Implement support for custom vendors in setup-java

src/util.ts

@@ -1,26 +1,41 @@
-import * as path from 'path';
+import os from 'os';
+import path from 'path';
+
+import * as tc from '@actions/tool-cache';
 
 export function getTempDir() {
-  let tempDirectory = process.env.RUNNER_TEMP;
-  if (tempDirectory === undefined) {
-    let baseLocation;
-    if (isWindows()) {
-      // On windows use the USERPROFILE env variable
-      baseLocation = process.env['USERPROFILE']
-        ? process.env['USERPROFILE']
-        : 'C:\\';
-    } else {
-      if (process.platform === 'darwin') {
-        baseLocation = '/Users';
-      } else {
-        baseLocation = '/home';
-      }
-    }
-    tempDirectory = path.join(baseLocation, 'actions', 'temp');
-  }
+  let tempDirectory = process.env['RUNNER_TEMP'] || os.tmpdir();
+
   return tempDirectory;
 }
 
-export function isWindows() {
-  return process.platform === 'win32';
+export function getVersionFromToolcachePath(toolPath: string) {
+  if (toolPath) {
+    return path.basename(path.dirname(toolPath));
+  }
+
+  return toolPath;
+}
+
+export async function extractJdkFile(toolPath: string, extension?: string) {
+  if (!extension) {
+    extension = toolPath.endsWith('.tar.gz') ? 'tar.gz' : path.extname(toolPath);
+    if (extension.startsWith('.')) {
+      extension = extension.substring(1);
+    }
+  }
+
+  switch (extension) {
+    case 'tar.gz':
+    case 'tar':
+      return await tc.extractTar(toolPath);
+    case 'zip':
+      return await tc.extractZip(toolPath);
+    default:
+      return await tc.extract7z(toolPath);
+  }
+}
+
+export function getDownloadArchiveExtension() {
+  return process.platform === 'win32' ? 'zip' : 'tar.gz';
 }