/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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 org.apache.wicket;
import org.apache.wicket.page.IPageManager;
import org.apache.wicket.page.IPageManagerContext;
import org.apache.wicket.page.PersistentPageManager;
import org.apache.wicket.pageStore.DefaultPageStore;
import org.apache.wicket.pageStore.DiskDataStore;
import org.apache.wicket.pageStore.IDataStore;
import org.apache.wicket.pageStore.IPageStore;
/**
* {@link IPageManagerProvider} implementation that creates new instance of {@link IPageManager}
* that persists the pages in {@link DiskDataStore}
*/
public class DefaultPageManagerProvider implements IPageManagerProvider
{
private static final int DEFAULT_CACHE_SIZE = 40;
private static final int DEFAULT_FILE_CHANNEL_POOL_CAPACITY = 50;
private static final int DEFAULT_MAX_SIZE_PER_SESSION = 1000000;
protected final Application application;
/**
* Construct.
*
* @param application
*/
public DefaultPageManagerProvider(Application application)
{
this.application = application;
}
public IPageManager get(IPageManagerContext pageManagerContext)
{
IDataStore dataStore = newDataStore();
IPageStore pageStore = newPageStore(dataStore);
return new PersistentPageManager(application.getName(), pageStore, pageManagerContext);
}
protected IPageStore newPageStore(IDataStore dataStore)
{
return new DefaultPageStore(application.getName(), dataStore, getCacheSize());
}
protected IDataStore newDataStore()
{
return new DiskDataStore(application.getName(), getMaxSizePerSession(),
getFileChannelPoolCapacity());
}
protected int getMaxSizePerSession()
{
return DEFAULT_MAX_SIZE_PER_SESSION;
}
protected int getCacheSize()
{
return DEFAULT_CACHE_SIZE;
}
protected int getFileChannelPoolCapacity()
{
return DEFAULT_FILE_CHANNEL_POOL_CAPACITY;
}
}