List of usage examples for org.dom4j Node selectSingleNode
Node selectSingleNode(String xpathExpression);
selectSingleNode evaluates an XPath expression and returns the result as a single Node instance.
From source file:edu.ucsd.library.xdre.imports.RDFDAMS4ImportHandler.java
private Map<String, String> getProperties(Node record, Map<String, String> propNames) { Map<String, String> props = new TreeMap<String, String>(); String key = null;/* ww w . j a va 2 s.co m*/ String solrName = null; String propValue = null; for (Iterator<String> it = propNames.keySet().iterator(); it.hasNext();) { propValue = null; key = it.next(); solrName = propNames.get(key); Node tNode = record.selectSingleNode(key); if (tNode != null) propValue = tNode.getText().trim(); props.put(solrName, propValue); } return props; }
From source file:edu.ucsd.library.xdre.imports.RDFDAMS4ImportTsHandler.java
/** * Procedure to populate the RDF metadata and ingest the files *///from www. j a va 2 s. com @Override public boolean execute() throws Exception { if (filesPaths != null) { File file = null; // List the source files for (int i = 0; i < filesPaths.length; i++) { file = new File(filesPaths[i]); if (file.exists()) { listFile(filesMap, file); } } } String message = ""; Document doc = null; DamsURI damsURI = null; List<String> recordsToReplace = null; String oid = null; int fLen = rdfFiles.length; String currFile = null; SAXReader saxReader = new SAXReader(); for (int i = 0; i < fLen && !interrupted; i++) { if (i == 0) logMessage("Object Import status:\n[Object title] - [URI] - [Status] - [Timestamp]"); recordsToReplace = new ArrayList<>(); currFile = rdfFiles[i].getName(); preprocessedTimestamp = damsDateFormat.format(rdfFiles[i].lastModified()); setStatus( "Processing external import for file " + currFile + " (" + (i + 1) + " of " + fLen + ") ... "); try { doc = saxReader.read(rdfFiles[i]); List<Node> nodes = doc.selectNodes("//@rdf:about"); for (int j = 0; j < nodes.size(); j++) { Node nUri = nodes.get(j); String iUri = nUri.getStringValue(); Node parentNode = nUri.getParent(); String nName = parentNode.getName(); if (iUri.endsWith("/COL") || !(iUri.startsWith("http") && iUri.indexOf("/ark:/") > 0)) { // Assign ARK if (nName.endsWith("Object") || nName.endsWith("Component") || nName.endsWith("File") || (((Element) parentNode).isRootElement() || (parentNode.getParent().isRootElement() && parentNode.getParent().getName().equals("RDF")))) { String objId = iUri; if (nName.endsWith("Component") || nName.endsWith("File")) { damsURI = DamsURI.toParts(iUri, null); objId = damsURI.getObject(); } String srcObjKey = objId + "::" + rdfFiles[i].getAbsolutePath(); oid = idsMap.get(srcObjKey); // Assign new ARK if (oid == null) { oid = getNewId(); idsMap.put(srcObjKey, oid); } if (nName.endsWith("Object")) { objId = oid; objRecords.put(objId, currFile); } else if (nName.endsWith("Component") || nName.endsWith("File")) { damsURI.setObject(oid); // XXX // Assign cid and fid for Component and FIle if required objId = damsURI.toString(); } else objId = oid; nUri.setText(objId); updateReference(doc, iUri, objId); } else { String field = null; Node tNode = null; String xPath = null; Map<String, String> props = new TreeMap<String, String>(); String elemXPath = parentNode.getPath(); if (nName.endsWith("Collection") || nName.endsWith("CollectionPart")) { // Retrieve the Collection record field = "dams:title/mads:authoritativeLabel"; xPath = "dams:title/mads:Title/mads:authoritativeLabel"; tNode = parentNode.selectSingleNode(xPath); if (tNode == null) { // Loop through to locate the rdfs:label if not selected by