package org.infinispan.factories;
import org.infinispan.config.ConfigurationException;
import org.infinispan.executors.ExecutorFactory;
import org.infinispan.executors.ScheduledExecutorFactory;
import org.infinispan.factories.annotations.DefaultFactoryFor;
import org.infinispan.util.Util;
import java.util.Properties;
import java.util.concurrent.Executor;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.ScheduledExecutorService;
/**
* A factory that specifically knows how to create named executors.
*
* @author Manik Surtani
* @since 4.0
*/
@DefaultFactoryFor(classes = {ExecutorService.class, Executor.class, ScheduledExecutorService.class})
public class NamedExecutorsFactory extends NamedComponentFactory implements AutoInstantiableFactory {
@SuppressWarnings("unchecked")
public <T> T construct(Class<T> componentType, String componentName) {
try {
if (componentName.equals(KnownComponentNames.ASYNC_NOTIFICATION_EXECUTOR)) {
return (T) buildAndConfigureExecutorService(globalConfiguration.getAsyncListenerExecutorFactoryClass(),
globalConfiguration.getAsyncListenerExecutorProperties());
} else if (componentName.equals(KnownComponentNames.ASYNC_SERIALIZATION_EXECUTOR)) {
return (T) buildAndConfigureExecutorService(globalConfiguration.getAsyncSerializationExecutorFactoryClass(),
globalConfiguration.getAsyncSerializationExecutorProperties());
} else if (componentName.equals(KnownComponentNames.EVICTION_SCHEDULED_EXECUTOR)) {
return (T) buildAndConfigureScheduledExecutorService(globalConfiguration.getEvictionScheduledExecutorFactoryClass(),
globalConfiguration.getEvictionScheduledExecutorProperties());
} else if (componentName.equals(KnownComponentNames.ASYNC_REPLICATION_QUEUE_EXECUTOR)) {
return (T) buildAndConfigureScheduledExecutorService(globalConfiguration.getReplicationQueueScheduledExecutorFactoryClass(),
globalConfiguration.getReplicationQueueScheduledExecutorProperties());
} else {
throw new ConfigurationException("Unknown named executor " + componentName);
}
} catch (ConfigurationException ce) {
throw ce;
} catch (Exception e) {
throw new ConfigurationException("Unable to instantiate ExecutorFactory for named component " + componentName, e);
}
}
private ExecutorService buildAndConfigureExecutorService(String factoryName, Properties props) throws Exception {
ExecutorFactory f = (ExecutorFactory) Util.getInstance(factoryName);
return f.getExecutor(props);
}
private ScheduledExecutorService buildAndConfigureScheduledExecutorService(String factoryName, Properties props) throws Exception {
ScheduledExecutorFactory f = (ScheduledExecutorFactory) Util.getInstance(factoryName);
return f.getScheduledExecutor(props);
}
}