With multiple level inheritance and polymorphism it can become a bit challenging to see how a method accepting and returning a generic would behave if within the method some transformation takes place and either a sub or super type of that generic is returned. Let's take an example Interface: public interface ClassInterface { String sayHello(); … Continue reading Understanding Casting with Generics
Category: Java
Object persistence API for Cassandra.
To enable hot-deploy of JSPs in Wildfly, i.e. to automatically publish any changes to JSPs in ${WILDFLY_ROOT}/standalone/tmp/vfs/temp/tempxxxxxxx/content-xxxxxxx without requiring redeployment of war, set the development attribute of jsp-config within undertow subsystem to true as below: <subsystem xmlns="urn:jboss:domain:undertow:3.0"> <servlet-container name="default" default-encoding="UTF-8"> <jsp-config development="true" tag-pooling="false"/> <websockets/> </servlet-container>
Assigner assigns a mechanism (user or bot) to work on a workflow-item available at a workflow-station. Performer/Executor completes the bot tasks. Scheduler creates a schedule for completed workflow-item. The schedule consists of which workflow-station the workflow-item should go to next and at what time. Router creates workflow-item processing tasks at workflow-stations per the schedules.
Managed: Anything managed out-side of Java EE container (typically coded for Java SE). Managed objects can run outside of/or without java EE container. Non-managed: Anything managed by the Java EE container (such as EJB, etc.). Non-managed objects require a Java EE container to run.
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