xPath. Node n = parentNode.selectSingleNode("dams:title"); for (Iterator<Element> it = ((Element) n).elementIterator(); it.hasNext();) { Element elem = it.next(); if (elem.getNamespacePrefix().equals("mads") && elem.getName().equals("Title")) tNode = elem.selectSingleNode("mads:authoritativeLabel"); } } } /* else if (nName.endsWith("Language") || nName.endsWith("Authority") || nName.endsWith("Subject") || nName.endsWith("Name") || nName.endsWith("Topic") || nName.endsWith("GenreForm") || nName.endsWith("Temporal") || nName.endsWith("Geographic")){ // Subject, Authority records use mads:authoritativeLabel field = "name_tesim"; xPath = "mads:authoritativeLabel"; tNode = parentNode.selectSingleNode(xPath); } */else if (nName.endsWith(COPYRIGHT)) { // Copyright records use dams:copyrightStatus, plus other properties in the next step. field = "dams:copyrightStatus"; xPath = "dams:copyrightStatus"; tNode = parentNode.selectSingleNode(xPath); props = copyrightProperties(parentNode); } else if (nName.endsWith(LICENSE)) { // License records use dams:LicenseNote, plus other properties in the next step. field = "dams:licenseNote"; xPath = "dams:licenseNote"; tNode = parentNode.selectSingleNode(xPath); props = licenseProperties(parentNode); } else if (nName.endsWith(OTHERRIGHTS)) { // Copyright records use dams:copyrightStatus, plus other properties in the next step. field = "dams:otherRightsBasis"; xPath = "dams:otherRightsBasis"; tNode = parentNode.selectSingleNode(xPath); props = otherRightsProperties(parentNode); } else if (nName.endsWith(RELATEDRESOURCE)) { // RelatedResource records use dams:description, plus other properties in the next step. field = "dams:description"; xPath = "dams:description"; tNode = parentNode.selectSingleNode(xPath); props = relatedResourceProperties(parentNode); } else if (nName.endsWith(SOURCECAPTURE)) { // SourceCapture records use dams:sourceType, plus other properties in the next step. field = "dams:sourceType"; xPath = "dams:sourceType"; tNode = parentNode.selectSingleNode(xPath); props = sourceCaptureProperties(parentNode); } else if (nName.endsWith(NOTE)) { // Note records use rdf:value, dams:type, dams:displayLabel. field = "rdf:value"; xPath = "rdf:value"; tNode = parentNode.selectSingleNode(xPath); props = noteProperties(parentNode); } else if (nName.endsWith(PERMISSION) || nName.equals(RESTRICTION)) { field = "dams:type"; xPath = "dams:type"; tNode = parentNode.selectSingleNode(xPath); props = dateProperties(parentNode); } else if (elemXPath.indexOf("mads", elemXPath.lastIndexOf('/') + 1) >= 0) { // MADSScheme and Language if (nName.endsWith(MADSSCHEME)) { field = "mads:code"; xPath = "mads:code"; tNode = parentNode.selectSingleNode(xPath); if (tNode == null) { field = "rdfs:label"; xPath = "rdfs:label"; tNode = parentNode.selectSingleNode("*[name()='" + xPath + "']"); } } else if (nName.endsWith(LANGUAGE)) { field = "mads:code"; xPath = "mads:code"; tNode = parentNode.selectSingleNode(xPath); if (tNode == null) { field = "mads:authoritativeLabel"; xPath = "mads:authoritativeLabel"; tNode = parentNode.selectSingleNode(xPath); } } else { // Subject, Authority records use mads:authoritativeLabel field = "mads:authoritativeLabel"; xPath = "mads:authoritativeLabel"; tNode = parentNode.selectSingleNode(xPath); if (tNode == null) { // Try to use the mads:code for mapping when mads:authoritativeLabel is not available field = "mads:code"; xPath = "mads:code"; tNode = parentNode.selectSingleNode(xPath); } else { Node diplayLabelNode = parentNode .selectSingleNode("*[name()='dams:displayLabel']"); props.put("dams:displayLabel", encodeLiteralValue(diplayLabelNode)); } // Mapping