add support for dragonwell

src/distributions/dragonwell/installer.ts

@@ -0,0 +1,163 @@
+import * as core from '@actions/core';
+import * as tc from '@actions/tool-cache';
+
+import fs from 'fs';
+import path from 'path';
+
+import {JavaBase} from '../base-installer';
+import {extractJdkFile, getDownloadArchiveExtension} from '../../util';
+import {IDragonwellVersions, IDragonwellAllVersions} from './models';
+import {
+  JavaDownloadRelease,
+  JavaInstallerOptions,
+  JavaInstallerResults
+} from '../base-models';
+
+export class DragonwellDistribution extends JavaBase {
+  constructor(installerOptions: JavaInstallerOptions) {
+    super('Dragonwell', installerOptions);
+  }
+
+  protected async findPackageForDownload(
+    version: string
+  ): Promise<JavaDownloadRelease> {
+    if (!this.stable) {
+      throw new Error('Early access versions are not supported');
+    }
+    let majorVersion = version;
+    if (version.includes('.')) {
+      const splits = version.split('.');
+      majorVersion = splits[0];
+      version = splits.length >= 3 ? splits.slice(0, 3).join('.') : version;
+    }
+    const edition = majorVersion == '17' ? 'Standard' : 'Extended';
+    const availableVersions = await this.getAvailableVersions();
+    const matchedVersions = availableVersions
+      .filter(item => item.jdk_version == version && item.edition == edition)
+      .map(item => {
+        return {
+          version: item.jdk_version,
+          url: item.download_link
+        } as JavaDownloadRelease;
+      });
+    if (!matchedVersions.length) {
+      throw new Error(
+        `Couldn't find any satisfied version for the specified: "${version}".`
+      );
+    }
+
+    const resolvedVersion = matchedVersions[0];
+    return resolvedVersion;
+  }
+
+  private async getAvailableVersions(): Promise<IDragonwellVersions[]> {
+    const platform = this.getPlatformOption();
+    const arch = this.distributionArchitecture();
+
+    const availableVersionsUrl =
+      'https://raw.githubusercontent.com/dragonwell-releng/dragonwell-setup-java/main/releases.json';
+
+    const fetchedDragonwellVersions =
+      (await this.http.getJson<IDragonwellAllVersions>(availableVersionsUrl))
+        .result ?? {};
+    if (Object.keys(fetchedDragonwellVersions).length == 0) {
+      throw Error(
+        `Couldn't fetch any dragonwell versions from ${availableVersionsUrl}`
+      );
+    }
+    const availableVersions = this.getEligibleAvailableVersions(
+      platform,
+      arch,
+      fetchedDragonwellVersions
+    );
+
+    if (core.isDebug()) {
+      core.startGroup('Print information about available versions');
+      core.debug(availableVersions.map(item => item.jdk_version).join(', '));
+      core.endGroup();
+    }
+
+    return availableVersions;
+  }
+
+  protected async downloadTool(
+    javaRelease: JavaDownloadRelease
+  ): Promise<JavaInstallerResults> {
+    core.info(
+      `Downloading Java ${javaRelease.version} (${this.distribution}) from ${javaRelease.url} ...`
+    );
+    const javaArchivePath = await tc.downloadTool(javaRelease.url);
+
+    core.info(`Extracting Java archive...`);
+
+    const extractedJavaPath = await extractJdkFile(
+      javaArchivePath,
+      getDownloadArchiveExtension()
+    );
+
+    const archiveName = fs.readdirSync(extractedJavaPath)[0];
+    const archivePath = path.join(extractedJavaPath, archiveName);
+    const version = this.getToolcacheVersionName(javaRelease.version);
+
+    const javaPath = await tc.cacheDir(
+      archivePath,
+      this.toolcacheFolderName,
+      version,
+      this.architecture
+    );
+
+    return {version: javaRelease.version, path: javaPath};
+  }
+
+  private getEligibleAvailableVersions(
+    platform: string,
+    arch: string,
+    dragonwellVersions: IDragonwellAllVersions
+  ): IDragonwellVersions[] {
+    const eligibleVersions: IDragonwellVersions[] = [];
+
+    for (const majorVersion in dragonwellVersions) {
+      const majorVersionMap = dragonwellVersions[majorVersion];
+      for (let jdkVersion in majorVersionMap) {
+        const jdkVersionMap = majorVersionMap[jdkVersion];
+        if (!(platform in jdkVersionMap)) {
+          continue;
+        }
+        const platformMap = jdkVersionMap[platform];
+        if (!(arch in platformMap)) {
+          continue;
+        }
+        const archMap = platformMap[arch];
+        if (jdkVersion === 'latest') {
+          jdkVersion = majorVersion;
+        }
+        if (jdkVersion.includes('.')) {
+          const splits = jdkVersion.split('.');
+          jdkVersion =
+            splits.length >= 3 ? splits.slice(0, 3).join('.') : jdkVersion;
+        }
+        for (const edition in archMap) {
+          eligibleVersions.push({
+            os: platform,
+            architecture: arch,
+            jdk_version: jdkVersion,
+            checksum: archMap[edition].sha256,
+            download_link: archMap[edition].download_url,
+            edition: edition,
+            image_type: 'jdk'
+          });
+        }
+      }
+    }
+    return eligibleVersions;
+  }
+
+  private getPlatformOption(): string {
+    switch (process.platform) {
+      case 'win32':
+        return 'windows';
+      default:
+        return process.platform;
+    }
+  }
+}