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* 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
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*
* http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
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package org.apache.isis.viewer.bdd.common.fixtures.perform;
import org.apache.isis.core.metamodel.adapter.ObjectAdapter;
import org.apache.isis.core.metamodel.consent.Consent;
import org.apache.isis.core.metamodel.consent.InteractionInvocationMethod;
import org.apache.isis.core.metamodel.facets.collections.modify.CollectionAddToFacet;
import org.apache.isis.core.metamodel.spec.feature.ObjectMember;
import org.apache.isis.core.metamodel.spec.feature.OneToManyAssociation;
import org.apache.isis.viewer.bdd.common.CellBinding;
import org.apache.isis.viewer.bdd.common.ScenarioBoundValueException;
import org.apache.isis.viewer.bdd.common.ScenarioCell;
public class AddToCollection extends PerformAbstractTypeParams {
private ObjectAdapter result;
public AddToCollection(final Perform.Mode mode) {
super("add to collection", Type.COLLECTION, NumParameters.ONE, mode);
}
@Override
public void doHandle(final PerformContext performContext) throws ScenarioBoundValueException {
final ObjectAdapter onAdapter = performContext.getOnAdapter();
final ObjectMember nakedObjectMember = performContext.getObjectMember();
final CellBinding onMemberBinding = performContext.getPeer().getOnMemberBinding();
final OneToManyAssociation otma = (OneToManyAssociation) nakedObjectMember;
final CollectionAddToFacet addToFacet = nakedObjectMember.getFacet(CollectionAddToFacet.class);
if (addToFacet == null) {
throw ScenarioBoundValueException.current(onMemberBinding, "(cannot add to collection)");
}
// safe since guaranteed by superclass
final CellBinding arg0Binding = performContext.getPeer().getArg0Binding();
final ScenarioCell arg0Cell = arg0Binding.getCurrentCell();
final String toAddAlias = arg0Cell.getText();
final ObjectAdapter toAddAdapter = performContext.getPeer().getAliasRegistry().getAliased(toAddAlias);
if (toAddAdapter == null) {
throw ScenarioBoundValueException.current(arg0Binding, "(unknown alias)");
}
// validate argument
otma.createValidateAddInteractionContext(getSession(), InteractionInvocationMethod.BY_USER, onAdapter, toAddAdapter);
final Consent validToAdd = otma.isValidToAdd(onAdapter, toAddAdapter);
if (validToAdd.isVetoed()) {
throw ScenarioBoundValueException.current(arg0Binding, validToAdd.getReason());
}
// add
addToFacet.add(onAdapter, toAddAdapter);
}
@Override
public ObjectAdapter getResult() {
return result;
}
}