for mads:isMemberOfMADSScheme String madsScheme = null; Node madsSchemeNode = parentNode.selectSingleNode("mads:isMemberOfMADSScheme"); if (madsSchemeNode != null) { Node msValueNode = madsSchemeNode.selectSingleNode("@rdf:resource"); if (msValueNode != null) { madsScheme = madsSchemeNode.getStringValue(); props.put("mads:isMemberOfMADSScheme", "<" + madsScheme + ">"); } else if ((madsSchemeNode = madsSchemeNode .selectSingleNode("mads:MADSScheme")) != null && madsSchemeNode.hasContent()) { if ((msValueNode = madsSchemeNode .selectSingleNode("mads:code")) != null) { madsScheme = encodeLiteralValue(msValueNode); props.put("mads:isMemberOfMADSScheme/mads:code", madsScheme); } else if ((msValueNode = madsSchemeNode .selectSingleNode("rdfs:label")) != null) { madsScheme = encodeLiteralValue(msValueNode); props.put("mads:isMemberOfMADSScheme/rdfs:label", madsScheme); } } else { props.put("mads:isMemberOfMADSScheme/rdfs:label", "\"\""); } } else { props.put("mads:isMemberOfMADSScheme/rdfs:label", null); } } } else { // XXX Other Rights records like Statute, License, Other Rights etc. field = "rdf:value"; xPath = "rdf:value"; tNode = parentNode.selectSingleNode(xPath); field = "dams:code"; if (tNode == null) { xPath = "dams:code"; tNode = parentNode.selectSingleNode(xPath); } } if (tNode == null && !field.equals("dams:licenseNote")) { throw new Exception("Element " + xPath + " is missing from the " + nName + " record " + iUri + " in file " + currFile + "."); } updateDocument(doc, parentNode, field, encodeLiteralValue(tNode), props); } } else { if (nName.endsWith("Object")) objRecords.put(iUri, currFile); if (replace && !(nName.endsWith("Component") || nName.endsWith("File"))) recordsToReplace.add(iUri); } } String dams4Rdf = doc.asXML(); logData("dams4_" + rdfFiles[i].getName(), dams4Rdf); // Ingest the records String subjectId = null; DamsURI objURI = null; List<DamsURI> objURIs = null; RDFStore graph = null; rdfStore = new RDFStore(); rdfStore.loadRDFXML(dams4Rdf); initHandler(); Model iRdf = null; items = sortRecords(items); int jLen = items.size(); //System.out.println(currFile + " records found: " + jLen); for (int j = 0; j < jLen && !interrupted; j++) { processIndex = 0; status = new boolean[processNames.length]; messages = new StringBuilder[processNames.length]; for (int k = 0; k < messages.length; k++) { messages[k] = new StringBuilder(); } Model objModel = null; graph = new RDFStore(); recordsCount++; // Add subject subjectId = items.get(j); try { setStatus("Processing metadata for record " + subjectId + " (" + (j + 1) + " of " + jLen + ") in file " + currFile + " ... "); boolean succeeded = false; objURIs = objects.get(subjectId); for (int k = 0; k < objURIs.size(); k++) { objURI = objURIs.get(k); iRdf = rdfStore.querySubject(objURI.toString()); objModel = graph.merge(iRdf); } // Update object //log.info(j + " ingesting record " + subjectId + ":\n" + graph.export(RDFStore.RDFXML_ABBREV_FORMAT) + "\n\n"); String importMode = Constants.IMPORT_MODE_ADD; if (replace && recordsToReplace.indexOf(subjectId) >= 0) importMode = Constants.IMPORT_MODE_ALL; succeeded = damsClient.updateObject(subjectId, graph.export(RDFStore.RDFXML_ABBREV_FORMAT), importMode); // Logging for Object RDF/XML validation status[processIndex] = succeeded; messages[processIndex].append(damsDateFormat.format(new Date())); if (!succeeded) { if (metadataFailed.indexOf(currFile) < 0) failedCount++; metadataFailed.append(subjectId + " (" + currFile + "), \n"); message = "Metadata import for record " + subjectId + " failed (" + (j + 1) + " of " + jLen + ") in