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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.provisioning.api.rules;
20  
21  import java.util.function.BiFunction;
22  import org.apache.syncope.common.lib.policy.PushCorrelationRuleConf;
23  import org.apache.syncope.common.lib.to.Provision;
24  import org.apache.syncope.core.persistence.api.entity.Any;
25  import org.apache.syncope.core.persistence.api.entity.ExternalResource;
26  import org.identityconnectors.framework.common.objects.ConnectorObject;
27  import org.identityconnectors.framework.common.objects.Uid;
28  import org.identityconnectors.framework.common.objects.filter.Filter;
29  
30  /**
31   * Interface for correlation rule to be evaluated during PushJob execution.
32   */
33  @FunctionalInterface
34  public interface PushCorrelationRule {
35  
36      /**
37       * Default FIQL builder using __UID__.
38       */
39      BiFunction<ConnectorObject, Provision, String> DEFAULT_FIQL_BUILDER =
40              (connectorObject, provision) -> Uid.NAME + "==" + connectorObject.getUid().getUidValue();
41  
42      default void setConf(PushCorrelationRuleConf conf) {
43      }
44  
45      /**
46       * Returns a filter to match the given any with a connector object on the external resource identified by
47       * the given provision.
48       *
49       * @param any user, group or any object
50       * @param resource external resource
51       * @param provision resource provision
52       * @return filter.
53       */
54      Filter getFilter(Any<?> any, ExternalResource resource, Provision provision);
55  
56      /**
57       * Returns a FIQL string to match the given connector object when searching into the external resource identified by
58       * the given provision.
59       *
60       * @param connectorObject connector object
61       * @param provision resource provision
62       * @return fiql
63       */
64      default String getFIQL(ConnectorObject connectorObject, Provision provision) {
65          return DEFAULT_FIQL_BUILDER.apply(connectorObject, provision);
66      }
67  }