/**
* 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;
import org.dom4j.Element;
public class GetMemberIsGroupPhrase implements Phrase {
// Instance Members.
private Phrase element;
/*
* Public API.
*/
public static final Reagent ELEMENT =
new SimpleReagent(
"ELEMENT",
"descendant-or-self::text()",
ReagentType.PHRASE,
Element.class,
"Element whose text is a member name.");
public Formula getFormula() {
Reagent[] reagents = new Reagent[] {ELEMENT};
return new SimpleFormula(GetMemberIsGroupPhrase.class, reagents);
}
public void init(EntityConfig config) {
// Instance Members.
this.element = (Phrase) config.getValue(ELEMENT);
}
public Object evaluate(TaskRequest req, TaskResponse res) {
Element e = (Element) element.evaluate(req, res);
return memberIsGroupPhrase(e.getName());
}
/**
* Returns the String "T" if the member is a group, and "F" if the member is not a group.
*
* @param name element name
* @return "T" if a group, else "F"
*/
public static String memberIsGroupPhrase(String name) {
return name.equals("group") ? "T" : "F";
}
public static boolean phraseIsGroup(String name) {
return name.equals("group");
}
}