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    
020    package org.apache.isis.core.progmodel.facets.object.title;
021    
022    import org.apache.isis.applib.adapters.Parser;
023    import org.apache.isis.applib.profiles.Localization;
024    import org.apache.isis.core.metamodel.adapter.ObjectAdapter;
025    import org.apache.isis.core.metamodel.facetapi.FacetAbstract;
026    import org.apache.isis.core.metamodel.facetapi.FacetHolder;
027    import org.apache.isis.core.metamodel.facets.object.title.TitleFacet;
028    import org.apache.isis.core.metamodel.runtimecontext.DependencyInjector;
029    
030    public class TitleFacetUsingParser extends FacetAbstract implements TitleFacet {
031    
032        private final Parser parser;
033        private final DependencyInjector dependencyInjector;
034    
035        public TitleFacetUsingParser(final Parser parser, final FacetHolder holder,
036            final DependencyInjector dependencyInjector) {
037            super(TitleFacet.class, holder, false);
038            this.parser = parser;
039            this.dependencyInjector = dependencyInjector;
040        }
041    
042        @Override
043        protected String toStringValues() {
044            getDependencyInjector().injectDependenciesInto(parser);
045            return parser.toString();
046        }
047    
048        @Override
049        public String title(final ObjectAdapter adapter, final Localization localization) {
050            if (adapter == null) {
051                return null;
052            }
053            final Object object = adapter.getObject();
054            if (object == null) {
055                return null;
056            }
057            getDependencyInjector().injectDependenciesInto(parser);
058            return parser.displayTitleOf(object, localization);
059        }
060    
061        public String title(final ObjectAdapter adapter, final String usingMask) {
062            if (adapter == null) {
063                return null;
064            }
065            final Object object = adapter.getObject();
066            if (object == null) {
067                return null;
068            }
069            getDependencyInjector().injectDependenciesInto(parser);
070            return parser.displayTitleOf(object, usingMask);
071        }
072    
073        // //////////////////////////////////////////////////////
074        // Dependencies (from constructor)
075        // //////////////////////////////////////////////////////
076    
077        /**
078         * @return the dependencyInjector
079         */
080        public DependencyInjector getDependencyInjector() {
081            return dependencyInjector;
082        }
083    
084    }