01: /* Licensed to the Apache Software Foundation (ASF) under one or more
02: * contributor license agreements. See the NOTICE file distributed with
03: * this work for additional information regarding copyright ownership.
04: * The ASF licenses this file to You under the Apache License, Version 2.0
05: * (the "License"); you may not use this file except in compliance with
06: * the License. You may obtain a copy of the License at
07: *
08: * http://www.apache.org/licenses/LICENSE-2.0
09: *
10: * Unless required by applicable law or agreed to in writing, software
11: * distributed under the License is distributed on an "AS IS" BASIS,
12: * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13: * See the License for the specific language governing permissions and
14: * limitations under the License.
15: */
16:
17: package org.apache.harmony.luni.platform;
18:
19: import java.lang.ref.Reference;
20:
21: final class RuntimeMemorySpy extends AbstractMemorySpy {
22:
23: public RuntimeMemorySpy() {
24: super ();
25: }
26:
27: public void alloc(PlatformAddress address) {
28: // Pay a tax on the allocation to see if there are any frees pending.
29: Reference ref = notifyQueue.poll(); // non-blocking check
30: while (ref != null) {
31: orphanedMemory(ref);
32: ref = notifyQueue.poll();
33: }
34:
35: super.alloc(address);
36: }
37: }
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