Creating a Dev Container File for the Project.

.devcontainer.json

@@ -0,0 +1,41 @@
+{
+  "image": "mcr.microsoft.com/devcontainers/java:21",
+  "customizations": {
+    "vscode": {
+      "extensions": [
+        "redhat.java",
+        "vscjava.vscode-java-pack",
+        "confluentinc.vscode-confluent"
+      ]
+    }
+  },
+
+  "features": {
+     "ghcr.io/devcontainers/features/java:1": {
+        "version": "none",
+        "installMaven": "true"
+    }
+  },
+
+  "workspaceMount": "source=${localWorkspaceFolder},target=/workspace,type=bind",
+  "workspaceFolder": "/workspace/exercises",
+
+  "remoteEnv": {
+    "JAVA_HOME": "/usr/lib/jvm/msopenjdk-current"
+  },
+
+  "mounts": [
+    {
+      "source": "${localWorkspaceFolder}/solutions",
+      "target": "/workspace/exercises/solutions",
+      "type": "bind"
+    },
+    {
+      "source": "${localWorkspaceFolder}/README.md",
+      "target": "/workspace/exercises/README.md",
+      "type": "bind"
+    }
+  ],
+
+  "onCreateCommand": "sudo curl -L --http1.1 https://cnfl.io/cli | sudo sh -s -- -b /usr/local/bin"
+}

.gitignore

@@ -20,6 +20,9 @@
 *.iml
 .idea
 
+# VSCode
+.vscode
+
 # Java
 target
 
@@ -29,7 +32,6 @@ cloud.properties
 # Exercises folder
 exercises/*
 !exercises/exercise.sh
-!exercises/README.md
 
 /flink*
 

.gitpod.yml

@@ -1,6 +1,7 @@
 image: gitpod/workspace-java-21
 
 tasks:
+  - init: sudo curl -L --http1.1 https://cnfl.io/cli | sudo sh -s -- -b /usr/local/bin
   - command: gp open /workspace/learn-apache-flink-table-api-for-java-exercises/README.md && exit
   - name: exercises
     command: |

CHANGELOG.md

@@ -18,4 +18,9 @@
 
 ## Version 0.3.2
 
-* Added a basic Gitpod configuration file.
+* Added a basic Gitpod configuration file.
+
+## Version 0.3.3
+
+* Added a dev container file.
+* Updated the Gitpod configuration.

README.md

@@ -59,8 +59,30 @@ The `solutions` folder contains complete solutions for each exercise. These will
 
 In general, you can ignore this folder, but you might find it helpful to reference if you get stuck.
 
+## Development Container
+
+This repo contains a [.devcontainer.json](.devcontainer.json) file.
+
+If you are using a Development Container compatible IDE (Eg. VS Code, IntelliJ Ultimate) and have Docker running, you can use the `.devcontainer.json` file to automatically configure your development environment with the required settings.
+
+Depending on what IDE you are using, the process can vary.
+
+In VS Code, open the folder that contains the `.devcontainer.json` file. When prompted, re-open it in the container.
+
+In IntelliJ Ultimate, right-click on the `.devcontainer.json` file, select the **Dev Containers** menu, and then choose **Create Dev Container and Mount Sources**. Once it has finished it will prompt you to connect to the container.
+
+See here for more details:
+
+- [Development Containers](https://containers.dev/)
+- [Development Containers in VS Code](https://code.visualstudio.com/docs/devcontainers/containers)
+- [Development Containers in IntelliJ](https://www.jetbrains.com/help/idea/connect-to-devcontainer.html)
+
+If you are working in the Development Container and intend to use the Confluent CLI, you will need to login to the CLI using the [--no-browser](https://docs.confluent.io/confluent-cli/current/command-reference/confluent_login.html) flag.
+
 ## Gitpod
 
 This repository contains a [Gitpod](https://www.gitpod.io/) configuration file. You can use Gitpod to spin up a browser-based development environment for working on these exercises.
 
-[Open In Gitpod](https://gitpod.io/new/#https://github.com/confluentinc/learn-apache-flink-table-api-for-java-exercises)
+[Open In Gitpod](https://gitpod.io/new/#https://github.com/confluentinc/learn-apache-flink-table-api-for-java-exercises)
+
+If you are working in Gitpod and intend to use the Confluent CLI, you will need to login to the CLI using the [--no-browser](https://docs.confluent.io/confluent-cli/current/command-reference/confluent_login.html) flag.