Jdeveloper 12.2.1.4 Java Version ›

If you download the generic JAR installer (often used on macOS or restricted environments):

64-bit JDK is mandatory for modern operating systems

Ensure you have the standard Oracle JDK, as OpenJDK is often not officially certified for Fusion Middleware products.

A: The system requirements for running JDeveloper 12.2.1.4 include a 2 GHz dual-core processor or equivalent, 8 GB RAM or more, 3.5 GB of free disk space, and a compatible operating system (Windows, macOS, or Linux).

This specific update (1.8.0_211) is the baseline certified version. The Oracle Certification page for JDeveloper 12.2.1.4 also explicitly lists the JDK for JDeveloper as . jdeveloper 12.2.1.4 java version

Oracle DB (11.2.0.4+ to 19.3.0.0), MySQL 8.0, MS SQL Server 2017 ⚙️ Why JDeveloper 12.2.1.4 is Tied to Java 8

For developers working with , selecting and configuring the correct Java version is the most critical step for a stable development environment. This version of JDeveloper is built on the Oracle Fusion Middleware 12c platform and has specific, strict requirements for the Java SE Development Kit (JDK) . Required Java Version for JDeveloper 12.2.1.4

"The WebLogic instance used by JDeveloper is version 12c, which runs on Java 8. When deploying applications, they will continue to deploy to WebLogic 12c with Java 8. It is recommended to install a WebLogic version 14c locally, which supports Java 11."

For a stable development experience with , stick to JDK 8 (preferably update 181 or higher for security patches). Attempting to force the IDE to run on newer JDKs will result in instability, as both the IDE core and the embedded application server are architected specifically for Java 8. If you download the generic JAR installer (often

As of the latest available information, JDeveloper 12.2.1.4 remains aligned with JDK 8. Oracle has indicated that future versions will likely pick up newer JDKs, particularly Long-Term Support (LTS) versions like JDK 11 and JDK 17.

environment variable points to a 64-bit JDK 8 before running the installer. Integrated Components

The JDK version requirement aligns with the underlying Oracle WebLogic Server 12.2.1.4, which also runs on JDK 8.

: For JDeveloper 12.2.1.4, it is highly recommended to use JDK 1.8.0_211 or higher . The Oracle Certification page for JDeveloper 12

"JDeveloper keeps the JDK aligned with the support provided by WebLogic—which currently (and also in the 12.2.1.4 release) is JDK8. Future versions will likely pick up newer JDKs."

Install the JDK to a path without spaces (e.g., C:\Java\jdk1.8.0_381 ). 2. Launch the Installer with the Correct Java Path

By adhering to these Java version requirements, you ensure a stable, productive development environment for ADF, SOA, and WebCenter applications. Always verify your Java version, set JAVA_HOME explicitly, and document the JDK across your team’s development and CI/CD infrastructure.