com.adobe.acs.commons.httpcache.store.jcr.impl.handler.EntryNodeToCacheKeyHandler Maven / Gradle / Ivy
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Main ACS AEM Commons OSGi Bundle. Includes commons utilities.
/*
* #%L
* ACS AEM Commons Bundle
* %%
* Copyright (C) 2018 Adobe
* %%
* 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.
* #L%
*/
package com.adobe.acs.commons.httpcache.store.jcr.impl.handler;
import java.io.IOException;
import java.io.InputStream;
import javax.jcr.Node;
import javax.jcr.Property;
import javax.jcr.RepositoryException;
import org.apache.sling.commons.classloader.DynamicClassLoaderManager;
import com.adobe.acs.commons.httpcache.keys.CacheKey;
import com.adobe.acs.commons.httpcache.store.jcr.impl.JCRHttpCacheStoreConstants;
import com.adobe.acs.commons.util.DynamicObjectInputStream;
public class EntryNodeToCacheKeyHandler
{
private final Node entryNode;
private final DynamicClassLoaderManager dynamicClassLoaderManager;
public EntryNodeToCacheKeyHandler(Node entryNode, DynamicClassLoaderManager dynamicClassLoaderManager){
this.entryNode = entryNode;
this.dynamicClassLoaderManager = dynamicClassLoaderManager;
}
public CacheKey get()
throws RepositoryException, IOException, ClassNotFoundException
{
if(entryNode != null){
final Property cacheKeyProperty = entryNode.getProperty(JCRHttpCacheStoreConstants.PN_CACHEKEY);
final InputStream inputStream = cacheKeyProperty.getBinary().getStream();
final ClassLoader dynamicClassLoader = dynamicClassLoaderManager.getDynamicClassLoader();
final DynamicObjectInputStream dynamicObjectInputStream = new DynamicObjectInputStream(inputStream, dynamicClassLoader);
return (CacheKey) dynamicObjectInputStream.readObject();
}
return null;
}
}