Adding upstream version 1:7.0.4.upstream/1%7.0.4upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 107 insertions, 0 deletions

diff --git a/ridljar/test/com/sun/star/uno/WeakReference_Test.java b/ridljar/test/com/sun/star/uno/WeakReference_Test.java
new file mode 100644
index 000000000..960c05dad
--- /dev/null
+++ b/ridljar/test/com/sun/star/uno/WeakReference_Test.java
@@ -0,0 +1,107 @@
+/* -*- Mode: Java; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+package com.sun.star.uno;
+
+import java.util.ArrayList;
+import java.util.Iterator;
+import org.junit.Test;
+import util.WaitUnreachable;
+import static org.junit.Assert.*;
+
+public final class WeakReference_Test {
+    @Test public void test() {
+        Object o = new MockWeak();
+        WeakReference r1 = new WeakReference(o);
+        WeakReference r2 = new WeakReference(r1);
+        assertSame(o, r1.get());
+        assertSame(o, r2.get());
+        WaitUnreachable u = new WaitUnreachable(o);
+        o = null;
+        u.waitUnreachable();
+        assertNull("a3", r1.get());
+        assertNull("a4", r2.get());
+    }
+
+    private static final class MockWeak implements XWeak {
+        public XAdapter queryAdapter() {
+            return adapter;
+        }
+
+        @Override
+        protected void finalize() throws Throwable {
+            adapter.dispose();
+            super.finalize();
+        }
+
+        private static final class Adapter implements XAdapter {
+            public Adapter(Object obj) {
+                ref = new java.lang.ref.WeakReference<Object>(obj);
+            }
+
+            public Object queryAdapted() {
+                return ref.get();
+            }
+
+            public void addReference(XReference ref) {
+                synchronized (this) {
+                    if (listeners != null) {
+                        listeners.add(ref);
+                        return;
+                    }
+                }
+                ref.dispose();
+            }
+
+            public synchronized void removeReference(XReference ref) {
+                if (listeners != null) {
+                    listeners.remove(ref);
+                }
+            }
+
+            public void dispose() {
+                ArrayList<XReference> l;
+                synchronized (this){
+                    l = listeners;
+                    listeners = null;
+                }
+                if (l != null) {
+                    java.lang.RuntimeException ex = null;
+                    for (Iterator<XReference> i = l.iterator(); i.hasNext();) {
+                        try {
+                            i.next().dispose();
+                        } catch (java.lang.RuntimeException e) {
+                            ex = e;
+                        }
+                    }
+                    if (ex != null) {
+                        throw ex;
+                    }
+                }
+            }
+
+            private final java.lang.ref.WeakReference<Object> ref;
+            private ArrayList<XReference> listeners = new ArrayList<XReference>();
+        }
+
+        private final Adapter adapter = new Adapter(this);
+    }
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */