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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.myfaces.extensions.validator.baseval.metadata.transformer;
20  
21  import org.apache.myfaces.extensions.validator.baseval.annotation.DoubleRange;
22  import org.apache.myfaces.extensions.validator.core.metadata.CommonMetaDataKeys;
23  import org.apache.myfaces.extensions.validator.core.metadata.MetaDataEntry;
24  import org.apache.myfaces.extensions.validator.internal.UsageInformation;
25  import org.apache.myfaces.extensions.validator.internal.UsageCategory;
26  
27  import java.util.HashMap;
28  import java.util.Map;
29  
30  /**
31   * @author Gerhard Petracek
32   * @since 1.x.1
33   */
34  @UsageInformation(UsageCategory.INTERNAL)
35  public class DoubleRangeMetaDataTransformer extends AbstractValidationParameterAwareTransformer
36  {
37      protected Map<String, Object> transformMetaData(MetaDataEntry metaDataEntry)
38      {
39          Map<String, Object> results = new HashMap<String, Object>();
40          DoubleRange annotation = metaDataEntry.getValue(DoubleRange.class);
41  
42          double minimum = annotation.minimum();
43  
44          if(minimum != Double.MIN_VALUE)
45          {
46              results.put(CommonMetaDataKeys.RANGE_MIN, minimum);
47          }
48          else
49          {
50              results.put(CommonMetaDataKeys.RANGE_MIN_DEFAULT, minimum);
51          }
52  
53          double maximum = annotation.maximum();
54  
55          if(maximum != Double.MAX_VALUE)
56          {
57              results.put(CommonMetaDataKeys.RANGE_MAX, maximum);
58          }
59          else
60          {
61              results.put(CommonMetaDataKeys.RANGE_MAX_DEFAULT, maximum);
62          }
63  
64          return results;
65      }
66  }