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package org.kuali.student.core.search.service.impl; |
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|
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import java.util.HashSet; |
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import java.util.List; |
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|
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import javax.xml.parsers.DocumentBuilder; |
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import javax.xml.parsers.DocumentBuilderFactory; |
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|
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import org.apache.log4j.Logger; |
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import org.kuali.student.core.dictionary.old.dto.FieldDescriptor; |
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import org.kuali.student.core.search.dto.ComparisonParamInfo; |
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import org.kuali.student.core.search.dto.CrossSearchTypeInfo; |
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import org.kuali.student.core.search.dto.JoinComparisonInfo; |
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import org.kuali.student.core.search.dto.JoinCriteriaInfo; |
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import org.kuali.student.core.search.dto.JoinResultMappingInfo; |
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import org.kuali.student.core.search.dto.QueryParamInfo; |
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import org.kuali.student.core.search.dto.ResultColumnInfo; |
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import org.kuali.student.core.search.dto.SearchCriteriaTypeInfo; |
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import org.kuali.student.core.search.dto.SearchResultTypeInfo; |
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import org.kuali.student.core.search.dto.SearchTypeInfo; |
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import org.kuali.student.core.search.dto.SubSearchInfo; |
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import org.kuali.student.core.search.dto.SubSearchParamMappingInfo; |
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import org.springframework.beans.factory.support.BeanDefinitionBuilder; |
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import org.springframework.beans.factory.xml.AbstractSingleBeanDefinitionParser; |
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import org.springframework.beans.factory.xml.ParserContext; |
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import org.w3c.dom.Attr; |
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import org.w3c.dom.Document; |
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import org.w3c.dom.Element; |
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import org.w3c.dom.Node; |
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|
46 | 2 | public class SearchBeanDefinitionParser extends |
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AbstractSingleBeanDefinitionParser { |
48 | 1 | private static final Logger logger = Logger.getLogger(SearchBeanDefinitionParser.class); |
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|
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@Override |
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protected Class<?> getBeanClass(Element element) { |
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|
53 | 44 | if (element.getLocalName().equals("fieldDescriptor")) { |
54 | 0 | return FieldDescriptor.class; |
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} |
56 | 44 | if (element.getLocalName().equals("searchCriteriaTypeInfo")) { |
57 | 6 | return SearchCriteriaTypeInfo.class; |
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} |
59 | 38 | if (element.getLocalName().equals("queryParam")) { |
60 | 0 | return QueryParamInfo.class; |
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} |
62 | 38 | if (element.getLocalName().equals("searchType")) { |
63 | 4 | return SearchTypeInfo.class; |
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} |
65 | 34 | if (element.getLocalName().equals("resultColumn")) { |
66 | 12 | return ResultColumnInfo.class; |
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} |
68 | 22 | if (element.getLocalName().equals("searchResultTypeInfo")) { |
69 | 6 | return SearchResultTypeInfo.class; |
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} |
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|
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|
73 | 16 | if (element.getLocalName().equals("crossSearchType")) { |
74 | 2 | return CrossSearchTypeInfo.class; |
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} |
76 | 14 | if (element.getLocalName().equals("subSearch")) { |
77 | 4 | return SubSearchInfo.class; |
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} |
79 | 10 | if (element.getLocalName().equals("subSearchParamMappings")) { |
80 | 0 | return SubSearchParamMappingInfo.class; |
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} |
82 | 10 | if (element.getLocalName().equals("joinCriteria")) { |
83 | 2 | return JoinCriteriaInfo.class; |
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} |
85 | 8 | if (element.getLocalName().equals("comparison")) { |
86 | 0 | return JoinComparisonInfo.class; |
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} |
88 | 8 | if (element.getLocalName().equals("leftHandSide")) { |
89 | 0 | return ComparisonParamInfo.class; |
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} |
