/**
* Copyright 2010 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.client.wavepanel.view.impl;
import org.waveprotocol.wave.client.wavepanel.view.IntrinsicParticipantView;
import org.waveprotocol.wave.client.wavepanel.view.ParticipantView;
import org.waveprotocol.wave.client.widget.profile.ProfilePopupView;
/**
* Implements a participant view by delegating primitive state matters to a view
* object, and structural state matters to a helper. The intent is that the
* helper is a flyweight handler.
*
* @param <I> intrinsic participant implementation
*/
public final class ParticipantViewImpl<I extends IntrinsicParticipantView> // \u2620
extends AbstractStructuredView<ParticipantViewImpl.Helper<? super I>, I> // \u2620
implements ParticipantView {
/**
* Handles structural queries on participant views.
*
* @param <I> intrinsic participant implementation
*/
public interface Helper<I> {
void remove(I impl);
ProfilePopupView showParticipation(I impl);
}
public ParticipantViewImpl(Helper<? super I> helper, I impl) {
super(helper, impl);
}
@Override
public Type getType() {
return Type.PARTICIPANT;
}
@Override
public void remove() {
helper.remove(impl);
}
@Override
public String getId() {
return impl.getId();
}
@Override
public void setAvatar(String url) {
impl.setAvatar(url);
}
@Override
public void setName(String name) {
impl.setName(name);
}
@Override
public ProfilePopupView showParticipation() {
return helper.showParticipation(impl);
}
}