/**
* Copyright 2009 Google Inc.
*
* 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.waveprotocol.wave.model.document.operation;
import org.waveprotocol.wave.model.operation.OperationException;
/**
*
* @author danilatos@google.com (Daniel Danilatos)
*/
public interface NindoSink {
/**
* Applies a non invertible op and returns an invertible one
* @param op
* @return invertible version of {@code op}
* @throws OperationException
*/
DocOp consumeAndReturnInvertible(Nindo op) throws OperationException;
/**
* Version that does not throw operation exceptions.
*
* @author danilatos@google.com (Daniel Danilatos)
*/
public interface Silent extends NindoSink {
@Override
DocOp consumeAndReturnInvertible(Nindo op);
}
}