/**
* 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.concurrencycontrol.testing;
import org.waveprotocol.wave.concurrencycontrol.channel.OperationChannelMultiplexer;
import org.waveprotocol.wave.model.id.IdFilter;
import org.waveprotocol.wave.model.id.WaveletId;
import org.waveprotocol.wave.model.util.Preconditions;
import java.util.Collection;
/**
* A minimal fake multiplexer.
*
* @author zdwang@google.com (David Wang)
*/
public class FakeOperationChannelMultiplexer implements OperationChannelMultiplexer {
@Override
public void close() {
// Does nothing
}
@Override
public void createOperationChannel(WaveletId waveletId,
org.waveprotocol.wave.model.wave.ParticipantId creator) {
throw new UnsupportedOperationException();
}
@Override
public void open(Listener muxListener, IdFilter waveletFilter,
Collection<KnownWavelet> knownWavelets) {
if (!knownWavelets.isEmpty()) {
for (final KnownWavelet knownWavelet : knownWavelets) {
Preconditions.checkNotNull(knownWavelet.snapshot,
"Snapshot has no wavelet");
Preconditions.checkNotNull(knownWavelet.committedVersion,
"Known wavelet has null committed version");
muxListener.onOperationChannelCreated(new FakeOperationChannel(),
knownWavelet.snapshot, knownWavelet.accessibility);
}
// consider the wave as if open has finished.
muxListener.onOpenFinished();
}
}
@Override
public void open(Listener muxListener, IdFilter waveletFilter) {
}
}