Chapter 3. MTR 1.1.0


3.1. New features

This section describes the new features of the Migration Toolkit for Runtimes (MTR) 1.1.0.

New reports

MTR generates rich reports using PatternFly4. The reports present the same content as in previous versions, but are easier to navigate and presented better, in the consistent Web Console user interface. You can still generate reports in the original format using the legacyReports advanced option.

New advanced options

  • exitCodes ensures that MTR returns a zero return code with a successful analysis, and a non-zero return code with a failed analysis.
  • exportSummary generates a JSON file in the output folder of each analyzed application. This file contains the story points and incident count (by category), along with the application’s collection of technology tags.
  • exportZipReport creates a report.zip file of all the analysis outputs - reports, .csv files and .json files, when requested.
  • legacyReports generates reports in the original report format, instead of the newer PatternFly4 format (see above).
  • skipSourceCodeReports The Source Code report shows migration issues within the context of the application’s source code. Showing the source code of all analyzed applications may raise security concerns. This option generates all reports except the source code report.

New rulesets and targets

MTR contains a complete set of rules that supports EAP 8.0 Beta and Hibernate 6.2.

A new discovery target only executes the rules that identify technologies embedded within the application, informing the migration strategy for each application by efficiently showing its technology landscape.

Hibernate users now have a new hibernate6 target shortcut. The analysis uses all the rulesets with a hibernate:6 or jakarta-ee target.

Multiple targets can be mapped to a single target shortcut.

New technology tags

This version of MTR includes Java EE deployment descriptors-based technology tags, such as EJB 3.2. It generates enterprise Java EE technology tags for Jakarta EE applications.

Web UI package selection

A new package selection step requires you to activate package selection to include a list of packages for the analysis. This change aligns the Web UI with CLI behavior.

Java compatibility

MTR CLI, Web UI, and Maven now support the following versions of Java:

  • OpenJDK 11
  • Oracle JDK 11
  • Eclipse Temurin JDK 11
  • OpenJDK 17
  • Oracle JDK 17
  • Eclipse Temurin JDK 17

Future releases are planned to include IDE plugins and extensions that support Java 17. These releases require Oracle JDK 11 or OpenJDK 11.

Updated Nexus index of known software artifacts

Last update 21 March 2023.

3.2. Known issues

For a complete list of all known issues, see the list of MTR 1.1.0 known issues in Jira.

3.3. Resolved issues

For a complete list of all issues resolved in this release, see the list of MTR 1.1.0 resolved issues in Jira.

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