/*
* 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.spi.index.provider;
/**
* Interface that should be implemented by different index providers which provide specific index {@link org.modeshape.jcr.api.index.IndexDefinition.IndexKind}
* to the repository.
*
* @author Horia Chiorean (hchiorea@redhat.com)
* @param <T> the type of the values handled by this index or {@link Object} in the case of multi-column indexes.
* @since 4.5
*/
public interface ProvidedIndex<T> extends Filter, Costable, Reindexable, Lifecycle {
/**
* Adds a single value to this index for the given node.
*
* @param nodeKey a {@link org.modeshape.jcr.cache.NodeKey} instance, never {@code null}
* @param propertyName the name for which the value is removed, never {@code null} but certain providers
* may ignore the value. Most of the times this is the real JCR property name, but for some index types (e.g. node types
* index) this may be something else (e.g. the name of the index)
* @param value an Object instance, never {@code null}
*/
void add( String nodeKey, String propertyName, T value );
/**
* Adds multiple values to the index for the given node.
*
* @param nodeKey a {@link org.modeshape.jcr.cache.NodeKey} instance, never {@code null}
* @param propertyName the name for which the value is removed, never {@code null} but certain providers
* may ignore the value. Most of the times this is the real JCR property name, but for some index types (e.g. node types
* index) this may be something else (e.g. the name of the index)
* @param values an array of values, never {@code null} or empty
*/
void add( String nodeKey,
String propertyName,
T[] values );
/**
* Removes the given node from the index.
*
* @param nodeKey a {@link org.modeshape.jcr.cache.NodeKey} instance, never {@code null}
*/
void remove( String nodeKey );
/**
* Removes a value for the given node from the index.
*
* @param nodeKey a {@link org.modeshape.jcr.cache.NodeKey} instance, never {@code null}
* @param propertyName the name for which the value is removed, never {@code null} but certain providers
* may ignore the value. Most of the times this is the real JCR property name, but for some index types (e.g. node types
* index) this may be something else (e.g. the name of the index)
* @param value the value to remove from the index for this node, never {@code null}
*/
void remove( String nodeKey,
String propertyName,
T value );
/**
* Removes multiple values from the index for the given node.
*
* @param nodeKey a {@link org.modeshape.jcr.cache.NodeKey} instance, never {@code null}
* @param propertyName the name for which the value is removed, never {@code null} but certain providers
* may ignore the value. Most of the times this is the real JCR property name, but for some index types (e.g. node types
* index) this may be something else (e.g. the name of the index)
* @param values the values to remove, never {@code null} or empty
*/
void remove( String nodeKey, String propertyName, T[] values );
/**
* Commits any potential changes made by the add/remove/update operations to this index.
*/
void commit();
/**
* Get the name of the index.
*
* @return the index name; never null
*/
String getName();
}