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.dirty.method;
021
022import java.lang.reflect.Method;
023import java.util.ArrayList;
024import java.util.List;
025
026import org.apache.isis.core.metamodel.facetapi.Facet;
027import org.apache.isis.core.metamodel.facetapi.FacetHolder;
028import org.apache.isis.core.metamodel.facetapi.FacetUtil;
029import org.apache.isis.core.metamodel.facetapi.FeatureType;
030import org.apache.isis.core.metamodel.methodutils.MethodScope;
031import org.apache.isis.core.progmodel.facets.MethodFinderUtils;
032import org.apache.isis.core.progmodel.facets.MethodPrefixBasedFacetFactoryAbstract;
033
034public class DirtyMethodsFacetFactory extends MethodPrefixBasedFacetFactoryAbstract {
035
036    private static final String MARK_DIRTY_PREFIX = "markDirty";
037    private static final String CLEAR_DIRTY_PREFIX = "clearDirty";
038    private static final String IS_DIRTY_PREFIX = "isDirty";
039
040    private static final String[] PREFIXES = { MARK_DIRTY_PREFIX, CLEAR_DIRTY_PREFIX, IS_DIRTY_PREFIX, };
041
042    public DirtyMethodsFacetFactory() {
043        super(FeatureType.OBJECTS_ONLY, OrphanValidation.VALIDATE, PREFIXES);
044
045    }
046
047    @Override
048    public void process(final ProcessClassContext processClassContext) {
049        final FacetHolder facetHolder = processClassContext.getFacetHolder();
050        final Class<?> cls = processClassContext.getCls();
051
052        final List<Facet> facets = new ArrayList<Facet>();
053
054        Method method = MethodFinderUtils.findMethod(cls, MethodScope.OBJECT, IS_DIRTY_PREFIX, boolean.class, NO_PARAMETERS_TYPES);
055        if (method != null) {
056            processClassContext.removeMethod(method);
057            facets.add(new IsDirtyObjectFacetViaMethod(method, facetHolder));
058        }
059
060        method = MethodFinderUtils.findMethod(cls, MethodScope.OBJECT, CLEAR_DIRTY_PREFIX, void.class, NO_PARAMETERS_TYPES);
061        if (method != null) {
062            processClassContext.removeMethod(method);
063            facets.add(new ClearDirtyObjectFacetViaMethod(method, facetHolder));
064        }
065
066        method = MethodFinderUtils.findMethod(cls, MethodScope.OBJECT, MARK_DIRTY_PREFIX, void.class, NO_PARAMETERS_TYPES);
067        if (method != null) {
068            processClassContext.removeMethod(method);
069            facets.add(new MarkDirtyObjectFacetViaMethod(method, facetHolder));
070        }
071
072        FacetUtil.addFacets(facets);
073    }
074
075}