fixes on unmarshalling
git-svn-id: https://svn.d4science.research-infrastructures.eu/gcube/trunk/data-catalogue/gcubedatacatalogue-metadata-discovery@146303 82a268e6-3cf1-43bd-a215-b396298e98cf
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@ -9,6 +9,7 @@ import java.util.List;
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import javax.xml.bind.annotation.XmlAccessType;
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import javax.xml.bind.annotation.XmlAccessorType;
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import javax.xml.bind.annotation.XmlAttribute;
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import javax.xml.bind.annotation.XmlElement;
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import javax.xml.bind.annotation.XmlRootElement;
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import javax.xml.bind.annotation.XmlTransient;
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@ -43,7 +44,7 @@ public class MetadataFormat implements Serializable{
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@XmlElement(name = "metadatafield")
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private List<MetadataField> metadataFields;
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@XmlElement(name = "metadatatype", required=true)
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@XmlAttribute(name = "metadatatype", required=true)
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private String metadataType = "";
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@XmlTransient
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@ -82,8 +83,6 @@ public class MetadataFormat implements Serializable{
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}
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/**
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* Gets the metadata categories.
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*
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@ -94,8 +93,6 @@ public class MetadataFormat implements Serializable{
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return metadataCategories;
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}
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/**
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* Sets the metadata categories.
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*
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@ -180,8 +177,6 @@ public class MetadataFormat implements Serializable{
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builder.append(metadataFields);
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builder.append(", metadataType=");
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builder.append(metadataType);
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builder.append(", metadataSource=");
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builder.append(metadataSource);
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builder.append("]");
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return builder.toString();
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}
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@ -53,7 +53,6 @@ public enum TaggingGroupingValue {
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try{
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for (TaggingGroupingValue tgv : TaggingGroupingValue.values()) {
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System.out.println("Comparing input value: "+value +" with "+tgv.value );
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if(tgv.value.equals(value))
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return tgv;
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}
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@ -49,19 +49,20 @@ public class MedataFormatReader {
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public MedataFormatReader(ScopeBean scope, String resourceID) throws Exception {
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this.scope = scope;
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this.resourceID = resourceID;
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this.metadataFormat = getMedataFormatByID(resourceID);
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this.metadataFormat = getMetadataFormatByID(resourceID);
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}
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/**
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* Gets the medata format by id.
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* Gets the metadata format by id.
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*
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* @param resourceID the resource id
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* @return the medata format by id
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* @return the metadata format by id
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* @throws Exception the exception
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*/
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private MetadataFormat getMedataFormatByID(String resourceID) throws Exception {
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logger.trace("Get MedataFormat with resourceID: "+resourceID);
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private MetadataFormat getMetadataFormatByID(String resourceID) throws Exception {
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logger.trace("Getting MedataFormat with resourceID: "+resourceID);
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if(this.scope==null)
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throw new Exception("Scope is null");
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@ -73,9 +74,6 @@ public class MedataFormatReader {
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try {
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// ScopeProvider.instance.set(scopeString);
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// logger.info("scope provider set instance: "+scopeString);
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logger.info("Using scope from ScopeProvider: "+scopeString);
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String queryString = getQuesryStringForGenericResourceById(resourceID);
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@ -92,15 +90,16 @@ public class MedataFormatReader {
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try{
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theResource = appProfile.get(0);
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// logger.trace("Resource with resourceID "+resourceID+" matched "+theResource);
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logger.trace("Resource with resourceID "+resourceID+" found ");
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logger.debug("Resource (Metadata Format) with resourceID "+resourceID+" found");
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DocumentBuilder docBuilder = DocumentBuilderFactory.newInstance().newDocumentBuilder();
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Node node = docBuilder.parse(new InputSource(new StringReader(theResource))).getDocumentElement();
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XPathHelper helper = new XPathHelper(node);
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List<MetadataField> fields = getMetadataFieldsFromResource(helper);
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mf.setMetadataFields(fields);
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// List<MetadataField> fields = getMetadataFieldsFromResource(helper);
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// mf.setMetadataFields(fields);
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logger.debug("Unmarshalling it..");
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mf = getMetadataFormatFromResource(helper);
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String metadataSource = getMetadataFormatSourceFromResource(helper);
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mf.setMetadataSource(metadataSource);
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}catch(Exception e){
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logger.error("Error while parsing Resource "+theResource+" from the infrastructure, the scope is "+scopeString,e);
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}
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@ -141,6 +140,38 @@ public class MedataFormatReader {
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}
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}
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/**
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* Gets the metadata format from resource.
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*
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* @param helper the helper
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* @return the metadata format from resource
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* @throws Exception the exception
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*/
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private MetadataFormat getMetadataFormatFromResource(XPathHelper helper) throws Exception{
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try {
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List<String> metadataFormatSource = helper.evaluate("/Resource/Profile/Body/metadataformat");
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JAXBContext jaxbContext = JAXBContext.newInstance(MetadataFormat.class);
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Unmarshaller jaxbUnmarshaller = jaxbContext.createUnmarshaller();
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if(metadataFormatSource==null || metadataFormatSource.size()==0)
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throw new Exception("Resource does not contain <metadataformat> in the body");
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InputStream stream = new ByteArrayInputStream(metadataFormatSource.get(0).getBytes());
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MetadataFormat mtdf = (MetadataFormat) jaxbUnmarshaller.unmarshal(stream);
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logger.debug("returning metadata format with medata type: "+mtdf.getMetadataType());
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return mtdf;
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}catch(Exception e){
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logger.error("An error occurred in getMetadataFormatSourceFromResource ", e);
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return null;
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}
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}
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/**
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* Gets the metadata fields from resource.
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*
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@ -35,7 +35,7 @@ public class TestDataCatalogueMetadataFormatReader {
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int i = 0;
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for (MetadataType mt : reader.getListOfMetadataTypes()) {
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MetadataFormat metadataFormat = reader.getMetadataFormatForMetadataType(mt);
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logger.trace("\n\n "+ ++i +".) Metadata Format: "+metadataFormat.toString());
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//logger.trace("\n\n "+ ++i +".) Metadata Format: "+metadataFormat.toString());
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}
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} catch (Exception e) {
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@ -134,6 +134,9 @@ public class TestJaxbMetadataMarshUnmarsh {
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//We had written this file in marshalling example
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MetadataFormat mtds = (MetadataFormat) jaxbUnmarshaller.unmarshal(new File(tmpFileXML));
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System.out.println("Metadata Format");
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System.out.println(mtds);
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System.out.println("Metadata Categories");
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if(mtds.getMetadataCategories()!=null){
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for (MetadataCategory cat : mtds.getMetadataCategories()) {
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