diff options
Diffstat (limited to 'bundle-plugin/src/main/java/com/yahoo/container/plugin/util/JdkPackages.java')
-rw-r--r-- | bundle-plugin/src/main/java/com/yahoo/container/plugin/util/JdkPackages.java | 40 |
1 files changed, 0 insertions, 40 deletions
diff --git a/bundle-plugin/src/main/java/com/yahoo/container/plugin/util/JdkPackages.java b/bundle-plugin/src/main/java/com/yahoo/container/plugin/util/JdkPackages.java deleted file mode 100644 index c6171e71319..00000000000 --- a/bundle-plugin/src/main/java/com/yahoo/container/plugin/util/JdkPackages.java +++ /dev/null @@ -1,40 +0,0 @@ -// Copyright 2020 Oath Inc. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root. -package com.yahoo.container.plugin.util; - -import java.net.URL; - -/** - * @author gjoranv - */ -public class JdkPackages { - - /** - * Returns a boolean indicating (via best effort) if the given package is part of the JDK. - */ - public static boolean isJdkPackage(String pkg) { - return hasJdkExclusivePrefix(pkg) - || isResourceInPlatformClassLoader(pkg); // TODO: must be a class, not a package, due to module encapsulation - } - - private static boolean isResourceInPlatformClassLoader(String klass) { - String klassAsPath = klass.replaceAll("\\.", "/") + ".class"; - URL resource = getPlatformClassLoader().getResource(klassAsPath); - return !(resource == null); - } - - private static ClassLoader getPlatformClassLoader() { - ClassLoader platform = JdkPackages.class.getClassLoader().getParent(); - - // Will fail upon changes in classloader hierarchy between JDK versions - assert (platform.getName().equals("platform")); - - return platform; - } - - private static boolean hasJdkExclusivePrefix(String pkg) { - return pkg.startsWith("java.") - || pkg.startsWith("sun."); - } - -} - |