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.object.encodeable;
021
022 import org.apache.isis.applib.annotation.Encodable;
023 import org.apache.isis.core.commons.config.IsisConfiguration;
024 import org.apache.isis.core.commons.config.IsisConfigurationAware;
025 import org.apache.isis.core.commons.lang.StringUtils;
026 import org.apache.isis.core.metamodel.adapter.map.AdapterMap;
027 import org.apache.isis.core.metamodel.adapter.map.AdapterMapAware;
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.facets.AnnotationBasedFacetFactoryAbstract;
032 import org.apache.isis.core.metamodel.facets.object.encodeable.EncodableFacet;
033 import org.apache.isis.core.metamodel.runtimecontext.DependencyInjector;
034 import org.apache.isis.core.metamodel.runtimecontext.DependencyInjectorAware;
035
036 public class EncodableAnnotationFacetFactory extends AnnotationBasedFacetFactoryAbstract implements
037 IsisConfigurationAware, DependencyInjectorAware, AdapterMapAware {
038
039 private IsisConfiguration configuration;
040
041 private AdapterMap adapterManager;
042 private DependencyInjector dependencyInjector;
043
044 public EncodableAnnotationFacetFactory() {
045 super(FeatureType.OBJECTS_ONLY);
046 }
047
048 @Override
049 public void process(final ProcessClassContext processClassContaxt) {
050 FacetUtil.addFacet(create(processClassContaxt.getCls(), processClassContaxt.getFacetHolder()));
051 }
052
053 /**
054 * Returns a {@link EncodableFacet} implementation.
055 */
056 private EncodableFacet create(final Class<?> cls, final FacetHolder holder) {
057
058 // create from annotation, if present
059 final Encodable annotation = getAnnotation(cls, Encodable.class);
060 if (annotation != null) {
061 final EncodableFacetAnnotation facet =
062 new EncodableFacetAnnotation(cls, getIsisConfiguration(), holder, adapterManager, dependencyInjector);
063 if (facet.isValid()) {
064 return facet;
065 }
066 }
067
068 // otherwise, try to create from configuration, if present
069 final String encoderDecoderName =
070 EncoderDecoderUtil.encoderDecoderNameFromConfiguration(cls, getIsisConfiguration());
071 if (!StringUtils.isNullOrEmpty(encoderDecoderName)) {
072 final EncodableFacetFromConfiguration facet =
073 new EncodableFacetFromConfiguration(encoderDecoderName, holder, adapterManager, dependencyInjector);
074 if (facet.isValid()) {
075 return facet;
076 }
077 }
078
079 // otherwise, no value semantic
080 return null;
081 }
082
083 // ////////////////////////////////////////////////////////////////////
084 // Injected
085 // ////////////////////////////////////////////////////////////////////
086
087 public IsisConfiguration getIsisConfiguration() {
088 return configuration;
089 }
090
091 @Override
092 public void setIsisConfiguration(final IsisConfiguration configuration) {
093 this.configuration = configuration;
094 }
095
096 @Override
097 public void setAdapterMap(final AdapterMap adapterManager) {
098 this.adapterManager = adapterManager;
099 }
100
101 @Override
102 public void setDependencyInjector(final DependencyInjector dependencyInjector) {
103 this.dependencyInjector = dependencyInjector;
104 }
105
106 }