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1   /**
2    * Copyright 2005-2013 The Kuali Foundation
3    *
4    * Licensed under the Educational Community 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.opensource.org/licenses/ecl2.php
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.kuali.rice.kew.api.document;
17  
18  import java.io.Serializable;
19  import java.util.Collection;
20  
21  import javax.xml.bind.annotation.XmlAccessType;
22  import javax.xml.bind.annotation.XmlAccessorType;
23  import javax.xml.bind.annotation.XmlAnyElement;
24  import javax.xml.bind.annotation.XmlElement;
25  import javax.xml.bind.annotation.XmlRootElement;
26  import javax.xml.bind.annotation.XmlType;
27  
28  import org.apache.commons.lang.StringUtils;
29  import org.kuali.rice.core.api.CoreConstants;
30  import org.kuali.rice.core.api.mo.AbstractDataTransferObject;
31  import org.kuali.rice.core.api.mo.ModelBuilder;
32  import org.kuali.rice.kew.api.KewApiConstants;
33  import org.w3c.dom.Element;
34  
35  @XmlRootElement(name = DocumentContent.Constants.ROOT_ELEMENT_NAME)
36  @XmlAccessorType(XmlAccessType.NONE)
37  @XmlType(name = DocumentContent.Constants.TYPE_NAME, propOrder = {
38      DocumentContent.Elements.DOCUMENT_ID,
39      DocumentContent.Elements.APPLICATION_CONTENT,
40      DocumentContent.Elements.ATTRIBUTE_CONTENT,
41      DocumentContent.Elements.SEARCHABLE_CONTENT,
42      DocumentContent.Elements.FORMAT_VERSION,
43      CoreConstants.CommonElements.FUTURE_ELEMENTS
44  })
45  public final class DocumentContent extends AbstractDataTransferObject implements DocumentContentContract {
46  
47  	private static final long serialVersionUID = 6110079520547685342L;
48  
49  	@XmlElement(name = Elements.DOCUMENT_ID, required = true)
50      private final String documentId;
51      
52  	@XmlElement(name = Elements.APPLICATION_CONTENT, required = false)
53      private final String applicationContent;
54      
55  	@XmlElement(name = Elements.ATTRIBUTE_CONTENT, required = false)
56      private final String attributeContent;
57      
58  	@XmlElement(name = Elements.SEARCHABLE_CONTENT, required = false)
59      private final String searchableContent;
60      
61  	@XmlElement(name = Elements.FORMAT_VERSION, required = true)
62      private final int formatVersion;
63      
64  	@SuppressWarnings("unused")
65      @XmlAnyElement
66      private final Collection<Element> _futureElements = null;
67  
68      /**
69       * Private constructor used only by JAXB.
70       * 
71       */
72      private DocumentContent() {
73          this.documentId = null;
74          this.applicationContent = null;
75          this.attributeContent = null;
76          this.searchableContent = null;
77          this.formatVersion = 0;
78      }
79  
80      private DocumentContent(Builder builder) {
81          this.documentId = builder.getDocumentId();
82          this.applicationContent = builder.getApplicationContent();
83          this.attributeContent = builder.getAttributeContent();
84          this.searchableContent = builder.getSearchableContent();
85          this.formatVersion = builder.getFormatVersion();
86      }
87  
88      @Override
89      public String getDocumentId() {
90          return this.documentId;
91      }
92  
93      @Override
94      public String getApplicationContent() {
95          return this.applicationContent;
96      }
97  
98      @Override
99      public String getAttributeContent() {
100         return this.attributeContent;
101     }
102 
103     @Override
104     public String getSearchableContent() {
105         return this.searchableContent;
106     }
107 
108     @Override
109     public int getFormatVersion() {
110         return this.formatVersion;
111     }
112     
113     public String getFullContent() {
114         StringBuilder fullContent = new StringBuilder();
115         fullContent.append("<").append(KewApiConstants.DOCUMENT_CONTENT_ELEMENT).append(">");
116         if (!StringUtils.isBlank(getApplicationContent())) {
117             fullContent.append("<").append(KewApiConstants.APPLICATION_CONTENT_ELEMENT).append(">");
118             fullContent.append(getApplicationContent());
119             fullContent.append("</").append(KewApiConstants.APPLICATION_CONTENT_ELEMENT).append(">");        	
120         }
121         fullContent.append(getAttributeContent());
122         fullContent.append(getSearchableContent());
123         fullContent.append("</").append(KewApiConstants.DOCUMENT_CONTENT_ELEMENT).append(">");
124         return fullContent.toString();
125     }
126 
127     /**
128      * A builder which can be used to construct {@link DocumentContent} instances.  Enforces the constraints of the {@link DocumentContentContract}.
