/*
* 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.core.state;
import org.apache.jackrabbit.spi.Name;
import org.apache.jackrabbit.core.id.NodeId;
import javax.jcr.ReferentialIntegrityException;
import javax.jcr.RepositoryException;
/**
* Identifies an <code>ItemStateManager</code> that allows updating
* items.
*/
public interface UpdatableItemStateManager extends ItemStateManager {
/**
* Start an edit operation on items inside this manager. This
* allows calling the operations defined below. At the end of
* this operation, either {@link #update} or {@link #cancel}
* must be invoked.
*
* @throws IllegalStateException if the manager is already in edit mode.
*/
void edit() throws IllegalStateException;
/**
* Returns <code>true</code> if this manager is in edit mode i.e.
* if an edit operation has been started by invoking {@link #edit},
* otherwise returns <code>false</code>.
*
* @return <code>true</code> if this manager is in edit mode, otherwise
* <code>false</code>
*/
boolean inEditMode();
/**
* Creates a {@link NodeState} instance representing new,
* i.e. not yet existing state. Call {@link #store}
* on the returned object to make it persistent.
*
* @param id the id of the node, or <code>null</code> for a new node id
* @param nodeTypeName The node type name
* @param parentId parent node's id
* @return a node state
* @throws RepositoryException if the node state can not be created
*/
NodeState createNew(
NodeId id, Name nodeTypeName, NodeId parentId)
throws RepositoryException;
/**
* Creates a {@link PropertyState} instance representing new,
* i.e. not yet existing state. Call {@link #store}
* on the returned object to make it persistent.
*
* @param propName property name
* @param parentId parent node Id
* @return a property state
* @throws IllegalStateException if the manager is not in edit mode.
*/
PropertyState createNew(Name propName, NodeId parentId)
throws IllegalStateException;
/**
* Store an item state.
*
* @param state item state that should be stored
* @throws IllegalStateException if the manager is not in edit mode.
*/
void store(ItemState state) throws IllegalStateException;
/**
* Destroy an item state.
*
* @param state item state that should be destroyed
* @throws IllegalStateException if the manager is not in edit mode.
*/
void destroy(ItemState state) throws IllegalStateException;
/**
* Cancel an update operation. This will undo all changes
* made to objects inside this item state manager.
*
* @throws IllegalStateException if the manager is not in edit mode.
*/
void cancel() throws IllegalStateException;
/**
* End an update operation. This will save all items
* added to this update operation in a single step.
* If this operation fails, no item will have been saved.
*
* @throws ReferentialIntegrityException if a new or modified REFERENCE
* property refers to a non-existent
* target or if a removed node is still
* being referenced
* @throws StaleItemStateException if at least one of the affected items
* has become stale in the meantime
* @throws ItemStateException if the operation failed for another reason
* @throws IllegalStateException if the manager is not in edit mode.
*/
void update()
throws ReferentialIntegrityException, StaleItemStateException,
ItemStateException, IllegalStateException;
/**
* Disposes this <code>UpdatableItemStateManager</code> and frees resources.
*/
void dispose();
}