2 * Copyright 2000-2009 JetBrains s.r.o.
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
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.
18 * Created by IntelliJ IDEA.
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23 * Code Style | Class Templates options (Tools | IDE Options).
25 package com
.intellij
.util
;
27 import com
.intellij
.psi
.util
.CachedValueProvider
;
28 import com
.intellij
.psi
.util
.ParameterizedCachedValue
;
29 import com
.intellij
.psi
.util
.ParameterizedCachedValueProvider
;
30 import org
.jetbrains
.annotations
.NotNull
;
31 import org
.jetbrains
.annotations
.Nullable
;
33 public abstract class ParameterizedCachedValueImpl
<T
,P
> extends CachedValueBase
<T
> implements ParameterizedCachedValue
<T
,P
> {
35 private final ParameterizedCachedValueProvider
<T
,P
> myProvider
;
37 public ParameterizedCachedValueImpl(@NotNull ParameterizedCachedValueProvider
<T
,P
> provider
) {
39 myProvider
= provider
;
43 public T
getValue(P param
) {
48 value
= getUpToDateOrNull();
50 return value
== NULL ?
null : value
;
59 value
= getUpToDateOrNull();
61 return value
== NULL ?
null : value
;
64 CachedValueProvider
.Result
<T
> result
= myProvider
.compute(param
);
65 value
= result
== null ?
null : result
.getValue();
67 setValue(value
, result
);
76 public ParameterizedCachedValueProvider
<T
,P
> getValueProvider() {