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// Portions Copyright [2017-2021] [Payara Foundation and/or its affiliates]
package org.glassfish.ejb.config;
import org.jvnet.hk2.config.Attribute;
import org.jvnet.hk2.config.Configured;
import org.jvnet.hk2.config.Element;
import org.jvnet.hk2.config.ConfigBeanProxy;
import java.beans.PropertyVetoException;
import java.util.List;
import org.glassfish.api.admin.config.PropertiesDesc;
import org.jvnet.hk2.config.types.Property;
import org.jvnet.hk2.config.types.PropertyBag;
import org.glassfish.quality.ToDo;
import jakarta.validation.constraints.Min;
import jakarta.validation.constraints.Max;
import jakarta.validation.constraints.NotNull;
import jakarta.validation.constraints.Pattern;
import org.glassfish.api.admin.config.PropertyDesc;
import org.glassfish.api.admin.config.ConfigExtension;
/**
* Configuration of EJB Container
*/
/* @XmlType(name = "", propOrder = {
"ejbTimerService",
"property"
}) */
@Configured
public interface EjbContainer extends ConfigBeanProxy, PropertyBag, ConfigExtension {
public static final int DEFAULT_THREAD_CORE_POOL_SIZE = 16;
public static final int DEFAULT_THREAD_MAX_POOL_SIZE = 32;
public static final long DEFAULT_THREAD_KEEP_ALIVE_SECONDS = 60;
public static final int DEFAULT_THREAD_QUEUE_CAPACITY = Integer.MAX_VALUE;
public static final boolean DEFAULT_ALLOW_CORE_THREAD_TIMEOUT = false;
public static final boolean DEFAULT_PRESTART_ALL_CORE_THREADS = false;
/**
* Gets the value of the steadyPoolSize property.
*
* (slsb,eb) number of bean instances normally maintained in pool.
* When a pool is first created, it will be populated with size equal to
* steady-pool-size. When an instance is removed from the pool, it is
* replenished asynchronously, so that the pool size is at or above the
* steady-pool-size. This addition will be in multiples of
* pool-resize-quantity. When a bean is disassociated from a method
* invocation, it is put back in the pool, subject to max-pool-size limit.
* If the max pool size is exceeded the bean id destroyed immediately.
* A pool cleaning thread, executes at an interval defined by
* pool-idle-timeout-in-seconds. This thread reduces the pool size to
* steady-pool-size, in steps defined by pool-resize-quantity. If the pool
* is empty, the required object will be created and returned immediately.
* This prevents threads from blocking till the pool is replenished by the
* background thread. steady-pool-size must be greater than 1 and at most
* equal to the max-pool-size.
*
* @return possible object is
* {@link String }
*/
@Attribute (defaultValue="0")
@Min(value=0)
String getSteadyPoolSize();
/**
* Sets the value of the steadyPoolSize property
*
* @param value allowed object is
* {@link String }
*/
void setSteadyPoolSize(String value) throws PropertyVetoException;
/**
* Gets the value of the poolResizeQuantity property.
*
* (slsb,eb) size of bean pool grows (shrinks) in steps specified by
* pool-resize-quantity, subject to max-pool-size (steady-pool-size) limit.
*
* @return possible object is
* {@link String }
*/
@Attribute (defaultValue="8")
@Min(value=0)
String getPoolResizeQuantity();
/**
* Sets the value of the poolResizeQuantity property.
*
* @param value allowed object is
* {@link String }
*/
void setPoolResizeQuantity(String value) throws PropertyVetoException;
/**
* Gets the value of the maxPoolSize property.
*
* (slsb,eb) maximum size, a pool can grow to. A value of 0 implies an
* unbounded pool. Unbounded pools eventually shrink to the steady-pool-size,
* in steps defined by pool-resize-quantity.
*
* @return possible object is
* {@link String }
*/
@Attribute (defaultValue="32")
@Min(value=0)
String getMaxPoolSize();
/**
* Sets the value of the maxPoolSize property.
