org.modeshape.jcr.index.local.ManagedLocalIndex Maven / Gradle / Ivy
/*
* ModeShape (http://www.modeshape.org)
*
* 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 org.modeshape.jcr.index.local;
import java.util.Map;
import java.util.concurrent.atomic.AtomicBoolean;
import javax.jcr.query.qom.Constraint;
import org.modeshape.jcr.spi.index.IndexConstraints;
import org.modeshape.jcr.spi.index.provider.IndexChangeAdapter;
import org.modeshape.jcr.spi.index.provider.ManagedIndex;
/**
* @author Randall Hauch ([email protected])
*/
public class ManagedLocalIndex implements ManagedIndex {
private final LocalIndex> index;
private final IndexChangeAdapter adapter;
private final AtomicBoolean enabled = new AtomicBoolean(true);
ManagedLocalIndex( LocalIndex> index,
IndexChangeAdapter adapter ) {
assert adapter != null;
assert index != null;
this.index = index;
this.adapter = adapter;
}
public boolean isNew() {
return index.isNew();
}
@Override
public long estimateTotalCount() {
return index.estimateTotalCount();
}
@Override
public long estimateCardinality( Constraint constraint,
Map variables ) {
return index.estimateCardinality(constraint, variables);
}
@Override
public Results filter( IndexConstraints constraints ) {
return index.filter(constraints);
}
@Override
public IndexChangeAdapter getIndexChangeAdapter() {
return adapter;
}
@Override
public void enable( boolean enable ) {
this.enabled.set(enable);
}
@Override
public boolean isEnabled() {
return this.enabled.get();
}
@Override
public void shutdown( boolean destroyed ) {
index.shutdown(destroyed);
}
@Override
public void removeAll() {
index.removeAll();
}
}
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