/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.operation.testing;
import org.waveprotocol.wave.model.document.bootstrap.BootstrapDocument;
import org.waveprotocol.wave.model.document.operation.DocOp;
import org.waveprotocol.wave.model.document.operation.EvaluatingDocOpCursor;
import org.waveprotocol.wave.model.document.operation.algorithm.Composer;
import org.waveprotocol.wave.model.document.operation.algorithm.DocOpInverter;
import org.waveprotocol.wave.model.document.operation.algorithm.Transformer;
import org.waveprotocol.wave.model.document.operation.impl.DocOpBuffer;
import org.waveprotocol.wave.model.operation.Domain;
import org.waveprotocol.wave.model.operation.OperationException;
import org.waveprotocol.wave.model.operation.OperationPair;
import org.waveprotocol.wave.model.operation.TransformException;
public class DocumentDomain implements Domain<BootstrapDocument, DocOp> {
@Override
public BootstrapDocument initialState() {
return new BootstrapDocument();
}
@Override
public void apply(DocOp op, BootstrapDocument state) throws OperationException {
state.consume(op);
}
@Override
public DocOp compose(DocOp f, DocOp g) throws OperationException {
return Composer.compose(g, f);
}
@Override
public OperationPair<DocOp> transform(DocOp clientOp, DocOp serverOp)
throws TransformException {
return Transformer.transform(clientOp, serverOp);
}
@Override
public DocOp invert(DocOp operation) {
EvaluatingDocOpCursor<DocOp> inverter =
new DocOpInverter<DocOp>(new DocOpBuffer());
operation.apply(inverter);
return inverter.finish();
}
@Override
public DocOp asOperation(BootstrapDocument state) {
EvaluatingDocOpCursor<DocOp> builder = new DocOpBuffer();
state.asOperation().apply(builder);
return builder.finish();
}
@Override
public boolean equivalent(BootstrapDocument state1, BootstrapDocument state2) {
return state1.toString().equals(state2.toString());
}
}