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package org.kuali.student.common.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.common.dictionary.old.dto.FieldDescriptor; |
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import org.kuali.student.common.search.dto.ComparisonParamInfo; |
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import org.kuali.student.common.search.dto.CrossSearchTypeInfo; |
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import org.kuali.student.common.search.dto.JoinComparisonInfo; |
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import org.kuali.student.common.search.dto.JoinCriteriaInfo; |
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import org.kuali.student.common.search.dto.JoinResultMappingInfo; |
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import org.kuali.student.common.search.dto.QueryParamInfo; |
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import org.kuali.student.common.search.dto.ResultColumnInfo; |
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import org.kuali.student.common.search.dto.SearchCriteriaTypeInfo; |
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import org.kuali.student.common.search.dto.SearchResultTypeInfo; |
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import org.kuali.student.common.search.dto.SearchTypeInfo; |
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import org.kuali.student.common.search.dto.SubSearchInfo; |
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import org.kuali.student.common.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) { |
| 52 | |
|
| 53 | 44 | if (element.getLocalName().equals("fieldDescriptor")) { |
| 54 | 0 | return FieldDescriptor.class; |
| 55 | |
} |
| 56 | 44 | if (element.getLocalName().equals("searchCriteriaTypeInfo")) { |
| 57 | 6 | return SearchCriteriaTypeInfo.class; |
| 58 | |
} |
| 59 | 38 | if (element.getLocalName().equals("queryParam")) { |
| 60 | 0 | return QueryParamInfo.class; |
| 61 | |
} |
| 62 | 38 | if (element.getLocalName().equals("searchType")) { |
| 63 | 4 | return SearchTypeInfo.class; |
| 64 | |
} |
| 65 | 34 | if (element.getLocalName().equals("resultColumn")) { |
| 66 | 12 | return ResultColumnInfo.class; |
| 67 | |
} |
| 68 | 22 | if (element.getLocalName().equals("searchResultTypeInfo")) { |
| 69 | 6 | return SearchResultTypeInfo.class; |
| 70 | |
} |
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|
| 72 | |
|
| 73 | 16 | if (element.getLocalName().equals("crossSearchType")) { |
| 74 | 2 | return CrossSearchTypeInfo.class; |
| 75 | |
} |
| 76 | 14 | if (element.getLocalName().equals("subSearch")) { |
| 77 | 4 | return SubSearchInfo.class; |
| 78 | |
} |
| 79 | 10 | if (element.getLocalName().equals("subSearchParamMappings")) { |
| 80 | 0 | return SubSearchParamMappingInfo.class; |
| 81 | |
} |
| 82 | 10 | if (element.getLocalName().equals("joinCriteria")) { |
| 83 | 2 | return JoinCriteriaInfo.class; |
| 84 | |
} |
| 85 | 8 | if (element.getLocalName().equals("comparison")) { |
| 86 | 0 | return JoinComparisonInfo.class; |
| 87 | |
} |
| 88 | 8 | if (element.getLocalName().equals("leftHandSide")) { |
| 89 | 0 | return ComparisonParamInfo.class; |
| 90 | |
} |
| 91 | 8 | if (element.getLocalName().equals("rightHandSide")) { |
| 92 | 0 | return ComparisonParamInfo.class; |
| 93 | |
} |
| 94 | 8 | if (element.getLocalName().equals("joinResultMapping")) { |
| 95 | 8 | return JoinResultMappingInfo.class; |
| 96 | |
} |
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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()); |
| 106 | |
} |
| 107 | |
|
| 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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|
| 117 | |
|
| 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()); |
| 126 | |
} |
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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); |
| 135 | |
|
| 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); |
| 149 | |
} |
| 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 | } |
| 160 | |
}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"; |
| 190 | |
} |
| 191 | 38 | if("subSearch".equals(nodeName)){ |
| 192 | 2 | return "subSearches"; |
| 193 | |
} |
| 194 | 36 | if("joinResultMapping".equals(nodeName)){ |
| 195 | 2 | return "joinResultMappings"; |
| 196 | |
} |
| 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{ |
| 208 | |
|
| 209 | 4 | DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance(); |
| 210 | 4 | DocumentBuilder builder = dbf.newDocumentBuilder(); |
| 211 | 4 | Document doc = builder.newDocument(); |
| 212 | |
|
| 213 | 4 | Element root = doc.createElement("listRoot"); |
| 214 | |
|
| 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); |
| 222 | |
} |
| 223 | 92 | if(Node.ELEMENT_NODE == node.getNodeType() && (localName+"Ref").equals(node.getLocalName())){ |
| 224 | |
|
| 225 | |
|
| 226 | 0 | Element ref = doc.createElement("ref"); |
| 227 | 0 | ref.setAttribute("bean", ((Element)node).getAttribute("bean")); |
| 228 | 0 | root.appendChild(ref); |
| 229 | |
} |
| 230 | |
} |
| 231 | |
|
| 232 | 4 | return root; |
| 233 | 0 | }catch(Exception e){ |
| 234 | 0 | logger.error("Exception occured: ", e); |
| 235 | |
} |
| 236 | 0 | return null; |
| 237 | |
} |
| 238 | |
|
| 239 | |
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; |
| 244 | |
} |
| 245 | |
} |
| 246 | |
|
| 247 | 58 | return null; |
| 248 | |
} |
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|
| 250 | |
private boolean isWrappedList(String localName) { |
| 251 | 86 | return localName.equals("queryParams")|| |
| 252 | |
localName.equals("resultColumns"); |
| 253 | |
} |
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|
| 255 | |
@Override |
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protected String getParentName(Element element) { |
| 257 | 44 | if(element.hasAttribute("parent")){ |
| 258 | 0 | return element.getAttribute("parent"); |
| 259 | |
} |
| 260 | 44 | return super.getParentName(element); |
| 261 | |
} |
| 262 | |
|
| 263 | |
@Override |
| 264 | |
protected boolean shouldGenerateIdAsFallback() { |
| 265 | 38 | return true; |
| 266 | |
} |
| 267 | |
} |