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.members.disable.method;
021
022 import java.lang.reflect.Method;
023
024 import org.apache.isis.core.commons.lang.NameUtils;
025 import org.apache.isis.core.metamodel.adapter.map.AdapterMap;
026 import org.apache.isis.core.metamodel.adapter.map.AdapterMapAware;
027 import org.apache.isis.core.metamodel.facetapi.Facet;
028 import org.apache.isis.core.metamodel.facetapi.FacetHolder;
029 import org.apache.isis.core.metamodel.facetapi.FacetUtil;
030 import org.apache.isis.core.metamodel.facetapi.FeatureType;
031 import org.apache.isis.core.metamodel.methodutils.MethodScope;
032 import org.apache.isis.core.progmodel.facets.MethodFinderUtils;
033 import org.apache.isis.core.progmodel.facets.MethodPrefixBasedFacetFactoryAbstract;
034 import org.apache.isis.core.progmodel.facets.MethodPrefixConstants;
035
036 public class DisabledFacetViaDisableMethodFacetFactory extends MethodPrefixBasedFacetFactoryAbstract implements
037 AdapterMapAware {
038
039 private static final String[] PREFIXES = { MethodPrefixConstants.DISABLE_PREFIX };
040
041 private AdapterMap adapterMap;
042
043 /**
044 * Note that the {@link Facet}s registered are the generic ones from noa-architecture (where they exist)
045 */
046 public DisabledFacetViaDisableMethodFacetFactory() {
047 super(FeatureType.MEMBERS, PREFIXES);
048 }
049
050 // ///////////////////////////////////////////////////////
051 // Actions
052 // ///////////////////////////////////////////////////////
053
054 @Override
055 public void process(final ProcessMethodContext processMethodContext) {
056 attachDisabledFacetIfDisabledMethodIsFound(processMethodContext);
057 }
058
059 public static void attachDisabledFacetIfDisabledMethodIsFound(final ProcessMethodContext processMethodContext) {
060
061 final Method method = processMethodContext.getMethod();
062 final String capitalizedName = NameUtils.javaBaseNameStripAccessorPrefixIfRequired(method.getName());
063
064 final Class<?> cls = processMethodContext.getCls();
065 final Method disableMethod =
066 MethodFinderUtils.findMethod(cls, MethodScope.OBJECT, MethodPrefixConstants.DISABLE_PREFIX
067 + capitalizedName, String.class, new Class[] {});
068 if (disableMethod == null) {
069 return;
070 }
071
072 processMethodContext.removeMethod(disableMethod);
073
074 final FacetHolder facetHolder = processMethodContext.getFacetHolder();
075 FacetUtil.addFacet(new DisableForContextFacetViaMethod(disableMethod, facetHolder));
076 }
077
078 // ///////////////////////////////////////////////////////////////
079 // Dependencies
080 // ///////////////////////////////////////////////////////////////
081
082 @Override
083 public void setAdapterMap(final AdapterMap adapterMap) {
084 this.adapterMap = adapterMap;
085 }
086
087 }