| /* |
| * Copyright 2000-2014 JetBrains s.r.o. |
| * |
| * Licensed 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 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package com.intellij.ide.passwordSafe.impl; |
| |
| import com.intellij.util.TimedReference; |
| import org.jetbrains.annotations.NotNull; |
| |
| /** |
| * @author gregsh |
| */ |
| public abstract class PasswordSafeTimed<T> extends TimedReference<T> { |
| private int myCheckCount; |
| |
| public PasswordSafeTimed() { |
| super(null); |
| } |
| |
| protected abstract T compute(); |
| |
| @NotNull |
| @Override |
| public synchronized T get() { |
| T value = super.get(); |
| if (value == null) { |
| value = compute(); |
| set(value); |
| } |
| myCheckCount = 0; |
| return value; |
| } |
| |
| @Override |
| protected synchronized boolean checkLocked() { |
| int ttlCount = getMinutesToLive() * 60 / SERVICE_DELAY; |
| if (ttlCount >= 0 && ++myCheckCount > ttlCount) { |
| return super.checkLocked(); |
| } |
| return true; |
| } |
| |
| protected int getMinutesToLive() { |
| return 60; |
| } |
| |
| } |