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1   /*
2    * Copyright 2009 the original author or authors.
3    * 
4    * Licensed under the Apache License, Version 2.0 (the "License");
5    * you may not use this file except in compliance with the License.
6    * You may obtain a copy of the License at
7    *
8    *     http://www.apache.org/licenses/LICENSE-2.0
9    *     
10   * Unless required by applicable law or agreed to in writing, software
11   * distributed under the License is distributed on an "AS IS" BASIS,
12   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13   * See the License for the specific language governing permissions and
14   * limitations under the License.
15   */
16  package org.openehealth.ipf.commons.ihe.xds.core.transform.requests.query;
17  
18  
19  import static org.apache.commons.lang3.Validate.notNull;
20  
21  import org.openehealth.ipf.commons.ihe.xds.core.requests.query.GetByIdQuery;
22  import org.openehealth.ipf.commons.ihe.xds.core.transform.requests.QueryParameter;
23  
24  /**
25   * Base class of transformers for {@link GetByIdQuery}.
26   * @param <T>
27   *          the actual query type that is transformed by an extending subclass.
28   * @author Jens Riemschneider
29   */
30  public abstract class GetByIDQueryTransformer<T extends GetByIdQuery> extends GetByUUIDQueryTransformer<T> {
31      private final QueryParameter uniqueIdParam;
32  
33      /**
34       * Constructs the transformer.
35       * @param uuidParam
36       *          the parameter name of the UUID parameter.
37       * @param uniqueIdParam
38       *          the parameter name of the unique ID parameter.
39       */
40      protected GetByIDQueryTransformer(QueryParameter uuidParam, QueryParameter uniqueIdParam) {
41          super(uuidParam);
42          notNull(uniqueIdParam, "uniqueIdParam cannot be null");
43          this.uniqueIdParam = uniqueIdParam;
44      }
45  
46      @Override
47      protected void toEbXML(T query, QuerySlotHelper slots) {
48          super.toEbXML(query, slots);
49          slots.fromStringList(uniqueIdParam, query.getUniqueIds());
50      }
51  
52      @Override
53      protected void fromEbXML(T query, QuerySlotHelper slots) {
54          super.fromEbXML(query, slots);
55          query.setUniqueIds(slots.toStringList(uniqueIdParam));
56      }
57  }