difference between oracle java and openjdk

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certainly! here’s an informative tutorial on the differences between oracle jdk (java development kit) and openjdk (open java development kit), along with a code example to illustrate their usage.

overview of oracle jdk and openjdk

**oracle jdk**:
developed and maintained by oracle corporation.
includes additional features and tools, such as the java mission control, java flight recorder, and more.
comes with a commercial license for production use, which means you may need a subscription for long-term support and updates.
provides performance optimizations that may not be available in openjdk.

**openjdk**:
an open-source implementation of the java platform, standard edition (java se).
governed by the openjdk community and is the official reference implementation for java se.
free to use, modify, and distribute under the gnu general public license (gpl) with a linking exception (gplv2 + classpath exception).
generally includes all the features of java se but may lack some proprietary tools and optimizations found in oracle jdk.

key differences

1. **licensing**:
**oracle jdk**: commercially licensed; requires a subscription for updates and support.
**openjdk**: open source and free to use.

2. **performance**:
**oracle jdk**: may include performance optimizations and proprietary features.
**openjdk**: generally performs similarly but may lack some optimizations.

3. **tools and features**:
**oracle jdk**: includes additional tools like java mission control and java flight recorder.
**openjdk**: lacks these proprietary tools, but many alternatives exist in the open-source community.

4. **updates and support**:
**oracle jdk**: regular updates and long-term support available through subscriptions.
**openjdk**: updates depend on community contributions, but several vendors provide support (e.g., red hat, amazon corretto).

code example

both oracle jdk and openjdk can run the same java code. below is a simp ...

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