91 | 8 | if (element.getLocalName().equals("rightHandSide")) { |
92 | 0 | return ComparisonParamInfo.class; |
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} |
94 | 8 | if (element.getLocalName().equals("joinResultMapping")) { |
95 | 8 | return JoinResultMappingInfo.class; |
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} |
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|
98 | 0 | return super.getBeanClass(element); |
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} |
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|
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@Override |
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protected void doParse(Element element, ParserContext pc, BeanDefinitionBuilder builder) { |
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|
104 | 44 | if(!"fieldDescriptor".equals(element.getLocalName())&&element.hasAttribute("id")){ |
105 | 6 | builder.addPropertyValue("key", element.getAttributes().getNamedItem("id").getTextContent()); |
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} |
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|
108 | 44 | if("fieldDescriptor".equals(element.getLocalName())&&element.hasAttribute("parent")){ |
109 | 0 | builder.setParentName(element.getAttributes().getNamedItem("parent").getTextContent()); |
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} |
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|
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|
113 | 44 | if("queryParam".equals(element.getLocalName())&&element.hasAttribute("optional")){ |
114 | 0 | builder.addPropertyValue("optional", "true".equals(element.getAttribute("optional"))?true:false); |
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} |
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|
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|
118 | 44 | if(element.hasAttributes()){ |
119 | 60 | for(int i = 0;i<element.getAttributes().getLength();i++){ |
120 | 40 | Attr attr = (Attr) element.getAttributes().item(i); |
121 | 40 | if("abstract".equals(attr.getName())){ |
122 | 0 | builder.setAbstract(true); |
123 | 40 | }else if(!"id".equals(attr.getName())&&!"parent".equals(attr.getName())){ |
124 | 34 | String fieldName = resolveFieldName(element.getLocalName(),attr.getName()); |
125 | 34 | builder.addPropertyValue(fieldName, attr.getValue()); |
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} |
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} |
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} |
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|
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|
131 | 44 | HashSet<String> visitedNodes = new HashSet<String>(); |
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|
133 | 268 | for(int i = 0;i<element.getChildNodes().getLength();i++){ |
134 | 224 | Node node = element.getChildNodes().item(i); |
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|
136 | 224 | if(Node.ELEMENT_NODE == node.getNodeType()){ |
137 | 94 | String localName=node.getLocalName(); |
138 | 94 | if(!visitedNodes.contains(localName)){ |
139 | 86 | if(isWrappedList(node.getLocalName())){ |
140 | 12 | List<?> refList = pc.getDelegate().parseListElement((Element) node, pc.getContainingBeanDefinition()); |
141 | 12 | builder.addPropertyValue(node.getLocalName(),refList); |
142 | 12 | }else if(isUnwrappedList(node.getLocalName())){ |
143 | 4 | Element childList=getChildList(element,node.getLocalName()); |
144 | 4 | visitedNodes.add(node.getLocalName()); |
145 | 4 | List<?> refList = pc.getDelegate().parseListElement(childList, pc.getContainingBeanDefinition()); |
146 | 4 | if(refList!=null&&!refList.isEmpty()){ |
147 | 4 | String fieldName=resolveFieldName(element.getLocalName(),node.getLocalName()); |
148 | 4 | builder.addPropertyValue(fieldName,refList); |
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} |
150 | 4 | }else{ |
151 | 70 | Element childElement = getFirstChildElement(node); |
152 | 70 | if(childElement!=null){ |
153 | 12 | if("ref".equals(childElement.getLocalName())){ |
154 | 0 | Object childBean = pc.getDelegate().parsePropertySubElement(childElement, pc.getContainingBeanDefinition()); |
155 | 0 | builder.addPropertyValue(node.getLocalName(), childBean); |
156 | 0 | }else{ |
157 | 12 | Object childBean = pc.getDelegate().parsePropertySubElement((Element)node, pc.getContainingBeanDefinition()); |
158 | 12 | builder.addPropertyValue(node.getLocalName(), childBean); |
159 | 12 | } |
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}else{ |
161 | 58 | if(("ref".equals(node.getLocalName())&&"queryParam".equals(element.getLocalName()))){ |
162 | 0 | Object childBean = pc.getDelegate().parsePropertySubElement((Element)node, pc.getContainingBeanDefinition()); |
163 | 0 | builder.addPropertyValue("fieldDescriptor", childBean); |
164 | 0 | }else if("leftHandSide".equals(node.getLocalName()) |
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||"rightHandSide".equals(node.getLocalName()) |
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||"joinCriteria".equals(node.getLocalName())){ |
167 | 2 | Object childBean = pc.getDelegate().parsePropertySubElement((Element)node, pc.getContainingBeanDefinition()); |
168 | 2 | builder.addPropertyValue(node.getLocalName(), childBean); |
169 | 2 | }else{ |
170 | 56 | builder.addPropertyValue(node.getLocalName(), node.getTextContent()); |
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} |
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} |
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} |
