net.lshift.diffa.participant.common.ScanEntityValidator Maven / Gradle / Ivy
/**
* Copyright (C) 2010-2011 LShift Ltd.
*
* 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 net.lshift.diffa.participant.common;
import net.lshift.diffa.participant.changes.ChangeEvent;
import net.lshift.diffa.participant.scanning.ScanResultEntry;
/**
* The function of this interface is to assert that a scan entity (as either
* a ScanResultEntry or ChangeEvent) is valid to some standard, or throw an
* exception if not. For example, EntityValidator ensures that scanned
* entities are *syntactically* valid, before allowing them into the kernel
* of the system.
*/
public interface ScanEntityValidator {
void process(ScanResultEntry entry) throws InvalidEntityException ;
void process(ChangeEvent entry) throws InvalidEntityException ;
}