/**
* Licensed to Apereo under one or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information regarding copyright ownership. Apereo
* 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 the
* following location:
*
* <p>http://www.apache.org/licenses/LICENSE-2.0
*
* <p>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.apereo.portal.io;
import org.danann.cernunnos.EntityConfig;
import org.danann.cernunnos.Formula;
import org.danann.cernunnos.Phrase;
import org.danann.cernunnos.Reagent;
import org.danann.cernunnos.ReagentType;
import org.danann.cernunnos.SimpleFormula;
import org.danann.cernunnos.SimpleReagent;
import org.danann.cernunnos.TaskRequest;
import org.danann.cernunnos.TaskResponse;
public class FlagYorNPhrase implements Phrase {
// Static Members.
public static final String DEFAULT_VALUE = "N";
// Instance Members.
private Phrase dbvalue;
/*
* Public API.
*/
public static final Reagent DB_VALUE =
new SimpleReagent(
"DB_VALUE",
"descendant-or-self::text()",
ReagentType.PHRASE,
String.class,
"Value of the field from the DB.");
public Formula getFormula() {
Reagent[] reagents = new Reagent[] {DB_VALUE};
return new SimpleFormula(FlagYorNPhrase.class, reagents);
}
public void init(EntityConfig config) {
// Instance Members.
this.dbvalue = (Phrase) config.getValue(DB_VALUE);
}
public Object evaluate(TaskRequest req, TaskResponse res) {
String value = (String) dbvalue.evaluate(req, res);
return value != null ? value : DEFAULT_VALUE;
}
}