129      */
130     public final static class Builder implements Serializable, ModelBuilder, DocumentContentContract {
131 
132 		private static final long serialVersionUID = 7549637048594326790L;
133 
134 		private String documentId;
135         private String applicationContent;
136         private String attributeContent;
137         private String searchableContent;
138         private int formatVersion;
139 
140         private Builder(String documentId) {
141             setDocumentId(documentId);
142             setFormatVersion(KewApiConstants.DocumentContentVersions.CURRENT);
143         }
144 
145         public static Builder create(String documentId) {
146             return new Builder(documentId);
147         }
148 
149         public static Builder create(DocumentContentContract contract) {
150             if (contract == null) {
151                 throw new IllegalArgumentException("contract was null");
152             }
153             Builder builder = create(contract.getDocumentId());
154             builder.setApplicationContent(contract.getApplicationContent());
155             builder.setAttributeContent(contract.getAttributeContent());
156             builder.setSearchableContent(contract.getSearchableContent());
157             builder.setFormatVersion(contract.getFormatVersion());
158             return builder;
159         }
160 
161         public DocumentContent build() {
162             return new DocumentContent(this);
163         }
164 
165         @Override
166         public String getDocumentId() {
167             return this.documentId;
168         }
169 
170         @Override
171         public String getApplicationContent() {
172             return this.applicationContent;
173         }
174 
175         @Override
176         public String getAttributeContent() {
177             return this.attributeContent;
178         }
179 
180         @Override
181         public String getSearchableContent() {
182             return this.searchableContent;
183         }
184 
185         @Override
186         public int getFormatVersion() {
187             return this.formatVersion;
188         }
189 
190         public void setDocumentId(String documentId) {
191             if (StringUtils.isBlank(documentId)) {
192             	throw new IllegalArgumentException("documentId was null or blank");
193             }
194             this.documentId = documentId;
195         }
196 
197         public void setApplicationContent(String applicationContent) {
198             this.applicationContent = applicationContent;
199         }
200 
201         public void setAttributeContent(String attributeContent) {
202             this.attributeContent = attributeContent;
203         }
204 
205         public void setSearchableContent(String searchableContent) {
206             this.searchableContent = searchableContent;
207         }
208 
209         public void setFormatVersion(int formatVersion) {
210         	if (formatVersion < 0) {
211         		throw new IllegalArgumentException("formatVersion must be a valid version, was " + formatVersion);
212         	}
213             this.formatVersion = formatVersion;
214         }
215 
216     }
217 
218     /**
219      * Defines some internal constants used on this class.
220      */
221     static class Constants {
222 
223         final static String ROOT_ELEMENT_NAME = "documentContent";
224         final static String TYPE_NAME = "DocumentContentType";
225     }
226 
227     /**
228      * A private class which exposes constants which define the XML element names to use when this object is marshalled to XML.
229      */
230     static class Elements {
231 
232         final static String DOCUMENT_ID = "documentId";
233         final static String APPLICATION_CONTENT = "applicationContent";
234         final static String ATTRIBUTE_CONTENT = "attributeContent";
235         final static String SEARCHABLE_CONTENT = "searchableContent";
236         final static String FORMAT_VERSION = "formatVersion";
237 
238     }
239 
240 }
241