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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.oscal.lib.model.control;
28  
29  import gov.nist.secauto.metaschema.model.common.datatype.markup.MarkupLine;
30  import gov.nist.secauto.metaschema.model.common.datatype.markup.MarkupMultiline;
31  import gov.nist.secauto.metaschema.model.common.util.CollectionUtil;
32  import gov.nist.secauto.metaschema.model.common.util.ObjectUtils;
33  import gov.nist.secauto.oscal.lib.model.Link;
34  import gov.nist.secauto.oscal.lib.model.Parameter;
35  import gov.nist.secauto.oscal.lib.model.ParameterConstraint;
36  import gov.nist.secauto.oscal.lib.model.ParameterGuideline;
37  import gov.nist.secauto.oscal.lib.model.ParameterSelection;
38  import gov.nist.secauto.oscal.lib.model.Property;
39  import gov.nist.secauto.oscal.lib.model.metadata.IProperty;
40  
41  import java.util.ArrayList;
42  import java.util.Arrays;
43  import java.util.Collection;
44  import java.util.LinkedList;
45  import java.util.List;
46  import java.util.Objects;
47  import java.util.stream.Stream;
48  
49  import edu.umd.cs.findbugs.annotations.NonNull;
50  
51  public abstract class AbstractParameter implements IParameter {
52  
53    @Override
54    public Stream<String> getParameterReferences() {
55  
56      // handle prop name="aggregates"
57      Stream<String> aggregatesIds = CollectionUtil.listOrEmpty(getProps()).stream()
58          .filter(Objects::nonNull)
59          .filter(prop -> prop.isNamespaceEqual(IProperty.OSCAL_NAMESPACE) && "aggregates".equals(prop.getName()))
60          .map(prop -> prop.getValue());
61  
62      // handle select/choice/insert
63      ParameterSelection selection = getSelect();
64  
65      Stream<String> selectInsertIds;
66      if (selection == null) {
67        selectInsertIds = Stream.empty();
68      } else {
69        selectInsertIds = CollectionUtil.listOrEmpty(selection.getChoice()).stream()
70            .filter(Objects::nonNull)
71            .flatMap(choice -> choice.getInserts(insert -> "param".equals(insert.getType().toString())).stream()
72                .map(insert -> insert.getIdReference().toString()));
73      }
74      Stream<String> retval = Stream.concat(aggregatesIds, selectInsertIds)
75          .filter(Objects::nonNull)
76          .distinct();
77      assert retval != null;
78      return retval;
79    }
80  
81    @NonNull
82    public static Builder builder(@NonNull String id) {
83      return new Builder(id);
84    }
85  
86    public static class Builder {
87      @NonNull
88      private final String id;
89  
90      private String clazz;
91      private final List<Property> props = new LinkedList<>();
92      private final List<Link> links = new LinkedList<>();
93      private MarkupLine label;
94      private MarkupMultiline usage;
95      private final List<ParameterConstraint> constraints = new LinkedList<>();
96      private final List<ParameterGuideline> guidelines = new LinkedList<>();
97      private List<String> values = new LinkedList<>();
98      private ParameterSelection selection;
99      private MarkupMultiline remarks;
100 
101     public Builder(@NonNull String id) {
102       this.id = ObjectUtils.requireNonNull(id);
103     }
104 
105     @NonNull
106     public Builder clazz(@NonNull String value) {
107       this.clazz = ObjectUtils.requireNonNull(value);
108       return this;
109     }
110 
111     @NonNull
112     public Builder prop(@NonNull Property value) {
113       this.props.add(ObjectUtils.requireNonNull(value));
114       return this;
115     }
116 
117     @NonNull
118     public Builder link(@NonNull Link value) {
119       this.links.add(ObjectUtils.requireNonNull(value));
120       return this;
121     }
122 
123     @NonNull
124     public Builder label(@NonNull String markdown) {
125       return label(MarkupLine.fromMarkdown(Objects.requireNonNull(markdown)));
126     }
127 
128     @NonNull
129     public Builder label(@NonNull MarkupLine value) {
130       this.label = ObjectUtils.requireNonNull(value);
131       return this;
132     }
133 
134     @NonNull
135     public Builder usage(@NonNull String markdown) {
136       return usage(MarkupMultiline.fromMarkdown(ObjectUtils.requireNonNull(markdown)));
137     }
138 
139     @NonNull
140     public Builder usage(@NonNull MarkupMultiline value) {
141       this.usage = ObjectUtils.requireNonNull(value);
142       return this;
143     }
144 
145     @NonNull
146     public Builder constraint(@NonNull ParameterConstraint value) {
147       this.constraints.add(ObjectUtils.requireNonNull(value));
148       return this;
149     }
150 
151     @NonNull
152     public Builder guideline(@NonNull ParameterGuideline value) {
153       this.guidelines.add(ObjectUtils.requireNonNull(value));
154       return this;
155     }
156 
157     @SuppressWarnings("null")
158     @NonNull
159     public Builder values(@NonNull String... values) {
160       return values(Arrays.asList(values));
161     }
162 
163     @NonNull
164     public Builder values(@NonNull Collection<String> values) {
165       this.values = new ArrayList<>(values);
166       return this;
167     }
168 
169     @NonNull
170     public Builder select(@NonNull ParameterSelection value) {
171       this.selection = Objects.requireNonNull(value);
172       return this;
173     }
174 
175     @NonNull
176     public Builder remarks(@NonNull MarkupMultiline value) {
177       this.remarks = Objects.requireNonNull(value);
178       return this;
179     }
180 
181     @NonNull
182     public Parameter build() {
183       Parameter retval = new Parameter();
184       retval.setId(id);
185 
186       if (clazz != null) {
187         retval.setClazz(clazz);
188       }
189       if (!props.isEmpty()) {
190         retval.setProps(props);
191       }
192       if (!links.isEmpty()) {
193         retval.setLinks(links);
194       }
195       if (label != null) {
196         retval.setLabel(label);
197       }
198       if (usage != null) {
199         retval.setUsage(usage);
200       }
201       if (!constraints.isEmpty()) {
202         retval.setConstraints(constraints);
203       }
204       if (!guidelines.isEmpty()) {
205         retval.setGuidelines(guidelines);
206       }
207       if (!values.isEmpty()) {
208         retval.setValues(values);
209       }
210       if (selection != null) {
211         retval.setSelect(selection);
212       }
213       if (remarks != null) {
214         retval.setRemarks(remarks);
215       }
216       return retval;
217     }
218   }
219 }