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JaVers - object auditing and diff framework for Java
package org.javers.core.changelog;
import org.javers.core.commit.CommitMetadata;
import org.javers.core.diff.Change;
import org.javers.core.diff.changetype.*;
import org.javers.core.diff.changetype.container.ArrayChange;
import org.javers.core.diff.changetype.container.ContainerChange;
import org.javers.core.diff.changetype.container.ListChange;
import org.javers.core.diff.changetype.container.SetChange;
import org.javers.core.diff.changetype.map.MapChange;
import org.javers.core.metamodel.object.GlobalId;
/**
* For convenient change processing, e.g. rendering a change log
*
* @author bartosz walacik
*/
public interface ChangeProcessor {
public void onCommit(CommitMetadata commitMetadata);
void onAffectedObject(GlobalId globalId);
void beforeChangeList();
void afterChangeList();
/**
* called before each change
*/
void beforeChange(Change change);
/**
* called after each change
*/
void afterChange(Change change);
/**
* called on {@link ValueChange}, {@link ReferenceChange},
* {@link ContainerChange} and {@link MapChange}
*/
void onPropertyChange(PropertyChange propertyChange);
void onValueChange(ValueChange valueChange);
void onReferenceChange(ReferenceChange referenceChange);
void onNewObject(NewObject newObject);
void onObjectRemoved(ObjectRemoved objectRemoved);
/**
* called on {@link ListChange}, {@link SetChange} and {@link ArrayChange}
*/
void onContainerChange(ContainerChange containerChange);
void onSetChange(SetChange setChange);
void onArrayChange(ArrayChange arrayChange);
void onListChange(ListChange listChange);
void onMapChange(MapChange mapChange);
/**
* should return processing result, for example a change log
*/
T result();
}