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Upgrade Java version
org.openrewrite.java.migrate.UpgradeJavaVersion
Upgrade build plugin configuration to use the specified Java version. This recipe changes
java.toolchain.languageVersion
in build.gradle(.kts)
of gradle projects, or maven-compiler-plugin target version and related settings. Will not downgrade if the version is newer than the specified version.- groupId: org.openrewrite.recipe
- artifactId: rewrite-migrate-java
- version: 2.3.0
Type | Name | Description |
---|---|---|
Integer | version | The Java version to upgrade to. |
This recipe has required configuration parameters. Recipes with required configuration parameters cannot be activated directly. To activate this recipe you must create a new recipe which fills in the required parameters. In your
rewrite.yml
create a new recipe with a unique name. For example: com.yourorg.UpgradeJavaVersionExample
. Here's how you can define and customize such a recipe within your rewrite.yml:rewrite.yml
---
type: specs.openrewrite.org/v1beta/recipe
name: com.yourorg.UpgradeJavaVersionExample
displayName: Upgrade Java version example
recipeList:
- org.openrewrite.java.migrate.UpgradeJavaVersion:
version: 11
Now that
com.yourorg.UpgradeJavaVersionExample
has been defined activate it and take a dependency on org.openrewrite.recipe:rewrite-migrate-java:2.3.0 in your build file:Gradle
Maven
Moderne CLI
- 1.Add the following to your
build.gradle
file:
build.gradle
plugins {
id("org.openrewrite.rewrite") version("6.5.6")
}
rewrite {
activeRecipe("com.yourorg.UpgradeJavaVersionExample")
}
repositories {
mavenCentral()
}
dependencies {
rewrite("org.openrewrite.recipe:rewrite-migrate-java:2.3.0")
}
- 2.Run
gradle rewriteRun
to run the recipe.
- 1.Add the following to your
pom.xml
file:
pom.xml
<project>
<build>
<plugins>
<plugin>
<groupId>org.openrewrite.maven</groupId>
<artifactId>rewrite-maven-plugin</artifactId>
<version>5.13.0</version>
<configuration>
<activeRecipes>
<recipe>com.yourorg.UpgradeJavaVersionExample</recipe>
</activeRecipes>
</configuration>
<dependencies>
<dependency>
<groupId>org.openrewrite.recipe</groupId>
<artifactId>rewrite-migrate-java</artifactId>
<version>2.3.0</version>
</dependency>
</dependencies>
</plugin>
</plugins>
</build>
</project>
- 2.Run
mvn rewrite:run
to run the recipe.
You will need to have configured the Moderne CLI on your machine before you can run the following command.
shell
mod run . --recipe UpgradeJavaVersion
The community edition of the Moderne platform enables you to easily run recipes across thousands of open-source repositories.
Please contact Moderne for more information about safely running the recipes on your own codebase in a private SaaS.