/**
 * 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.Operation;

/**
 * A document operation.
 *
 * This interface only offers a visitor pattern ('apply') to enumerate the
 * components; the data structure behind the operation remains opaque.
 */
// TODO: this isn't really an operation on DocOpCursors.
public interface DocOp extends Operation<DocOpCursor> {
  void apply(DocOpCursor c);

  // TODO: better name
  public interface IsDocOp {
    DocInitialization asOperation();
  }
}