001 /**
002 * Copyright 2005-2014 The Kuali Foundation
003 *
004 * Licensed under the Educational Community License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 * http://www.opensource.org/licenses/ecl2.php
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 */
016 package org.kuali.rice.kew.framework.document.search;
017
018 import java.io.Serializable;
019 import java.util.ArrayList;
020 import java.util.Collection;
021 import java.util.List;
022 import javax.xml.bind.annotation.XmlAccessType;
023 import javax.xml.bind.annotation.XmlAccessorType;
024 import javax.xml.bind.annotation.XmlAnyElement;
025 import javax.xml.bind.annotation.XmlElement;
026 import javax.xml.bind.annotation.XmlElementWrapper;
027 import javax.xml.bind.annotation.XmlRootElement;
028 import javax.xml.bind.annotation.XmlType;
029
030 import org.apache.commons.lang.StringUtils;
031 import org.kuali.rice.core.api.CoreConstants;
032 import org.kuali.rice.core.api.mo.AbstractDataTransferObject;
033 import org.kuali.rice.core.api.mo.ModelBuilder;
034 import org.kuali.rice.core.api.mo.ModelObjectUtils;
035 import org.kuali.rice.kew.api.document.attribute.DocumentAttribute;
036 import org.kuali.rice.kew.api.document.attribute.DocumentAttributeContract;
037 import org.kuali.rice.kew.api.document.attribute.DocumentAttributeFactory;
038 import org.w3c.dom.Element;
039
040 /**
041 * An immutable data transfer object implementation of the {@link DocumentSearchResultValueContract}.
042 * Instances of this class should be constructed using the nested {@link Builder} class.
043 *
044 * @author Kuali Rice Team (rice.collab@kuali.org)
045 */
046 @XmlRootElement(name = DocumentSearchResultValue.Constants.ROOT_ELEMENT_NAME)
047 @XmlAccessorType(XmlAccessType.NONE)
048 @XmlType(name = DocumentSearchResultValue.Constants.TYPE_NAME, propOrder = {
049 DocumentSearchResultValue.Elements.DOCUMENT_ID,
050 DocumentSearchResultValue.Elements.DOCUMENT_ATTRIBUTES,
051 CoreConstants.CommonElements.FUTURE_ELEMENTS
052 })
053 public final class DocumentSearchResultValue extends AbstractDataTransferObject
054 implements DocumentSearchResultValueContract {
055
056 @XmlElement(name = Elements.DOCUMENT_ID, required = true)
057 private final String documentId;
058
059 @XmlElementWrapper(name = Elements.DOCUMENT_ATTRIBUTES, required = false)
060 @XmlElement(name = Elements.DOCUMENT_ATTRIBUTE, required = false)
061 private final List<DocumentAttribute> documentAttributes;
062
063 @SuppressWarnings("unused")
064 @XmlAnyElement
065 private final Collection<Element> _futureElements = null;
066
067 /**
068 * Private constructor used only by JAXB.
069 */
070 @SuppressWarnings("unused")
071 private DocumentSearchResultValue() {
072 this.documentId = null;
073 this.documentAttributes = null;
074 }
075
076 private DocumentSearchResultValue(Builder builder) {
077 this.documentId = builder.getDocumentId();
078 this.documentAttributes = ModelObjectUtils.buildImmutableCopy(builder.getDocumentAttributes());
079 }
080
081 @Override
082 public String getDocumentId() {
083 return this.documentId;
084 }
085
086 @Override
087 public List<DocumentAttribute> getDocumentAttributes() {
088 return this.documentAttributes;
089 }
090
091 /**
092 * A builder which can be used to construct {@link DocumentSearchResultValue} instances. Enforces the constraints
093 * of the {@link DocumentSearchResultValueContract}.
094 */
095 public final static class Builder implements Serializable, ModelBuilder, DocumentSearchResultValueContract {
096
097 private String documentId;
098 private List<DocumentAttribute.AbstractBuilder<?>> documentAttributes;
099
100 private Builder(String documentId) {
101 setDocumentId(documentId);
102 setDocumentAttributes(new ArrayList<DocumentAttribute.AbstractBuilder<?>>());
103 }
104
105 /**
106 * Creates a new builder instance initialized with the given document id. The list of document attributes on
107 * this builder is initialized to an empty list.
108 *
109 * @param documentId the id of the document with which to initialize this builder, must not be a null or blank
110 * value
111 *
112 * @return a new builder instance initialized with the given document id
113 */
114 public static Builder create(String documentId) {
115 return new Builder(documentId);
116 }
117
118 /**
119 * Creates a new builder instance initialized with copies of the properties from the given contract.
120 *
121 * @param contract the contract from which to copy properties
122 *
123 * @return a builder instance initialized with properties from the given contract
124 *
125 * @throws IllegalArgumentException if the given contract is null
126 */
127 public static Builder create(DocumentSearchResultValueContract contract) {
128 if (contract == null) {
129 throw new IllegalArgumentException("contract was null");
130 }
131 Builder builder = create(contract.getDocumentId());
132 if (contract.getDocumentAttributes() != null) {
133 for (DocumentAttributeContract documentAttribute : contract.getDocumentAttributes()) {
134 builder.getDocumentAttributes().add(DocumentAttributeFactory.loadContractIntoBuilder(documentAttribute));
135 }
136 }
137 return builder;
138 }
139
140 @Override
141 public DocumentSearchResultValue build() {
142 return new DocumentSearchResultValue(this);
143 }
144
145 @Override
146 public String getDocumentId() {
147 return this.documentId;
148 }
149
150 @Override
151 public List<DocumentAttribute.AbstractBuilder<?>> getDocumentAttributes() {
152 return this.documentAttributes;
153 }
154
155 /**
156 * Sets the document id on this builder to the given value. The given document id must not be a null or blank
157 * value.
158 *
159 * @param documentId the id of the document to set on this builder, must not be a null or blank value
160 *
161 * @throws IllegalArgumentException if documentId is a null or blank value
162 */
163 public void setDocumentId(String documentId) {
164 if (StringUtils.isBlank(documentId)) {
165 throw new IllegalArgumentException("documentId was null or blank");
166 }
167 this.documentId = documentId;
168 }
169
170 /**
171 * Sets the list of document attribute builders on this builder to the given list.
172 *
173 * @param documentAttributes the list of document attribute builders to set on this builder
174 */
175 public void setDocumentAttributes(List<DocumentAttribute.AbstractBuilder<?>> documentAttributes) {
176 this.documentAttributes = documentAttributes;
177 }
178
179 }
180
181 /**
182 * Defines some internal constants used on this class.
183 */
184 static class Constants {
185 final static String ROOT_ELEMENT_NAME = "documentSearchResultValue";
186 final static String TYPE_NAME = "DocumentSearchResultValueType";
187 }
188
189 /**
190 * A private class which exposes constants which define the XML element names to use when this object is marshalled
191 * to XML.
192 */
193 static class Elements {
194 final static String DOCUMENT_ID = "documentId";
195 final static String DOCUMENT_ATTRIBUTES = "documentAttributes";
196 final static String DOCUMENT_ATTRIBUTE = "documentAttribute";
197 }
198
199 }