file " + currFile + "."; setStatus(message); log.error(message + "\n Error RDF: \n" + graph.export(RDFStore.RDFXML_ABBREV_FORMAT)); } else { recordsIngested.add(subjectId); message = "Metadata import for record " + subjectId + " succeeded (" + (j + 1) + " of " + jLen + ") in file " + currFile + ". "; setStatus(message); log.info(message); processIndex++; status[processIndex] = succeeded; messages[processIndex].append(damsDateFormat.format(new Date())); // Ingest the source file only if metadata ingested successfully if (status[processIndex] && importOption.equalsIgnoreCase("metadataAndFiles")) { uploadFiles(objModel, currFile, subjectId); } } } catch (Exception e) { e.printStackTrace(); if (metadataFailed.indexOf(currFile) < 0) failedCount++; metadataFailed.append(subjectId + " (" + currFile + "), \n"); message = "Metadata import failed: " + e.getMessage(); setStatus(message + " (" + (j + 1) + " of " + jLen + ") in file " + currFile + "."); log.error(message); String error = e.getMessage(); if (error.indexOf("Invalid RDF input") >= 0) { messages[processIndex].append(error); } else { status[processIndex] = true; messages[processIndex].append(damsDateFormat.format(new Date())); processIndex++; messages[processIndex].append(error); } } finally { int solrRequestIndex = processNames.length - 1; try { // Update SOLR for the record. status[solrRequestIndex] = updateSOLR(subjectId); messages[solrRequestIndex].append(damsDateFormat.format(new Date())); log.info("SOLR update requested for " + subjectId + ": " + damsClient.getRequestURL() + " " + status[solrRequestIndex]); } catch (Exception e) { e.printStackTrace(); exeResult = false; log.error("SOLR Index failed " + subjectId + ": " + e.getMessage()); messages[processNames.length - 1].append(e.getMessage()); } if (exeResult) exeResult = status[processIndex]; String resultMessage = "http://" + Constants.CLUSTER_HOST_NAME + ".ucsd.edu/dc/object/" + subjectId.substring(subjectId.lastIndexOf("/") + 1) + " - " + (status[processIndex] && status[solrRequestIndex] ? "successful" : "failed") + " - " + damsDateFormat.format(new Date()); if (objRecords.containsKey(subjectId)) { String title = getTitle(objModel, subjectId); if (StringUtils.isBlank(title)) title = "[Unknown Title]"; logMessage("\n" + title + " - " + resultMessage); if (!status[processIndex] || !status[solrRequestIndex]) { // Logging for pre-procesing - succeeded. logMessage("* Pre-processing - successful - " + preprocessedTimestamp); for (int k = 0; k <= processIndex; k++) { if (status[k] || !status[k] && status[k - 1]) { logMessage("* " + processNames[k] + " - " + (status[k] ? "successful" : "failed") + " - " + messages[k].toString()); } } // SOLR index request logging if (!status[solrRequestIndex]) logMessage("* " + processNames[solrRequestIndex] + " - " + (status[solrRequestIndex] ? "successful" : "failed") + " - " + messages[solrRequestIndex].toString()); } } else { ingestMessages.append("\n" + resultMessage); if (!status[processIndex]) { for (int k = 0; k + 1 < processIndex; k++) { if (status[k] || !status[k] && status[k - 1]) { logMessage("* " + processNames[k] + " - " + (status[k] ? "successful" : "failed") + " - " + messages[k].toString()); } } } } } try { Thread.sleep(10); } catch (InterruptedException e) { e.printStackTrace(); interrupted = true; exeResult = false; failedCount++; metadataFailed.append(subjectId + " (" + currFile + ") \n"); message = "Metadata import interrupted for subject " + subjectId + ". \n Error: " + e.getMessage() + "\n"; setStatus("Canceled"); clearSession(); log.error(message); logMessage("Client Cancled - " + damsDateFormat.format(new