jdk/test/com/sun/jdi/FieldWatchpoints.java
changeset 2 90ce3da70b43
child 5506 202f599c92aa
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/test/com/sun/jdi/FieldWatchpoints.java	Sat Dec 01 00:00:00 2007 +0000
@@ -0,0 +1,138 @@
+/*
+ * Copyright 2001-2002 Sun Microsystems, Inc.  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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
+ * CA 95054 USA or visit www.sun.com if you need additional information or
+ * have any questions.
+ */
+
+/**
+ *  @test
+ *  @bug 4408582
+ *  @summary Test fix for: JDWP: WatchpointEvents outside of class filtered out
+ *
+ *  @author Tim Bell
+ *
+ *  @run build TestScaffold VMConnection TargetListener TargetAdapter
+ *  @run compile -g FieldWatchpoints.java
+ *  @run main/othervm FieldWatchpoints
+ */
+import com.sun.jdi.*;
+import com.sun.jdi.event.*;
+import java.util.*;
+
+class A extends Object {
+    public static int aField = 0;
+}
+
+class B extends A {
+}
+
+class FieldWatchpointsDebugee {
+    public void update (){
+        /* test direct modify access by other class */
+        A.aField = 7;
+        B.aField = 11;
+    }
+    public void access (){
+        /* test direct read access by other class */
+        System.out.print("aField is: ");
+        System.out.println(A.aField);
+    }
+    public static void main(String[] args){
+        A testA = new A();
+        B testB = new B();
+        FieldWatchpointsDebugee my =
+            new FieldWatchpointsDebugee();
+        my.update();
+        my.access();
+    }
+}
+
+public class FieldWatchpoints extends TestScaffold {
+    boolean fieldModifyReported = false;
+    boolean fieldAccessReported = false;
+
+    FieldWatchpoints (String args[]) {
+        super(args);
+    }
+
+    public static void main(String[] args)      throws Exception {
+        new FieldWatchpoints (args).startTests();
+    }
+
+    protected void runTests() throws Exception {
+        startTo("FieldWatchpointsDebugee", "update", "()V");
+
+        try {
+            /*
+             * Set a modification watch on aField
+             */
+            ReferenceType rt = findReferenceType("A");
+            String fieldName = "aField";
+            Field field = rt.fieldByName(fieldName);
+            if (field == null) {
+                throw new Exception ("Field name not found: " + fieldName);
+            }
+            com.sun.jdi.request.EventRequest req =
+               eventRequestManager().createModificationWatchpointRequest(field);
+            req.setSuspendPolicy(com.sun.jdi.request.EventRequest.SUSPEND_ALL);
+            req.enable();
+
+            /*
+             * Set an access watch on aField
+             */
+            req =
+               eventRequestManager().createAccessWatchpointRequest(field);
+            req.setSuspendPolicy(com.sun.jdi.request.EventRequest.SUSPEND_ALL);
+            req.enable();
+
+            addListener (new TargetAdapter() {
+                    EventSet lastSet = null;
+
+                    public void eventSetReceived(EventSet set) {
+                        lastSet = set;
+                    }
+                    public void fieldModified(ModificationWatchpointEvent event) {
+                        System.out.println("Field modified: " + event);
+                        fieldModifyReported = true;
+                        lastSet.resume();
+                    }
+                    public void fieldAccessed(AccessWatchpointEvent event) {
+                        System.out.println("Field accessed: " + event);
+                        fieldAccessReported = true;
+                        lastSet.resume();
+                    }
+                });
+
+            vm().resume();
+
+        } catch (Exception ex){
+            ex.printStackTrace();
+            testFailed = true;
+        } finally {
+            // Allow application to complete and shut down
+            resumeToVMDisconnect();
+        }
+        if (!testFailed && fieldModifyReported && fieldAccessReported) {
+            System.out.println("FieldWatchpoints: passed");
+        } else {
+            throw new Exception("FieldWatchpoints: failed");
+        }
+    }
+}