/*
* 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.apache.isis.core.metamodel.consent;
import java.util.ArrayList;
import java.util.List;
public class InteractionResultSet {
private final List<InteractionResult> results = new ArrayList<InteractionResult>();
private InteractionResult firstResult = null;
public InteractionResultSet() {
}
public InteractionResultSet add(final InteractionResult result) {
if (firstResult == null) {
firstResult = result;
}
this.results.add(result);
return this;
}
/**
* Empty only if all the {@link #add(InteractionResult) contained}
* {@link InteractionResult}s are also
* {@link InteractionResult#isNotVetoing() empty}.
*/
public boolean isAllowed() {
return !isVetoed();
}
/**
* Vetoed if any of the {@link #add(InteractionResult) contained}
* {@link InteractionResult}s are also {@link InteractionResult#isVetoing()
* not empty}.
*
* @return
*/
public boolean isVetoed() {
for (final InteractionResult result : results) {
if (result.isVetoing()) {
return true;
}
}
return false;
}
/**
* Returns the {@link Consent} corresponding to
* {@link #getInteractionResult()}, or an {@link Allow} if there have been
* no {@link InteractionResult}s {@link #add(InteractionResult) added}.
*
* @return
*/
public Consent createConsent() {
final InteractionResult interactionResult = getInteractionResult();
if (interactionResult == null) {
return Allow.DEFAULT;
}
return interactionResult.createConsent();
}
/**
* Returns the "best" contained {@link InteractionResult}.
*
* <p>
* This will be the first {@link InteractionResult} that has vetoed the
* interaction, or the first {@link InteractionResult}
* {@link #add(InteractionResult) added} if none have vetoed.
*
* @return
*/
public InteractionResult getInteractionResult() {
for (final InteractionResult result : results) {
if (!result.isNotVetoing()) {
return result;
}
}
return firstResult != null ? firstResult : null;
}
@Override
public String toString() {
return super.toString();
}
}