*
* @param value allowed object is
* {@link String }
*/
void setMaxPoolSize(String value) throws PropertyVetoException;
/**
* Gets the value of the cacheResizeQuantity property.
* (eb,sfsb) Cache elements have identity, hence growth is in unit steps and
* created on demand. Shrinking of cache happens when
* cache-idle-timeout-in-seconds timer expires and a cleaner thread
* passivates beans which have been idle for longer than
* cache-idle-timeout-in-seconds. All idle instances are passivated at once.
* cache-resize-quantity does not apply in this case.
*
* When max cache size is reached, an asynchronous task is created to bring
* the size back under the max-cache-size limit. This task removes
* cache-resize-quantity elements, consulting the victim-selection-policy.
*
* Must be greater than 1 and less than max-cache-size.
*
* @return possible object is
* {@link String }
*/
@Attribute (defaultValue="32")
@Min(value=1)
String getCacheResizeQuantity();
/**
* Sets the value of the cacheResizeQuantity property.
*
* @param value allowed object is
* {@link String }
*/
void setCacheResizeQuantity(String value) throws PropertyVetoException;
/**
* Gets the value of the maxCacheSize property.
*
* (sfsb,eb) specifies the maximum number of instances that can be cached.
* For entity beans, internally two caches are maintained for higher
* concurrency: (i) Ready (R$) (ii) Active in an Incomplete Transaction(TX$)
*
* The TX$ is populated with instances from R$ or from the Pool directly.
* When an instance in TX$ completes the transaction, it is placed back in
* R$ (or in pool, in case an instance with same identity already is in R$).
*
* max-cache-size only specifies the upper limit for R$.
*
* The container computes an appropriate size for TX$. For SFSBs, after the
* max-cache-size is reached, beans(as determined by victim-selection-policy)
* get passivated.
*
* @return possible object is
* {@link String }
*/
@Attribute (defaultValue="512")
@Min(value=0)
String getMaxCacheSize();
/**
* Sets the value of the maxCacheSize property.
*
* @param value allowed object is
* {@link String }
*/
void setMaxCacheSize(String value) throws PropertyVetoException;
/**
* Gets the value of the poolIdleTimeoutInSeconds property.
*
* (slsb,eb) defines the rate at which the pool cleaning thread is executed.
* This thread checks if current size is greater than steady pool size, it
* removes pool-resize-quantity elements. If the current size is less than
* steady-pool-size it is increased by pool-resize-quantity, with a ceiling
* of min (current-pool-size + pool-resize-quantity, max-pool-size)
*
* Only objects that have not been accessed for more than
* pool-idle-timeout-in-seconds are candidates for removal.
*
* @return possible object is
* {@link String }
*/
@Attribute (defaultValue="600")
@Min(value=0)
String getPoolIdleTimeoutInSeconds();
/**
* Sets the value of the poolIdleTimeoutInSeconds property.
*
* @param value allowed object is
* {@link String }
*/
void setPoolIdleTimeoutInSeconds(String value) throws PropertyVetoException;
/**
* Gets the value of the maxWaitTimeInMillis property.
*
* @return possible object is
* {@link Integer }
*/
@Attribute(defaultValue="6000", dataType = Integer.class)
@Min(value=0)
@Max(value=30000)
String getMaxWaitTimeInMillis();
/**
* Sets the value of the maxWaitTimeInMillis property.
*
* @param value allowed object is
* {@link Integer }
*/
void setMaxWaitTimeInMillis(String value) throws PropertyVetoException;
/**
* Gets the value of the limitInstancesEnabled property.
*
* @return possible object is
* {@link Boolean }
*/
@Attribute(defaultValue = "false", dataType = Boolean.class)
String getLimitInstancesEnabled();
/**
* Sets the value of the limitInstancesEnabled property.
*
* @param value allowed object is
* {@link Boolean }
*/
void setLimitInstancesEnabled(String value) throws PropertyVetoException;
/**
* Gets the value of the cacheIdleTimeoutInSeconds property.
*
* (eb, sfsb) specifies the rate at which the cache cleaner thread is
* scheduled. All idle instances are passivated at once.
