001/*
002 *  Licensed to the Apache Software Foundation (ASF) under one
003 *  or more contributor license agreements.  See the NOTICE file
004 *  distributed with this work for additional information
005 *  regarding copyright ownership.  The ASF licenses this file
006 *  to you under the Apache License, Version 2.0 (the
007 *  "License"); you may not use this file except in compliance
008 *  with the License.  You may obtain a copy of the License at
009 *
010 *        http://www.apache.org/licenses/LICENSE-2.0
011 *
012 *  Unless required by applicable law or agreed to in writing,
013 *  software distributed under the License is distributed on an
014 *  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
015 *  KIND, either express or implied.  See the License for the
016 *  specific language governing permissions and limitations
017 *  under the License.
018 */
019
020package org.apache.isis.core.progmodel.facets.object.mask;
021
022import org.apache.isis.applib.profiles.Localization;
023import org.apache.isis.core.metamodel.adapter.ObjectAdapter;
024import org.apache.isis.core.metamodel.facets.object.title.TitleFacet;
025import org.apache.isis.core.metamodel.facets.object.title.TitleFacetAbstract;
026import org.apache.isis.core.progmodel.facets.object.title.TitleFacetUsingParser;
027
028public class TitleFacetBasedOnMask extends TitleFacetAbstract {
029    private final MaskFacet maskFacet;
030    private final TitleFacet underlyingTitleFacet;
031
032    public TitleFacetBasedOnMask(final MaskFacet maskFacet, final TitleFacet underlyingTitleFacet) {
033        super(maskFacet.getFacetHolder());
034        this.maskFacet = maskFacet;
035        this.underlyingTitleFacet = underlyingTitleFacet;
036    }
037
038    @Override
039    public String title(final ObjectAdapter object, final Localization localization) {
040        final String mask = maskFacet.value();
041        final TitleFacetUsingParser titleFacetUsingParser = (TitleFacetUsingParser) underlyingTitleFacet.getUnderlyingFacet();
042        if (titleFacetUsingParser != null) {
043            final String titleString = titleFacetUsingParser.title(object, mask);
044            return titleString;
045        } else {
046            return underlyingTitleFacet.title(object, localization);
047        }
048    }
049
050}