org.apache.jackrabbit.oak.upgrade.BundleLoader Maven / Gradle / Ivy
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Tooling for upgrading Jackrabbit repositories to Oak
/*
* 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.jackrabbit.oak.upgrade;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import org.apache.jackrabbit.core.id.NodeId;
import org.apache.jackrabbit.core.id.PropertyId;
import org.apache.jackrabbit.core.persistence.PersistenceManager;
import org.apache.jackrabbit.core.persistence.bundle.AbstractBundlePersistenceManager;
import org.apache.jackrabbit.core.persistence.util.NodePropBundle;
import org.apache.jackrabbit.core.persistence.util.NodePropBundle.PropertyEntry;
import org.apache.jackrabbit.core.state.ItemStateException;
import org.apache.jackrabbit.core.state.NodeState;
import org.apache.jackrabbit.spi.Name;
import org.apache.jackrabbit.spi.commons.name.NameConstants;
import static com.google.common.base.Preconditions.checkNotNull;
class BundleLoader {
private final PersistenceManager pm;
private final Method loadBundle;
BundleLoader(PersistenceManager pm) {
this.pm = pm;
Method method = null;
if (pm instanceof AbstractBundlePersistenceManager) {
try {
method = AbstractBundlePersistenceManager.class
.getDeclaredMethod("loadBundle", NodeId.class);
method.setAccessible(true);
} catch (SecurityException e) {
method = null;
} catch (NoSuchMethodException e) {
method = null;
}
}
this.loadBundle = method;
}
NodePropBundle loadBundle(NodeId id) throws ItemStateException {
if (loadBundle != null) {
try {
return checkNotNull((NodePropBundle) loadBundle.invoke(pm, id),
"Could not load NodePropBundle for id [%s]", id);
} catch (InvocationTargetException e) {
if (e.getCause() instanceof ItemStateException) {
throw (ItemStateException) e.getCause();
}
// fall through
} catch (IllegalArgumentException e) {
// fall through
} catch (IllegalAccessException e) {
// fall through
}
}
NodeState state = pm.load(id);
checkNotNull(state, "Could not load NodeState for id [%s]", id);
NodePropBundle bundle = new NodePropBundle(state);
for (Name name : state.getPropertyNames()) {
if (NameConstants.JCR_UUID.equals(name)) {
bundle.setReferenceable(true);
} else if (!NameConstants.JCR_PRIMARYTYPE.equals(name)
&& !NameConstants.JCR_MIXINTYPES.equals(name)) {
bundle.addProperty(new PropertyEntry(
pm.load(new PropertyId(id, name))));
}
}
return bundle;
}
}