René's URL Explorer Experiment

{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"Add output parameter with path to installed JDK","articleBody":"When calling the action several times, it will overwrite the `JAVA_HOME` environment variable and prepend it to the `PATH`, effectively _shadowing_ a previous run of the action.\r\nFortunately, it will also set a `JAVA_HOME_\u003cversion\u003e_\u003carchitecture\u003e` environment variable, but this could be more _idiomatic_ as an output parameter (in addition to the environment variable, which can also be useful on its own: https://github.com/actions/setup-java/issues/44#issuecomment-579776451)\r\n\r\nThis would be a great addition to #21 \r\n\r\nThat way, one could write something like:\r\n```yaml\r\n- name: Setup JDK 11\r\n  id: setup-java-11\r\n  uses: actions/setup-java@v1\r\n  with:\r\n    java-version: 11\r\n    # here with #21, one would disable \"installation\"\r\n- name: Setup JDK 14\r\n  id: setup-java-14\r\n  uses: actions/setup-java@v1\r\n  with:\r\n    java-version: 14\r\n    # here with #21, one would disable \"installation\"\r\n- name: Setup JDK 8\r\n  # Ran last due each run shadowing the previous ones; see also #21\r\n  uses: actions/setup-java@v1\r\n  with:\r\n    java-version: 8\r\n- name: Build and run tests (with JDK 8)\r\n  run: ./gradlew build\r\n- name: Run tests with JDK 11\r\n  run: ./gradlew test -Ptest.jdk-path=\"${{ steps.setup-java-11.outputs.jdk-path }}\"\r\n- name: Run tests with JDK 14\r\n  run: ./gradlew test -Ptest.jdk-path=\"${{ steps.setup-java-14.outputs.jdk-path }}\"\r\n```\r\n(here, the build is still running with JDK 8, but it coud configure its tests to actually use another JDK)","author":{"url":"https://github.com/tbroyer","@type":"Person","name":"tbroyer"},"datePublished":"2020-05-24T11:32:18.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":4},"url":"https://github.com/65/setup-java/issues/65"}