/*
* 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.viewer.bdd.common.fixtures.perform.checkthat.collections;
import org.apache.isis.core.metamodel.adapter.ObjectAdapter;
import org.apache.isis.viewer.bdd.common.CellBinding;
import org.apache.isis.viewer.bdd.common.ScenarioBoundValueException;
import org.apache.isis.viewer.bdd.common.fixtures.perform.PerformContext;
import org.apache.isis.viewer.bdd.common.fixtures.perform.checkthat.AssertsEmpty;
public class Emptiness extends ThatAbstract {
private final AssertsEmpty assertion;
public Emptiness(final AssertsEmpty assertion) {
super(assertion.getKey());
this.assertion = assertion;
}
@Override
protected void doThat(final PerformContext performContext, final Iterable<ObjectAdapter> collection) throws ScenarioBoundValueException {
boolean empty = true;
for (@SuppressWarnings("unused")
final ObjectAdapter eachObject : collection) {
empty = false;
}
if (!assertion.isSatisfiedBy(empty)) {
final CellBinding thatItBinding = performContext.getPeer().getThatItBinding();
throw ScenarioBoundValueException.current(thatItBinding, assertion.getErrorMsgIfNotSatisfied());
}
}
}