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* 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
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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.spec.feature.ObjectAction;
import org.apache.isis.core.metamodel.spec.feature.ObjectMember;
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 GetActionParameterDefault extends PerformAbstractTypeParams {
private ObjectAdapter result;
public GetActionParameterDefault(final Perform.Mode mode) {
super("get action parameter default", Type.ACTION, NumParameters.ONE, mode);
}
@Override
public void doHandle(final PerformContext performContext) throws ScenarioBoundValueException {
final ObjectAdapter onAdapter = performContext.getOnAdapter();
final ObjectMember nakedObjectMember = performContext.getObjectMember();
final CellBinding arg0Binding = performContext.getPeer().getArg0Binding();
final ScenarioCell arg0Cell = arg0Binding.getCurrentCell();
int requestedParamNum = -1;
try {
requestedParamNum = Integer.valueOf(arg0Cell.getText());
} catch (final NumberFormatException ex) {
throw ScenarioBoundValueException.current(arg0Binding, ex.getMessage());
}
final ObjectAction noa = (ObjectAction) nakedObjectMember;
final int parameterCount = noa.getParameterCount();
if (requestedParamNum < 0 || requestedParamNum > parameterCount - 1) {
throw ScenarioBoundValueException.current(arg0Binding, "(must be between 0 and " + (parameterCount - 1) + ")");
}
final ObjectAdapter[] defaults = noa.getDefaults(onAdapter);
result = defaults[requestedParamNum];
}
@Override
public ObjectAdapter getResult() {
return result;
}
}