/*
* Copyright 2002-2006 the original author or authors.
*
* 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.springframework.showcase.fortune.service;
import org.springframework.showcase.fortune.domain.Fortune;
import java.util.*;
/**
* A simple {@link FortuneService} implementation.
*
* @author Rick Evans
*/
public class SimpleFortuneService implements FortuneService {
private Map fortunes;
public void setFortunes(Set fortunes) {
this.fortunes = new HashMap();
if (fortunes != null) {
int index = 0;
for (Iterator it = fortunes.iterator(); it.hasNext(); ++index) {
Fortune fortune = (Fortune) it.next();
this.fortunes.put(new Integer(index), fortune);
}
}
}
public Fortune tellFortune() {
Fortune fortune;
if (this.fortunes.size() == 0) {
fortune = createDefaultFortune();
} else {
Integer indexKey = new Integer(new Random().nextInt(this.fortunes.size()));
if (this.fortunes.containsKey(indexKey)) {
fortune = (Fortune) this.fortunes.get(indexKey);
} else {
fortune = createDefaultFortune();
}
}
return fortune;
}
private Fortune createDefaultFortune() {
Fortune fortune = new Fortune();
fortune.setFortune("The crystal ball is cloudy today. Cross my plam with silver to part the clouds.");
fortune.setSource("Madame Penc");
return fortune;
}
}