01: /*
02: * Licensed to the Apache Software Foundation (ASF) under one or more
03: * contributor license agreements. See the NOTICE file distributed with
04: * this work for additional information regarding copyright ownership.
05: * The ASF licenses this file to You under the Apache License, Version 2.0
06: * (the "License"); you may not use this file except in compliance with
07: * the License. You may obtain a copy of the License at
08: *
09: * http://www.apache.org/licenses/LICENSE-2.0
10: *
11: * Unless required by applicable law or agreed to in writing, software
12: * distributed under the License is distributed on an "AS IS" BASIS,
13: * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14: * See the License for the specific language governing permissions and
15: * limitations under the License.
16: *
17: */
18:
19: package org.apache.tools.ant.util.optional;
20:
21: import org.apache.tools.ant.util.WeakishReference;
22:
23: /**
24: * This is a reference that really is is Weak, as it uses the
25: * appropriate java.lang.ref class.
26: * @deprecated since 1.7.
27: * Just use {@link java.lang.ref.WeakReference} directly.
28: * Note that in ant1.7 is parent was changed to extend HardReference.
29: * This is because the latter has access to the (package scoped)
30: * WeakishReference(Object) constructor, and both that and this are thin
31: * facades on the underlying no-longer-abstract base class.
32: */
33: public class WeakishReference12 extends WeakishReference.HardReference {
34:
35: /**
36: * create a new soft reference, which is bound to a
37: * Weak reference inside
38: * @param reference the object to reference.
39: * @see java.lang.ref.WeakReference
40: */
41: public WeakishReference12(Object reference) {
42: super(reference);
43: }
44: }
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