https://docs.protegrity.com/protectors/10.1/docs/ap/ap_java/upgrade/Recent content in Upgrading the Application Protector Java onHugoenhttps://docs.protegrity.com/protectors/10.1/docs/ap/ap_java/upgrade/abt_upg_agent/Mon, 01 Jan 0001 00:00:00 +0000https://docs.protegrity.com/protectors/10.1/docs/ap/ap_java/upgrade/abt_upg_agent/<p>The <strong>Upgrade Agent</strong> is a new component introduced in the AP Java 10.1.0 build package to enable upgrade capability. It is the core module that provides safe, automated, coordinated, and reversible upgrades for AP Java protectors.</p> <p>The Upgrade Agent is responsible for upgrading the AP Java protector, regardless of whether it is online or offline. It also handles rollback operations for online and offline protectors. To ensure seamless upgrades in the future without needing to stop the protector application, it is essential to install the Upgrade Agent before running the protector application.</p>https://docs.protegrity.com/protectors/10.1/docs/ap/ap_java/upgrade/install_agent/Mon, 01 Jan 0001 00:00:00 +0000https://docs.protegrity.com/protectors/10.1/docs/ap/ap_java/upgrade/install_agent/<p>Agent‑based upgrade is supported only when AP Java version 10.1.0 or later is already installed.</p> <p>The Agent coordinates AP Java upgrade, takes backup, validates signatures, and manages services during upgrade or rollback operation.</p> <p>To perform seamless upgrades in the future without stopping the protector, ensure that the Upgrade Agent is installed before running the protector.</p> <h2 id="installation-scenarios">Installation Scenarios</h2> <h3 id="fresh-installation---manual-without-upgrade-agent">Fresh Installation - Manual, Without Upgrade Agent</h3> <ul> <li>Fresh installation must be performed manually.</li> <li>The Upgrade Agent is not used during fresh installation.</li> <li>Agent upgrader installation is silent which means there are no prompts or user interaction.</li> </ul> <p>To perform the fresh installation of SDK Upgrader:</p>