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.value;
021
022import org.apache.isis.applib.adapters.Parser;
023import org.apache.isis.core.metamodel.facetapi.FacetAbstract;
024import org.apache.isis.core.metamodel.facetapi.FacetHolder;
025import org.apache.isis.core.metamodel.facets.typicallen.TypicalLengthFacet;
026import org.apache.isis.core.metamodel.runtimecontext.ServicesInjector;
027
028public class TypicalLengthFacetUsingParser extends FacetAbstract implements TypicalLengthFacet {
029
030    private final Parser<?> parser;
031    private final ServicesInjector dependencyInjector;
032
033    public TypicalLengthFacetUsingParser(final Parser<?> parser, final FacetHolder holder, final ServicesInjector dependencyInjector) {
034        super(TypicalLengthFacet.class, holder, Derivation.NOT_DERIVED);
035        this.parser = parser;
036        this.dependencyInjector = dependencyInjector;
037    }
038
039    @Override
040    protected String toStringValues() {
041        getDependencyInjector().injectServicesInto(parser);
042        return parser.toString();
043    }
044
045    @Override
046    public int value() {
047        getDependencyInjector().injectServicesInto(parser);
048        return parser.typicalLength();
049    }
050
051    @Override
052    public String toString() {
053        return "typicalLength=" + value();
054    }
055
056    // //////////////////////////////////////////////////////
057    // Dependencies (from constructor)
058    // //////////////////////////////////////////////////////
059
060    /**
061     * @return the dependencyInjector
062     */
063    public ServicesInjector getDependencyInjector() {
064        return dependencyInjector;
065    }
066
067}