache("session-cache", config);
"java.io.InvalidClassException: javax.cache.configuration.FactoryBuilder$SingletonFactory; local class incompatible: stream classdesc serialVersionUID = 201402, local class serialVersionUID = 201305101634"
Where i need to fix the class mismatch?
I think the problem is that I am using TomEE. Because serialVersionUID = 201402
is located in geronimo-jcache_1.0_spec
, but I'm using jsr107spec
in my project. Once I find a solution to this problem, I will update the answer.
Update
Workaround: I created 'cache-server.war' for TomEE which work as server