Address copilot warnings: fix unused abi var, add pagination test, document CRaC in README

Agent-Logs-Url: https://github.com/nbauma109/setup-java/sessions/50c422d6-fd37-4e0b-a22c-a3745f876e7b

Co-authored-by: nbauma109 <9403560+nbauma109@users.noreply.github.com>

README.md

@@ -40,7 +40,7 @@ For information about the latest releases, recent updates, and newly supported d
 
   - `distribution`: _(required)_ Java [distribution](#supported-distributions).
 
-  - `java-package`: The packaging variant of the chosen distribution. Possible values: `jdk`, `jre`, `jdk+fx`, `jre+fx`. Default value: `jdk`.
+  - `java-package`: The packaging variant of the chosen distribution. Possible values: `jdk`, `jre`, `jdk+fx`, `jre+fx`. For Azul Zulu, `jdk+crac` and `jre+crac` are also supported to select builds with [CRaC](https://openjdk.org/projects/crac/) support. Default value: `jdk`.
 
   - `architecture`: The target architecture of the package. Possible values: `x86`, `x64`, `armv7`, `aarch64`, `ppc64le`. Default value: Derived from the runner machine.
 

__tests__/distributors/zulu-installer.test.ts

@@ -164,6 +164,28 @@ describe('getAvailableVersions', () => {
     const availableVersions = await distribution['getAvailableVersions']();
     expect(availableVersions).toHaveLength(manifestData.length);
   });
+
+  it('fetches multiple pages when first page is full', async () => {
+    const firstPage = Array(100).fill(manifestData[0]) as IZuluVersions[];
+    const secondPage = manifestData.slice(0, 5) as IZuluVersions[];
+
+    spyHttpClient
+      .mockReturnValueOnce({statusCode: 200, headers: {}, result: firstPage})
+      .mockReturnValueOnce({statusCode: 200, headers: {}, result: secondPage});
+
+    const distribution = new ZuluDistribution({
+      version: '11',
+      architecture: 'x86',
+      packageType: 'jdk',
+      checkLatest: false
+    });
+    distribution['getPlatformOption'] = () => 'linux';
+
+    const availableVersions = await distribution['getAvailableVersions']();
+
+    expect(spyHttpClient).toHaveBeenCalledTimes(2);
+    expect(availableVersions).toHaveLength(firstPage.length + secondPage.length);
+  });
 });
 
 describe('getArchitectureOptions', () => {

docs/advanced-usage.md

@@ -61,10 +61,25 @@ steps:
   with:
     distribution: 'zulu'
     java-version: '21'
-    java-package: jdk # optional (jdk, jre, jdk+fx or jre+fx) - defaults to jdk
+    java-package: jdk # optional (jdk, jre, jdk+fx, jre+fx, jdk+crac or jre+crac) - defaults to jdk
 - run: java -cp java HelloWorldApp
 ```
 
+To use a Zulu JDK build with [CRaC (Coordinated Restore at Checkpoint)](https://openjdk.org/projects/crac/) support, set `java-package` to `jdk+crac` or `jre+crac`:
+
+```yaml
+steps:
+- uses: actions/checkout@v6
+- uses: actions/setup-java@v5
+  with:
+    distribution: 'zulu'
+    java-version: '21'
+    java-package: jdk+crac
+- run: java -cp java HelloWorldApp
+```
+
+> **Note:** CRaC builds are only available for specific Zulu versions on Linux. The default (`jdk`) selects non-CRaC builds.
+
 ### Liberica
 
 ```yaml

src/distributions/zulu/installer.ts

@@ -100,7 +100,7 @@ export class ZuluDistribution extends JavaBase {
   }
 
   private async getAvailableVersions(): Promise<IZuluVersions[]> {
-    const {arch, hw_bitness, abi} = this.getArchitectureOptions();
+    const {arch, hw_bitness} = this.getArchitectureOptions();
     const [bundleType, features] = this.packageType.split('+');
     const platform = this.getPlatformOption();
     const extension = getDownloadArchiveExtension();