Date())); } } } catch (Exception e) { e.printStackTrace(); exeResult = false; failedCount++; message = "Import failed for " + currFile + ": " + e.getMessage(); setStatus(message + " (" + (i + 1) + " of " + fLen + ")."); log.error(message); } setProgressPercentage(((i + 1) * 100) / fLen); try { Thread.sleep(10); } catch (InterruptedException e) { e.printStackTrace(); exeResult = false; interrupted = true; failedCount++; message = "Import interrupted for oject in " + currFile + ". \n Error: " + e.getMessage() + "\n"; setStatus("Canceled"); clearSession(); log.error(message); messages[processIndex].append("Client canceled - " + damsDateFormat.format(new Date())); } } return exeResult; }
From source file:edu.ucsd.library.xdre.imports.RDFDAMS4ImportTsHandler.java
/** * Update the document for DAMS ARK ID// ww w . j av a2s. c om * @param doc * @param record * @param title * @throws Exception */ private void updateDocument(Document doc, Node record, String field, String title, Map<String, String> props) throws Exception { // Skip if the record detached if (record.getDocument() == null) return; // Subject, Authority records use mads:authoritativeLabel Node aboutAttr = record.selectSingleNode("@rdf:about"); String srcUri = aboutAttr.getStringValue(); //String nName = record.getName(); String xPath = record.getPath(); String elemName = xPath.substring(xPath.lastIndexOf("/") + 1); String modelName = elemName; String nKey = INFO_MODEL_PREFIX + modelName + "::" + title; if (props != null) { for (Iterator<String> it = props.keySet().iterator(); it.hasNext();) { String iKey = it.next(); nKey += "_" + iKey + "::" + props.get(iKey); } } String oid = idsMap.get(nKey); if (oid == null) { //Lookup records from the triplestore, matching the required properties that are null or empty. List<Map<String, String>> oids = lookupRecordsFromTs(field, title, "\"" + modelName + "\"", props); if (oids != null && oids.size() > 0) { String propName = null; String propValue = null; Document recDoc = null; Node cNode = null; if (props != null) { List<Map<String, String>> oidsCopy = new ArrayList<Map<String, String>>(); oidsCopy.addAll(oids); for (int i = 0; i < oidsCopy.size(); i++) { Collection<String> propValues = props.values(); Map<String, String> resolution = oidsCopy.get(i); String rid = resolution.values().iterator().next(); if (rid.startsWith("http")) { if (propValues.contains(null)) { recDoc = damsClient.getRecord(rid); for (Iterator<String> it = props.keySet().iterator(); it.hasNext();) { propName = it.next(); propValue = props.get(propName); // Test for the nodes for null properties and remove it from the result if (propValue == null) { int idx = propName.indexOf("/", 1); if (idx > 0) cNode = recDoc.selectSingleNode("//" + modelName + "/" + propName); else cNode = recDoc.selectSingleNode("//" + modelName + "/" + propName); if (cNode != null) { oids.remove(resolution); break; } } } } } else // removed internal BlankNodes from the results oids.remove(resolution); } } if (oids.size() > 0) { oid = oids.get(0).values().iterator().next(); if (oids.size() > 1) { String duids = ""; for (Iterator<Map<String, String>> it = oids.iterator(); it.hasNext();) duids += (duids.length() > 0 ? ", " : "") + it.next().values().iterator().next(); log.warn("Duplicated records found for " + title + " (" + field + "): " + duids + "."); } } } if (oid == null) { // Create the record oid = getNewId(); aboutAttr.setText(oid); } else { // Record found. Add to the map, link and remove it. toResourceLinking(oid, record); } idsMap.put(nKey, oid); } else { // Record added. Add linking, remove it. toResourceLinking(oid, record); } updateReference(doc, srcUri, oid); }
