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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.swid.builder;
28  
29  import gov.nist.secauto.swid.builder.util.Util;
30  
31  import java.util.LinkedList;
32  import java.util.List;
33  import java.util.Objects;
34  
35  public class EntityBuilder extends AbstractLanguageSpecificBuilder<EntityBuilder> {
36    private String name;
37    private String regid;
38    private List<Role> roles;
39    private String thumbprint;
40  
41    protected EntityBuilder() {
42      super();
43    }
44  
45    @Override
46    public void reset() {
47      super.reset();
48      name = null;
49      regid = null;
50      roles = new LinkedList<>();
51      thumbprint = null;
52    }
53  
54    public static EntityBuilder create() {
55      return new EntityBuilder();
56    }
57  
58    public String getName() {
59      return name;
60    }
61  
62    public String getRegid() {
63      return (regid == null ? SWIDConstants.ENTITY_REGID_DEFAULT : regid);
64    }
65  
66    public List<Role> getRoles() {
67      return roles;
68    }
69  
70    public String getThumbprint() {
71      return thumbprint;
72    }
73  
74    /**
75     * Set the name of the entity.
76     * 
77     * @param name
78     *          a non-{@code null} name value
79     * @return the sane builder instance
80     */
81    public EntityBuilder name(String name) {
82      Util.requireNonEmpty(name);
83      this.name = name;
84      return this;
85    }
86  
87    /**
88     * Sets the to-be-built entity's regid to the provided value.
89     * 
90     * @param regid
91     *          the regid value
92     * @return the same builder instance
93     */
94    public EntityBuilder regid(String regid) {
95      if (SWIDConstants.ENTITY_REGID_DEFAULT.equals(regid)) {
96        this.regid = null;
97      } else {
98        this.regid = regid;
99      }
100     return this;
101   }
102 
103   public EntityBuilder thumbprint(String thumbprint) {
104     this.thumbprint = thumbprint;
105     return this;
106   }
107 
108   /**
109    * Assigns the identified role to the entity.
110    * 
111    * @see Role#assignPrivateRole(int, String)
112    * @see Role#lookupByIndex(int)
113    * @see Role#lookupByName(String)
114    * @param role
115    *          the role to assign
116    * @return the same builder instance
117    */
118   public EntityBuilder addRole(Role role) {
119     Objects.requireNonNull(role, "role");
120     this.roles.add(role);
121     return this;
122   }
123 
124   @Override
125   public void validate() throws ValidationException {
126     super.validate();
127     validateNonEmpty("name", name);
128     validateNonEmpty("role", roles);
129   }
130 }