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} |
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} |
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} |
177 | 44 | } |
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|
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private boolean isUnwrappedList(String localName) { |
180 | 74 | return localName.equals("subSearchParamMappings")|| |
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localName.equals("comparison")|| |
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localName.equals("subSearch")|| |
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localName.equals("joinResultMapping"); |
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} |
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|
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|
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private String resolveFieldName(String parentName, String nodeName) { |
188 | 38 | if("comparison".equals(nodeName)){ |
189 | 0 | return "comparisons"; |
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} |
191 | 38 | if("subSearch".equals(nodeName)){ |
192 | 2 | return "subSearches"; |
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} |
194 | 36 | if("joinResultMapping".equals(nodeName)){ |
195 | 2 | return "joinResultMappings"; |
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} |
197 | 34 | if("joinCriteria".equals(parentName)&&"type".equals(nodeName)){ |
198 | 2 | return "joinType"; |
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} |
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|
201 | 32 | return nodeName; |
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} |
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|
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|
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|
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private Element getChildList(Element element, String localName) { |
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try{ |
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|
209 | 4 | DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance(); |
210 | 4 | DocumentBuilder builder = dbf.newDocumentBuilder(); |
211 | 4 | Document doc = builder.newDocument(); |
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|
213 | 4 | Element root = doc.createElement("listRoot"); |
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|
215 | 96 | for(int i = 0;i<element.getChildNodes().getLength();i++){ |
216 | 92 | Node node = element.getChildNodes().item(i); |
217 | 92 | if(Node.ELEMENT_NODE == node.getNodeType() && localName.equals(node.getLocalName())){ |
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|
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|
220 | 12 | Node copied = doc.importNode(node, true); |
221 | 12 | root.appendChild(copied); |
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} |
223 | 92 | if(Node.ELEMENT_NODE == node.getNodeType() && (localName+"Ref").equals(node.getLocalName())){ |
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|
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|
226 | 0 | Element ref = doc.createElement("ref"); |
227 | 0 | ref.setAttribute("bean", ((Element)node).getAttribute("bean")); |
228 | 0 | root.appendChild(ref); |
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} |
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} |
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|
232 | 4 | return root; |
233 | 0 | }catch(Exception e){ |
234 | 0 | logger.error("Exception occured: ", e); |
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} |
236 | 0 | return null; |
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} |
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|
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private Element getFirstChildElement(Node node) { |
240 | 140 | for(int i = 0;i<node.getChildNodes().getLength();i++){ |
241 | 82 | Node childNode = node.getChildNodes().item(i); |
242 | 82 | if(Node.ELEMENT_NODE == childNode.getNodeType()){ |
243 | 12 | return (Element) childNode; |
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} |
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} |
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|
247 | 58 | return null; |
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} |
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|
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private boolean isWrappedList(String localName) { |
251 | 86 | return localName.equals("queryParams")|| |
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localName.equals("resultColumns"); |
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} |
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|
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@Override |
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protected String getParentName(Element element) { |
257 | 44 | if(element.hasAttribute("parent")){ |
258 | 0 | return element.getAttribute("parent"); |
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} |
260 | 44 | return super.getParentName(element); |
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} |
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|
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@Override |
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protected boolean shouldGenerateIdAsFallback() { |
265 | 38 | return true; |
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} |
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} |