1 /*
2 * Portions of this software was developed by employees of the National Institute
3 * of Standards and Technology (NIST), an agency of the Federal Government and is
4 * being made available as a public service. Pursuant to title 17 United States
5 * Code Section 105, works of NIST employees are not subject to copyright
6 * protection in the United States. This software may be subject to foreign
7 * copyright. Permission in the United States and in foreign countries, to the
8 * extent that NIST may hold copyright, to use, copy, modify, create derivative
9 * works, and distribute this software and its documentation without fee is hereby
10 * granted on a non-exclusive basis, provided that this notice and disclaimer
11 * of warranty appears in all copies.
12 *
13 * THE SOFTWARE IS PROVIDED 'AS IS' WITHOUT ANY WARRANTY OF ANY KIND, EITHER
14 * EXPRESSED, IMPLIED, OR STATUTORY, INCLUDING, BUT NOT LIMITED TO, ANY WARRANTY
15 * THAT THE SOFTWARE WILL CONFORM TO SPECIFICATIONS, ANY IMPLIED WARRANTIES OF
16 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, AND FREEDOM FROM
17 * INFRINGEMENT, AND ANY WARRANTY THAT THE DOCUMENTATION WILL CONFORM TO THE
18 * SOFTWARE, OR ANY WARRANTY THAT THE SOFTWARE WILL BE ERROR FREE. IN NO EVENT
19 * SHALL NIST BE LIABLE FOR ANY DAMAGES, INCLUDING, BUT NOT LIMITED TO, DIRECT,
20 * INDIRECT, SPECIAL OR CONSEQUENTIAL DAMAGES, ARISING OUT OF, RESULTING FROM,
21 * OR IN ANY WAY CONNECTED WITH THIS SOFTWARE, WHETHER OR NOT BASED UPON WARRANTY,
22 * CONTRACT, TORT, OR OTHERWISE, WHETHER OR NOT INJURY WAS SUSTAINED BY PERSONS OR
23 * PROPERTY OR OTHERWISE, AND WHETHER OR NOT LOSS WAS SUSTAINED FROM, OR AROSE OUT
24 * OF THE RESULTS OF, OR USE OF, THE SOFTWARE OR SERVICES PROVIDED HEREUNDER.
25 */
26
27 package gov.nist.secauto.metaschema.core.datatype.adapter;
28
29 import gov.nist.secauto.metaschema.core.metapath.item.atomic.IAnyAtomicItem;
30 import gov.nist.secauto.metaschema.core.metapath.item.atomic.IBooleanItem;
31 import gov.nist.secauto.metaschema.core.metapath.item.atomic.IDecimalItem;
32 import gov.nist.secauto.metaschema.core.metapath.item.atomic.IIntegerItem;
33 import gov.nist.secauto.metaschema.core.metapath.item.atomic.INumericItem;
34 import gov.nist.secauto.metaschema.core.util.ObjectUtils;
35
36 import java.math.BigInteger;
37 import java.util.List;
38
39 import edu.umd.cs.findbugs.annotations.NonNull;
40
41 public class IntegerAdapter
42 extends AbstractIntegerAdapter<IIntegerItem> {
43 @NonNull
44 private static final List<String> NAMES = ObjectUtils.notNull(
45 List.of("integer"));
46
47 IntegerAdapter() {
48 // avoid general construction
49 }
50
51 @Override
52 public List<String> getNames() {
53 return NAMES;
54 }
55
56 @Override
57 public @NonNull Class<IIntegerItem> getItemClass() {
58 return IIntegerItem.class;
59 }
60
61 @Override
62 public IIntegerItem newItem(Object value) {
63 BigInteger item = toValue(value);
64 return IIntegerItem.valueOf(item);
65 }
66
67 @Override
68 protected IIntegerItem castInternal(@NonNull IAnyAtomicItem item) {
69 IIntegerItem retval;
70 if (item instanceof INumericItem) {
71 if (item instanceof IIntegerItem) {
72 retval = (IIntegerItem) item;
73 } else {
74 // must be a decimal type
75 retval = newItem(((IDecimalItem) item).asInteger());
76 }
77 } else if (item instanceof IBooleanItem) {
78 boolean value = ((IBooleanItem) item).toBoolean();
79 retval = value ? IIntegerItem.ONE : IIntegerItem.ZERO;
80 } else {
81 retval = super.castInternal(item);
82 }
83 return retval;
84 }
85 }