changeset 11232:2b0c2588b324

8067307: Need custom classloaders(parent-last and filtering one) for JDK-8066625 in testlibrary Reviewed-by: fzhinkin, iignatyev
author dpochepk
date Fri, 12 Dec 2014 21:16:42 +0300
parents 5aec1b06349c
children 375809586f23
files test/lib/testlibrary/jdk/testlibrary/FilterClassLoader.java test/lib/testlibrary/jdk/testlibrary/ParentLastURLClassLoader.java
diffstat 2 files changed, 99 insertions(+), 0 deletions(-) [+]
line wrap: on
line diff
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/lib/testlibrary/jdk/testlibrary/FilterClassLoader.java	Fri Dec 12 21:16:42 2014 +0300
@@ -0,0 +1,49 @@
+/*
+ * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+package jdk.testlibrary;
+
+import java.util.function.Predicate;
+/**
+ * A classloader, which using target classloader in case provided condition
+ * for class name is met, and using parent otherwise
+ */
+public class FilterClassLoader extends ClassLoader {
+
+    private final ClassLoader target;
+    private final Predicate<String> condition;
+
+    public FilterClassLoader(ClassLoader target, ClassLoader parent,
+            Predicate<String> condition) {
+        super(parent);
+        this.condition = condition;
+        this.target = target;
+    }
+
+    @Override
+    public Class<?> loadClass(String name) throws ClassNotFoundException {
+        if (condition.test(name)) {
+            return target.loadClass(name);
+        }
+        return super.loadClass(name);
+    }
+}
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/lib/testlibrary/jdk/testlibrary/ParentLastURLClassLoader.java	Fri Dec 12 21:16:42 2014 +0300
@@ -0,0 +1,50 @@
+/*
+ * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+package jdk.testlibrary;
+
+import java.net.URL;
+import java.net.URLClassLoader;
+
+/**
+ * An url classloader, which trying to load class from provided URL[] first,
+ * and using parent classloader in case it failed
+ */
+public class ParentLastURLClassLoader extends URLClassLoader {
+
+    public ParentLastURLClassLoader(URL urls[], ClassLoader parent) {
+        super(urls, parent);
+    }
+
+    @Override
+    public Class<?> loadClass(String name) throws ClassNotFoundException {
+        try {
+            Class c = findClass(name);
+            if (c != null) {
+                return c;
+            }
+        } catch (ClassNotFoundException e) {
+            // ignore
+        }
+        return super.loadClass(name);
+    }
+}