--- a/jdk/src/share/classes/java/lang/invoke/MethodHandleImpl.java Mon Nov 11 16:14:07 2013 -0800
+++ b/jdk/src/share/classes/java/lang/invoke/MethodHandleImpl.java Sat Nov 09 04:21:28 2013 +0400
@@ -744,8 +744,11 @@
MethodHandle ginvoker = GuardWithCatch.INVOKES[nargs].bindReceiver(gguard);
return makePairwiseConvert(ginvoker, type, 2);
} else {
+ target = target.asType(type.changeReturnType(Object.class));
MethodHandle gtarget = makeSpreadArguments(target, Object[].class, 0, nargs);
- catcher = catcher.asType(ctype.changeParameterType(0, Throwable.class));
+ MethodType catcherType = ctype.changeParameterType(0, Throwable.class)
+ .changeReturnType(Object.class);
+ catcher = catcher.asType(catcherType);
MethodHandle gcatcher = makeSpreadArguments(catcher, Object[].class, 1, nargs);
GuardWithCatch gguard = new GuardWithCatch(gtarget, exType, gcatcher);
if (gtarget == null || gcatcher == null) throw new InternalError();
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/test/java/lang/invoke/MethodHandles/TestCatchException.java Sat Nov 09 04:21:28 2013 +0400
@@ -0,0 +1,81 @@
+/*
+ * Copyright (c) 2013, 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. Oracle designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Oracle in the LICENSE file that accompanied this code.
+ *
+ * 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.
+ */
+
+/**
+ * @test
+ * @bug 8027823
+ * @run junit test.java.lang.invoke.TestCatchException
+ */
+package test.java.lang.invoke;
+
+import java.lang.invoke.*;
+import org.junit.*;
+import static org.junit.Assert.*;
+
+public class TestCatchException {
+ final static MethodHandles.Lookup LOOKUP = MethodHandles.lookup();
+ final static MethodType M_TYPE = MethodType.methodType(int.class, Object.class, Object.class, int.class, int.class, int.class, int.class, int.class, int.class, int.class);
+
+ private static int noThrow(Object o1, Object o2, int i1, int i2, int i3, int i4, int i5, int i6, int i7) {
+ return 42;
+ }
+
+ private static int throwEx(Object o1, Object o2, int i1, int i2, int i3, int i4, int i5, int i6, int i7) throws Exception {
+ throw new Exception();
+ }
+
+ private static int handler(Exception e) {
+ return 17;
+ }
+
+ @Test
+ public void testNoThrowPath() throws Throwable {
+ MethodHandle target = LOOKUP.findStatic(TestCatchException.class, "noThrow", M_TYPE);
+ MethodHandle handler = LOOKUP.findStatic(TestCatchException.class, "handler", MethodType.methodType(int.class, Exception.class));
+
+ MethodHandle h = MethodHandles.catchException(target, Exception.class, handler);
+
+ int x = (int)h.invokeExact(new Object(), new Object(), 1, 2, 3, 4, 5, 6, 7);
+ assertEquals(x, 42);
+ }
+
+ @Test
+ public void testThrowPath() throws Throwable {
+ MethodHandle target = LOOKUP.findStatic(TestCatchException.class, "throwEx", M_TYPE);
+ MethodHandle handler = LOOKUP.findStatic(TestCatchException.class, "handler", MethodType.methodType(int.class, Exception.class));
+
+ MethodHandle h = MethodHandles.catchException(target, Exception.class, handler);
+
+ int x = (int)h.invokeExact(new Object(), new Object(), 1, 2, 3, 4, 5, 6, 7);
+ assertEquals(x, 17);
+ }
+
+ public static void main(String[] args) throws Throwable {
+ TestCatchException test = new TestCatchException();
+ test.testNoThrowPath();
+ test.testThrowPath();
+ System.out.println("TEST PASSED");
+ }
+}