fstarred / hibernate-cache-playground

Testing hibernate cache L2 cache on a web application under wildfly AS environment

hibernate-cache-playground

hibernate cache application under wildfly

cache configuration

<property name="hibernate.cache.infinispan.entity.expiration.max_idle" value="30000"/>
<property name="hibernate.cache.infinispan.query.expiration.max_idle" value="5000"/>
<property name="hibernate.cache.infinispan.collection.expiration.max_idle" value="5000"/>

<property name="hibernate.cache.infinispan.my-jakarta-playground.ear/my-jakarta-playground-ejb.jar#primary.entity-articles.expiration.max_idle" value="20000"/>
<property name="hibernate.cache.infinispan.my-jakarta-playground.ear/my-jakarta-playground-ejb.jar#primary.entity-customers.expiration.max_idle" value="25000"/>
<property name="hibernate.cache.infinispan.my-jakarta-playground.ear/my-jakarta-playground-ejb.jar#primary.entity-payment-method.expiration.max_idle" value="15000"/>

<property name="hibernate.cache.infinispan.my-jakarta-playground.ear/my-jakarta-playground-ejb.jar#primary.query-articles.expiration.max_idle" value="10000"/>
<property name="hibernate.cache.infinispan.my-jakarta-playground.ear/my-jakarta-playground-ejb.jar#primary.query-customers.expiration.max_idle" value="15000"/>

<property name="hibernate.cache.infinispan.my-jakarta-playground.ear/my-jakarta-playground-ejb.jar#primary.nested-article-properties.expiration.max_idle" value="15000"/>

<property name="hibernate.cache.infinispan.my-jakarta-playground.ear/my-jakarta-playground-ejb.jar#primary.entity-customers.eviction.max_entries" value="3"/>

<property name="hibernate.cache.infinispan.my-jakarta-playground.ear/my-jakarta-playground-ejb.jar#primary.entity-payment-method.expiration.life_span" value="10000"/>

entities summary

@Cacheable
@org.hibernate.annotations.Cache(usage = CacheConcurrencyStrategy.READ_ONLY, region = "entity-articles")
@Entity
@Table(name = "ARTICLE")
public class Article implements Serializable {

    @LazyToOne(value = LazyToOneOption.NO_PROXY)
    @org.hibernate.annotations.Cache(usage = CacheConcurrencyStrategy.READ_ONLY, region = "nested-article-properties")
    @OneToMany(targetEntity = Property.class, fetch = FetchType.LAZY, mappedBy = Property_.ARTICLE)
    private List<Property> properties;

}

@Cacheable
@org.hibernate.annotations.Cache(usage = CacheConcurrencyStrategy.READ_ONLY)
@Table(name = "PROPERTY")
@Entity
public class Property implements Serializable {
}

@Cacheable
@org.hibernate.annotations.Cache(usage = CacheConcurrencyStrategy.READ_WRITE, region = "entity-customers")
@Entity
@Table(name = "CUSTOMER")
public class Customer implements Serializable {

    @org.hibernate.annotations.Cache(usage = CacheConcurrencyStrategy.READ_WRITE)
    @LazyToOne(LazyToOneOption.NO_PROXY)
    @OneToMany(fetch = FetchType.LAZY, targetEntity = PaymentMethod.class, mappedBy = PaymentMethod_.CUSTOMER)
    private List<PaymentMethod> paymentMethods;

}

@Cacheable
@Cache(usage = CacheConcurrencyStrategy.READ_WRITE, region = "entity-payment-method")
@Table(name = "CUST_PAYMENT_METHOD")
@Entity
public class PaymentMethod implements Serializable {
}

test results

CUSTOMERS API - CACHE DURATION

API	CUSTOMER	PAYMENT-METHOD
/customers/{id}	25 secs	5 secs
/customers	15 secs	5 secs

CUSTOMERS API - CACHE CONFIGURATION AFFECTED

API	CUSTOMER	PAYMENT-METHOD
/customers/{id}	entity-customers.expiration.max_idle	collection.expiration.max_idle
/customers	query-customers.expiration.max_idle	collection.expiration.max_idle

ARTICLES API - CACHE DURATION

API	ARTICLE	PROPERTY
/articles/{id}	20 secs	15 secs
/articles?type	10 secs	15 secs
/articles/{id}/properties/{property}	-	30 secs

ARTICLES API - CACHE CONFIGURATION AFFECTED

API	ARTICLE	PROPERTY
/articles/{id}	entity-articles.expiration.max_idle	nested-article-properties.expiration.max_idle
/articles?type	query-articles.expiration.max_idle	nested-article-properties.expiration.max_idle
/articles/{id}/properties/{property}	-	entity.expiration.max_idle

PAYMENT-METHOD API - CACHE DURATION

API	PAYMENT METHOD
/payment-methods/{id}	15 secs

PAYMENT-METHOD API - CACHE CONFIGURATION AFFECTED

API	PAYMENT METHOD
/payment-methods/{id}	entity-payment-method.expiration.max_idle

NOTES

• Do not set entity's cache expiration to a value minor that query in order to avoid some unexpected effects (i.e. produce a single entity fetch for each returned row, see also this link
• Setting lifespan or max_idle entry to a value of '-1' for infinite expiration time