8163127: Debugger classExclusionFilter does not work correctly with method references

Reviewed-by: cjplummer, jcbeyler

src/hotspot/share/oops/constantPool.cpp

@@ -448,6 +448,7 @@ void ConstantPool::trace_class_resolution(const constantPoolHandle& this_cp, Kla
 Klass* ConstantPool::klass_at_impl(const constantPoolHandle& this_cp, int which,
                                    bool save_resolution_error, TRAPS) {
   assert(THREAD->is_Java_thread(), "must be a Java thread");
+  JavaThread* javaThread = (JavaThread*)THREAD;
 
   // A resolved constantPool entry will contain a Klass*, otherwise a Symbol*.
   // It is not safe to rely on the tag bit's here, since we don't have a lock, and
@@ -480,7 +481,14 @@ Klass* ConstantPool::klass_at_impl(const constantPoolHandle& this_cp, int which,
   Symbol* name = this_cp->symbol_at(name_index);
   Handle loader (THREAD, this_cp->pool_holder()->class_loader());
   Handle protection_domain (THREAD, this_cp->pool_holder()->protection_domain());
-  Klass* k = SystemDictionary::resolve_or_fail(name, loader, protection_domain, true, THREAD);
+
+  Klass* k;
+  {
+    // Turn off the single stepping while doing class resolution
+    JvmtiHideSingleStepping jhss(javaThread);
+    k = SystemDictionary::resolve_or_fail(name, loader, protection_domain, true, THREAD);
+  } //  JvmtiHideSingleStepping jhss(javaThread);
+
   if (!HAS_PENDING_EXCEPTION) {
     // preserve the resolved klass from unloading
     mirror_handle = Handle(THREAD, k->java_mirror());

test/jdk/com/sun/jdi/JdbStepTest.java

@@ -0,0 +1,96 @@
+/*
+ * Copyright (c) 2019, 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.
+ */
+
+/*
+ * @test
+ * @bug 8163127
+ * @summary Debugger classExclusionFilter does not work correctly with method references
+ *
+ * @library /test/lib
+ * @compile -g JdbStepTest.java
+ * @run main/othervm JdbStepTest
+ */
+
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
+import jdk.test.lib.process.OutputAnalyzer;
+import lib.jdb.JdbCommand;
+import lib.jdb.JdbTest;
+
+class JdbStepTestTarg {
+
+    public static void actualMethod(long[] input, long min, long max) {
+        Map<Long, List<Long>> lookup = new HashMap<>();  //@2 breakpoint, just a marker,
+                                                         // not a real breakpoint
+        long range = max - min + 1;
+        for (long number : input) {
+            lookup.compute(number / range, (key, list) -> list != null ? list :
+                    new ArrayList<>()).add(number);
+        }
+    }
+
+    interface Func {
+        void call(long[] input, long min, long max);
+    }
+
+    public static void main(String args[]) {
+        Func methodRef = JdbStepTestTarg::actualMethod;
+        methodRef.call(new long[]{1, 2, 3, 4, 5, 6}, 1, 6);  //@1 breakpoint
+    }
+
+}
+
+public class JdbStepTest extends JdbTest {
+    public static void main(String argv[]) {
+        new JdbStepTest().run();
+    }
+
+    private JdbStepTest() {
+        super(DEBUGGEE_CLASS);
+    }
+
+    private static final String DEBUGGEE_CLASS = JdbStepTestTarg.class.getName();
+    private static final String PATTERN_TEMPLATE = "^Step completed: \"thread=main\", " +
+            "JdbStepTestTarg\\.actualMethod\\(\\), line=%LINE_NUMBER.*\\R" +
+            "%LINE_NUMBER\\s+Map<Long, List<Long>> lookup = new HashMap<>\\(\\);.*\\R";
+
+    @Override
+    protected void runCases() {
+
+        setBreakpoints(jdb, DEBUGGEE_CLASS, System.getProperty("test.src") +
+                "/JdbStepTest.java", 1);
+
+        int expectedLineToStopAfterStep = parseBreakpoints(getTestSourcePath("JdbStepTest.java"),
+                2).get(0);
+
+        jdb.command(JdbCommand.run());
+        jdb.command(JdbCommand.step());
+
+        String pattern = PATTERN_TEMPLATE.replaceAll("%LINE_NUMBER",
+                String.valueOf(expectedLineToStopAfterStep));
+        new OutputAnalyzer(jdb.getJdbOutput()).shouldMatch(pattern);
+    }
+}