IMO make Java 8 the platform requirement. Gary
On Mon, Aug 2, 2021, 11:06 Alex Herbert <alex.d.herb...@gmail.com> wrote: > I have been looking at releasing RNG 1.4. > > I did a check to update the plugins using: > > mvn versions:display-plugin-updates -U -N > > I get an issue about requiring Maven 3.3.9 as a minimum version which > requires JDK 7 [1]. Since the project targets JDK 6 this is not ideal. > > Very few versions have been updated since I did the last release. I checked > out tag RNG_1_3 and I get the same issue. So either my current build > environment is now mandating maven 3.3.9 or this was an issue on the last > release and I did not notice it. Since I last updated plugins before the > last release I think this is some third party dependency that is not > explicitly controlled in the POM. FYI I am using: > > mvn -v > Apache Maven 3.6.3 (cecedd343002696d0abb50b32b541b8a6ba2883f) > Maven home: /usr/local/apache-maven-3.6.3 > Java version: 1.8.0_241, vendor: Oracle Corporation, runtime: > /usr/lib/jvm/jdk1.8.0_241/jre > Default locale: en_GB, platform encoding: UTF-8 > OS name: "linux", version: "4.15.0-151-generic", arch: "amd64", family: > "unix" > > If we require Java 1.6 as the target then this will require: > > 1. Tracking down what has created a requirement for Maven 3.3.9 > 2. A toolchain to configure Maven running under JDK 1.7+ to build the code > using JDK 1.6 [2] > 3. Updating the project to use Java 1.7 > 4. Documenting that Java 1.7 is required to build the project even though > the target is 1.6 > > Currently we use a profile for JDK 1.8+ plugins to run code checks. Travis > CI runs a build on JDK 1.7 so the project will build on that platform. But > there is no CI build available to run on JDK 1.6. > > There is nothing in the code to mandate an upgrade to 1.7. So an update > would be just for convenience. > > My preference would be to update the documentation to state that it > requires building with Java 1.7 and do at least this release targeting 1.6. > Then update the code to 1.8 to take advantage of the new features there and > skip 1.7. > > Is there a requirement that the platform that is targeted must be able to > be used to build the code from source? > > Any opinions? > > Alex > > [1] https://maven.apache.org/docs/3.3.9/release-notes.html > [2] https://maven.apache.org/guides/mini/guide-using-toolchains.html >
