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1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one
3    * or more contributor license agreements.  See the NOTICE file
4    * distributed with this work for additional information
5    * regarding copyright ownership.  The ASF licenses this file
6    * to you under the Apache License, Version 2.0 (the
7    * "License"); you may not use this file except in compliance
8    * with the License.  You may obtain a copy of the License at
9    *
10   *   http://www.apache.org/licenses/LICENSE-2.0
11   *
12   * Unless required by applicable law or agreed to in writing,
13   * software distributed under the License is distributed on an
14   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15   * KIND, either express or implied.  See the License for the
16   * specific language governing permissions and limitations
17   * under the License.
18   */
19  package org.apache.syncope.core.persistence.jpa.entity;
20  
21  import java.util.List;
22  import org.apache.syncope.core.persistence.api.entity.Any;
23  import org.apache.syncope.core.persistence.api.entity.JSONAttributable;
24  import org.apache.syncope.core.persistence.api.entity.JSONPlainAttr;
25  import org.apache.syncope.core.persistence.api.entity.user.LAPlainAttr;
26  import org.apache.syncope.core.persistence.api.entity.user.LinkedAccount;
27  import org.apache.syncope.core.provisioning.api.serialization.POJOHelper;
28  
29  public abstract class JPAJSONEntityListener<A extends Any<?>> {
30  
31      protected abstract List<? extends JSONPlainAttr<A>> getAttrs(String plainAttrsJSON);
32  
33      @SuppressWarnings("unchecked")
34      protected void json2list(final JSONAttributable<A> entity, final boolean clearFirst) {
35          if (clearFirst) {
36              entity.getPlainAttrList().clear();
37          }
38          if (entity.getPlainAttrsJSON() != null) {
39              getAttrs(entity.getPlainAttrsJSON()).stream().filter(attr -> attr.getSchema() != null).map(attr -> {
40                  if (entity instanceof Any) {
41                      attr.setOwner((A) entity);
42                  } else if (entity instanceof LinkedAccount) {
43                      attr.setOwner((A) ((LinkedAccount) entity).getOwner());
44                      ((LAPlainAttr) attr).setAccount((LinkedAccount) entity);
45                  }
46                  attr.getValues().forEach(value -> value.setAttr(attr));
47                  if (attr.getUniqueValue() != null) {
48                      attr.getUniqueValue().setAttr(attr);
49                  }
50                  return attr;
51              }).forEach(entity::add);
52          }
53      }
54  
55      protected void list2json(final JSONAttributable<A> entity) {
56          entity.setPlainAttrsJSON(entity.getPlainAttrList().isEmpty()
57                  ? "[{}]"
58                  : POJOHelper.serialize(entity.getPlainAttrList()));
59      }
60  }