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Migrate JavaEE Code to Quarkus 2

Recipe IDorg.openrewrite.quarkus.migrate.javaee.JavaEEtoQuarkus2CodeMigration
Artifactorg.openrewrite.recipe:rewrite-quarkus

Migrate Standard JavaEE Code to Quarkus 2.

Composite recipeOpenRewriteApache License Version 2.0
Try in PlatformTry this recipe in the Moderne platform. Not a user yet? You’ll get a no-setup demo environment, with nothing to install or configure.

Definition​

Recipes17
17 recipes

Examples​

java
Before
package org.acme;

import javax.ejb.EJB;
import javax.ejb.Local;
import javax.ejb.SessionContext;
import javax.ejb.Singleton;
import javax.ejb.Stateful;
import javax.ejb.Stateless;

import javax.annotation.Resource;
import javax.persistence.EntityManager;
import javax.persistence.PersistenceContext;

@Stateless
public class PingEJBSLS {

    @PersistenceContext
    private EntityManager entityManager;

    @Resource
    private SessionContext context;

    @EJB
    private PingEJBLocal pingEJBLocal;

    @EJB(lookup = "java:global/PingEJBSingleton")
    private PingEJBSingleton pingEJBSingleton;

    public String getMsg() {
        return "PingEJBSLS: " + pingEJBLocal.getMsg() + " " + pingEJBSingleton.getMsg();
    }

}

@Stateful
@Local
public class PingEJBLocal {

    private static int hitCount;

    public String getMsg() {
        return "PingEJBLocal: " + hitCount++;
    }

}

@Singleton
public class PingEJBSingleton {

      private static int hitCount;

      @PersistenceContext
      private EntityManager entityManager;

      public String getMsg() {
           return "PingEJBSingleton: " + hitCount++;
      }
}
After
package org.acme;

import javax.ejb.SessionContext;
import javax.enterprise.context.ApplicationScoped;
import javax.enterprise.context.Dependent;
import javax.enterprise.context.SessionScoped;
import javax.inject.Inject;
import javax.annotation.Resource;
import javax.persistence.EntityManager;

@Dependent
public class PingEJBSLS {

    @Inject
    private EntityManager entityManager;

    @Resource
    private SessionContext context;

    @Inject
    private PingEJBLocal pingEJBLocal;

    @Inject
    private PingEJBSingleton pingEJBSingleton;

    public String getMsg() {
        return "PingEJBSLS: " + pingEJBLocal.getMsg() + " " + pingEJBSingleton.getMsg();
    }

}

@SessionScoped
public class PingEJBLocal {

    private static int hitCount;

    public String getMsg() {
        return "PingEJBLocal: " + hitCount++;
    }

}

@ApplicationScoped
public class PingEJBSingleton {

      private static int hitCount;

      @Inject
      private EntityManager entityManager;

      public String getMsg() {
           return "PingEJBSingleton: " + hitCount++;
      }
}
java
Before
package org.acme;

import javax.ejb.EJB;
import javax.ejb.Local;
import javax.ejb.SessionContext;
import javax.ejb.Singleton;
import javax.ejb.Stateful;
import javax.ejb.Stateless;

import javax.annotation.Resource;
import javax.persistence.EntityManager;
import javax.persistence.PersistenceContext;

@Stateless
public class PingEJBSLS {

    @PersistenceContext
    private EntityManager entityManager;

    @Resource
    private SessionContext context;

    @EJB
    private PingEJBLocal pingEJBLocal;

    @EJB(lookup = "java:global/PingEJBSingleton")
    private PingEJBSingleton pingEJBSingleton;

    public String getMsg() {
        return "PingEJBSLS: " + pingEJBLocal.getMsg() + " " + pingEJBSingleton.getMsg();
    }

}

@Stateful
@Local
public class PingEJBLocal {

    private static int hitCount;

    public String getMsg() {
        return "PingEJBLocal: " + hitCount++;
    }

}

@Singleton
public class PingEJBSingleton {

      private static int hitCount;

      @PersistenceContext
      private EntityManager entityManager;

      public String getMsg() {
           return "PingEJBSingleton: " + hitCount++;
      }
}
After
package org.acme;

import javax.ejb.SessionContext;
import javax.enterprise.context.ApplicationScoped;
import javax.enterprise.context.Dependent;
import javax.enterprise.context.SessionScoped;
import javax.inject.Inject;
import javax.annotation.Resource;
import javax.persistence.EntityManager;

@Dependent
public class PingEJBSLS {

    @Inject
    private EntityManager entityManager;

    @Resource
    private SessionContext context;

    @Inject
    private PingEJBLocal pingEJBLocal;

    @Inject
    private PingEJBSingleton pingEJBSingleton;

    public String getMsg() {
        return "PingEJBSLS: " + pingEJBLocal.getMsg() + " " + pingEJBSingleton.getMsg();
    }

}

@SessionScoped
public class PingEJBLocal {

    private static int hitCount;

    public String getMsg() {
        return "PingEJBLocal: " + hitCount++;
    }

}

@ApplicationScoped
public class PingEJBSingleton {

      private static int hitCount;

      @Inject
      private EntityManager entityManager;

      public String getMsg() {
           return "PingEJBSingleton: " + hitCount++;
      }
}

Usage​

Run this recipe

This recipe has no required configuration options. Users of Moderne can run it via the Moderne CLI.

You will need to have configured the Moderne CLI on your machine before you can run the following command.

shell
mod run . --recipe JavaEEtoQuarkus2CodeMigration

If the recipe is not available locally, then you can install it using:

mod config recipes jar install org.openrewrite.recipe:rewrite-quarkus:2.33.1

Data tables​

Source files that had results
org.openrewrite.table.SourcesFileResults

Source files that were modified by the recipe run.

ColumnDescription
Source path before the runThe source path of the file before the run. null when a source file was created during the run.
Source path after the runA recipe may modify the source path. This is the path after the run. null when a source file was deleted during the run.
Parent of the recipe that made changesIn a hierarchical recipe, the parent of the recipe that made a change. Empty if this is the root of a hierarchy or if the recipe is not hierarchical at all.
Recipe that made changesThe specific recipe that made a change.
Estimated time savingAn estimated effort that a developer to fix manually instead of using this recipe, in unit of seconds.
CycleThe recipe cycle in which the change was made.
Source files that had search results
org.openrewrite.table.SearchResults

Search results that were found during the recipe run.

ColumnDescription
Source path of search result before the runThe source path of the file with the search result markers present.
Source path of search result after run the runA recipe may modify the source path. This is the path after the run. null when a source file was deleted during the run.
ResultThe trimmed printed tree of the LST element that the marker is attached to.
DescriptionThe content of the description of the marker.
Recipe that added the search markerThe specific recipe that added the Search marker.
Source files that errored on a recipe
org.openrewrite.table.SourcesFileErrors

The details of all errors produced by a recipe run.

ColumnDescription
Source pathThe file that failed to parse.
Recipe that made changesThe specific recipe that made a change.
Stack traceThe stack trace of the failure.
Recipe performance
org.openrewrite.table.RecipeRunStats

Statistics used in analyzing the performance of recipes.

ColumnDescription
The recipeThe recipe whose stats are being measured both individually and cumulatively.
Source file countThe number of source files the recipe ran over.
Source file changed countThe number of source files which were changed in the recipe run. Includes files created, deleted, and edited.
Cumulative scanning time (ns)The total time spent across the scanning phase of this recipe.
Max scanning time (ns)The max time scanning any one source file.
Cumulative edit time (ns)The total time spent across the editing phase of this recipe.
Max edit time (ns)The max time editing any one source file.