GitHub

KeycloakPrincipal and KeycloakSecurityContext break ObjectInputStream serialization by modifying the stream's filterPattern

This is not a safe thing to do, in general, because the ObjectInputStream may contain objects after the KeycloakPrincipal that are unrelated to Keycloak, and the ...
GitHub

NullPointerException JRLoader.loadObject(jasperPrintStream)

A Critical problem with some reports during a try to read existing jasper print: Caused by: java.lang.NullPointerException: null at net.sf.jasperreports.engine.fill ...
InfoWorld

Basic and advanced Java serialization

Serialization is the process of converting a Java object into a sequence of bytes so they can be written to disk, sent over a network, or stored outside of memory. Later, the Java virtual machine (JVM ...
TheServerSide

ObjectOutputStream example: A Java object serialization tutorial

Community driven content discussing all aspects of software development from DevOps to design patterns. In this Java serialization example, we will use both the ObjectOutputStream and the ...