/*
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* Copyright 2014 gitblit.com.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.gitblit.guice;
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import com.gitblit.IStoredSettings;
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import com.gitblit.Keys;
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import com.gitblit.manager.IRuntimeManager;
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import com.gitblit.utils.IdGenerator;
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import com.gitblit.utils.WorkQueue;
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import com.google.inject.Inject;
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import com.google.inject.Provider;
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import com.google.inject.Singleton;
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/**
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* Provides a lazily-instantiated WorkQueue configured from IStoredSettings.
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*
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* @author James Moger
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*
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*/
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@Singleton
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public class WorkQueueProvider implements Provider<WorkQueue> {
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private final IRuntimeManager runtimeManager;
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private volatile WorkQueue workQueue;
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@Inject
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public WorkQueueProvider(IRuntimeManager runtimeManager) {
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this.runtimeManager = runtimeManager;
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}
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@Override
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public synchronized WorkQueue get() {
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if (workQueue != null) {
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return workQueue;
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}
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IStoredSettings settings = runtimeManager.getSettings();
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int defaultThreadPoolSize = settings.getInteger(Keys.execution.defaultThreadPoolSize, 1);
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IdGenerator idGenerator = new IdGenerator();
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workQueue = new WorkQueue(idGenerator, defaultThreadPoolSize);
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return workQueue;
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}
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}
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