*
* @return possible object is
* {@link String }
*/
@Attribute (defaultValue="600")
@Min(value=0)
String getCacheIdleTimeoutInSeconds();
/**
* Sets the value of the cacheIdleTimeoutInSeconds property.
*
* @param value allowed object is
* {@link String }
*/
void setCacheIdleTimeoutInSeconds(String value) throws PropertyVetoException;
/**
* Gets the value of the removalTimeoutInSeconds property.
*
* (sfsb) Instance is removed from cache or passivation store, if it is not
* accesed within this time. All instances that can be removed, will be removed.
*
* @return possible object is
* {@link String }
*/
@Attribute (defaultValue="5400")
@Min(value=0)
String getRemovalTimeoutInSeconds();
/**
* Sets the value of the removalTimeoutInSeconds property.
*
* @param value allowed object is
* {@link String }
*/
void setRemovalTimeoutInSeconds(String value) throws PropertyVetoException;
/**
* Gets the value of the victimSelectionPolicy property.
*
* (sfsb) Victim selection policy when cache needs to shrink. Victims are
* passivated. Entity Bean Victims are selected always using fifo discipline
* Does not apply to slsb because it does not matter, which particular
* instances are removed.
*
* fifo
* method picks victims, oldest instance first.
* lru
* algorithm picks least recently accessed instances.
* nru
* policy tries to pick 'not recently used' instances and is a
* pseudo-random selection process.
*
* @return possible object is
* {@link String }
*/
@Attribute (defaultValue="nru")
@Pattern(regexp="(nru|fifo|lru)")
String getVictimSelectionPolicy();
/**
* Sets the value of the victimSelectionPolicy property.
*
* @param value allowed object is
* {@link String }
*/
void setVictimSelectionPolicy(String value) throws PropertyVetoException;
/**
* Gets the value of the commitOption property.
*
* (eb) Entity Beans caching is controlled by this setting.
* Commit Option C implies that no caching is performed in the container.
*
* @return possible object is
* {@link String }
*/
@Attribute (defaultValue="B")
@Pattern(regexp="B|C")
String getCommitOption();
/**
* Sets the value of the commitOption property.
*
* @param value allowed object is
* {@link String }
*/
void setCommitOption(String value) throws PropertyVetoException;
/**
* Gets the value of the sessionStore property.
*
* specifies the directory where passivated beans & persisted HTTP sessions
* are stored on the file system. Defaults to $INSTANCE-ROOT/session-store
*
* @return possible object is
* {@link String }
*/
@Attribute(defaultValue = "${com.sun.aas.instanceRoot}/session-store")
String getSessionStore();
/**
* Sets the value of the sessionStore property.
*
* @param value allowed object is
* {@link String }
*/
void setSessionStore(String value) throws PropertyVetoException;
/**
* Gets the value of the ejbTimerService property.
*
* Contains the configuration for the ejb timer service.
* There is at most one ejb timer service per server instance.
*
* @return possible object is
* {@link EjbTimerService }
*/
@Element
@NotNull
EjbTimerService getEjbTimerService();
/**
* Sets the value of the ejbTimerService property.
*
* @param value allowed object is
* {@link EjbTimerService }
*/
void setEjbTimerService(EjbTimerService value) throws PropertyVetoException;
/**
Properties as per {@link PropertyBag}
*/
@ToDo(priority=ToDo.Priority.IMPORTANT, details="Provide PropertyDesc for legal props" )
@PropertiesDesc(props = {
@PropertyDesc(name = "disable-nonportable-jndi-names",
defaultValue = "false",
values = {"true", "false"}),
@PropertyDesc(name = "thread-core-pool-size"),
@PropertyDesc(name = "thread-max-pool-size"),
@PropertyDesc(name = "thread-keep-alive-seconds"),
@PropertyDesc(name = "thread-queue-capacity"),
@PropertyDesc(name = "allow-core-thread-timeout"),
@PropertyDesc(name = "prestart-all-core-threads")
})
@Element
List getProperty();
}
