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ObjectChangeSet.java
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ObjectChangeSet.java
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/**
* Copyright (C) 2016 Czech Technical University in Prague
* <p>
* This program is free software: you can redistribute it and/or modify it under
* the terms of the GNU General Public License as published by the Free Software
* Foundation, either version 3 of the License, or (at your option) any
* later version.
* <p>
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
* details. You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package cz.cvut.kbss.jopa.sessions;
import cz.cvut.kbss.jopa.model.descriptors.Descriptor;
import java.net.URI;
import java.util.Set;
public interface ObjectChangeSet {
/**
* Adds a new change record to this change set.
* <p>
* If there was a change for attribute represented by the new record, it will be overwritten.
*
* @param record The record to add
*/
void addChangeRecord(ChangeRecord record);
/**
* Gets type of the changed object.
*
* @return Object type
*/
Class<?> getObjectClass();
/**
* Gets changes held in this change set.
*
* @return Set of changes
*/
Set<ChangeRecord> getChanges();
/**
* Whether this change set contains an changes.
*
* @return {@code true} if there are any changes in this change set, {@code false} otherwise
*/
boolean hasChanges();
/**
* Specifies whether this change set represents a new object.
*
* @param isNew Whether this is a new object's change set
*/
void setNew(boolean isNew);
/**
* Whether this is a new object's change set.
*
* @return Whether target object is new
*/
boolean isNew();
/**
* Gets the clone with changes.
*
* @return Clone
*/
Object getCloneObject();
/**
* Gets the original object.
*
* @return Original
*/
Object getChangedObject();
/**
* Gets descriptor of the changed object.
*
* @return Instance descriptor
*/
Descriptor getEntityDescriptor();
/**
* Gets ontology context URI, to which the changed object belongs.
*
* @return context URI
*/
URI getEntityContext();
}