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.param.typicallen.fromtype;
021
022import org.apache.isis.core.metamodel.facetapi.FacetHolder;
023import org.apache.isis.core.metamodel.facets.multiline.MultiLineFacet;
024import org.apache.isis.core.metamodel.facets.typicallen.TypicalLengthFacet;
025import org.apache.isis.core.metamodel.facets.typicallen.TypicalLengthFacetAbstract;
026
027public class TypicalLengthFacetForParameterDerivedFromType extends TypicalLengthFacetAbstract {
028
029    private final TypicalLengthFacet typicalLengthFacet;
030
031    public TypicalLengthFacetForParameterDerivedFromType(final TypicalLengthFacet typicalLengthFacet, final FacetHolder holder) {
032        super(holder, true);
033        this.typicalLengthFacet = typicalLengthFacet;
034    }
035
036    @Override
037    public int value() {
038        final MultiLineFacet facet = getFacetHolder().getFacet(MultiLineFacet.class);
039        return facet.numberOfLines() * typicalLengthFacet.value();
040    }
041
042}