# `JAVA_OPTS` Framework The `JAVA_OPTS` Framework contributes arbitrary Java options to the application at runtime.
Detection Criterionjava_opts set
Tagsjava-opts
Tags are printed to standard output by the buildpack detect script ## Configuration The framework can be configured by modifying the [`config/java_opts.yml`][java_opts_yml] file. [java_opts_yml]: ../config/java_opts.yml | Name | Description | ---- | ----------- | `java_opts` | The Java options to use when running the application. All values are used without modification when invoking the JVM. The options should be specified as a single string enclosed in double quotes, e.g. "-Xcheck:jni -Xfuture".