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.ignore.javalang;
021
022import java.lang.reflect.Method;
023
024import org.apache.isis.core.commons.lang.ClassExtensions;
025import org.apache.isis.core.metamodel.facetapi.Facet;
026import org.apache.isis.core.metamodel.facetapi.FeatureType;
027import org.apache.isis.core.metamodel.facetapi.MethodRemover;
028import org.apache.isis.core.metamodel.facets.FacetFactoryAbstract;
029
030/**
031 * Removes all superclass methods of the class, but doesn't add any
032 * {@link Facet}s.
033 */
034public class RemoveSuperclassMethodsFacetFactory extends FacetFactoryAbstract {
035
036    @SuppressWarnings("unused")
037    private static final String JAVA_CLASS_PREFIX = "java.";
038
039    public RemoveSuperclassMethodsFacetFactory() {
040        super(FeatureType.OBJECTS_ONLY);
041    }
042
043    @Override
044    public void process(final ProcessClassContext processClassContext) {
045        removeSuperclassMethods(processClassContext.getCls(), processClassContext);
046    }
047
048    private void removeSuperclassMethods(final Class<?> type, final MethodRemover methodRemover) {
049        if (type == null) {
050            return;
051        }
052
053        if (!ClassExtensions.isJavaClass(type)) {
054            removeSuperclassMethods(type.getSuperclass(), methodRemover);
055            return;
056        }
057
058        final Method[] methods = type.getMethods();
059        for (final Method method : methods) {
060            methodRemover.removeMethod(method);
061        }
062
063    }
064
065}