From source file:edu.ucsd.library.xdre.imports.RDFDAMS4ImportTsHandler.java
private Map<String, String> otherRightsProperties(Node record) { List<String> propNames = getOtherRightsPropNames(); String propName = "dams:relationship//dams:name"; if (record.selectSingleNode(propName + "//mads:authoritativeLabel") != null) propNames.add(propName + "//mads:authoritativeLabel"); else/* w w w . ja v a2 s. c o m*/ propNames.add(propName); return getProperties(record, propNames); }
From source file:edu.ucsd.library.xdre.imports.RDFDAMS4ImportTsHandler.java
private Map<String, String> getProperties(Node record, List<String> propNames) { Map<String, String> props = new TreeMap<String, String>(); String propName = null;/*w w w . ja va 2 s.com*/ String propValue = null; for (Iterator<String> it = propNames.iterator(); it.hasNext();) { propValue = null; propName = it.next(); Node tNode = record.selectSingleNode(propName); if (tNode != null) { Node resNode = tNode.selectSingleNode("@rdf:resource"); if (resNode != null) propValue = encodeIdentifier(resNode.getStringValue()); else propValue = encodeLiteralValue(tNode); } props.put(propName, propValue); } return props; }
From source file:edu.ucsd.library.xdre.imports.RDFDAMS4ImportTsHandler.java
private String encodeLiteralValue(Node node) { String value = null;/*from www.j ava 2 s. c o m*/ if (node != null) { value = "\"" + StringEscapeUtils.escapeJava(Normalizer.normalize(node.getText(), Normalizer.Form.NFC)) .replace("'", "\\'").replace("\"", "\\\"") + "\""; Node langAttr = node.selectSingleNode("@xml:lang"); if (langAttr != null) value += "@" + langAttr.getStringValue(); } return value; }
From source file:edu.ucsd.library.xdre.web.MarcModsImportController.java
public static Map<String, String> getCountryCodes(HttpServletRequest request) throws DocumentException { Map<String, String> countryCodes = new TreeMap<>(); File dataFile = new File( request.getSession().getServletContext().getRealPath("files/country-code-iso-3166-all.xml")); SAXReader reader = new SAXReader(); Document dataDoc = reader.read(dataFile); List<Node> nodes = dataDoc.selectNodes("//country"); for (Node node : nodes) { String name = node.selectSingleNode("@name").getStringValue().trim(); String alpha2 = node.selectSingleNode("@alpha-2").getStringValue().trim(); countryCodes.put(name, alpha2);//from w w w. j a v a 2 s. c o m } return countryCodes; }
From source file:edu.umd.cs.findbugs.PluginLoader.java
License:Open Source License
private static String getChildText(Node node, String childName) throws PluginException { Node child = node.selectSingleNode(childName); if (child == null) { throw new PluginException("Could not find child \"" + childName + "\" for node"); }/*from w w w . j a v a 2 s .com*/ return child.getText(); }
From source file:eleyzhu.facetid.common.PluginManager.java
License:Open Source License
/** * Loads public plugins.//from w w w. j a v a 2 s . co m * * @param pluginDir the directory of the expanded public plugin. * @return the new Plugin model for the Public Plugin. */ private Plugin loadPublicPlugin(File pluginDir) { File pluginFile = new File(pluginDir, "plugin.xml"); SAXReader saxReader = new SAXReader(); Document pluginXML = null; try { pluginXML = saxReader.read(pluginFile); } catch (DocumentException e) { Log.error(e); } Plugin pluginClass = null; List<? extends Node> plugins = pluginXML.selectNodes("/plugin"); for (Node plugin1 : plugins) { PublicPlugin publicPlugin = new PublicPlugin(); String clazz = null; String name; String minVersion; try { name = plugin1.selectSingleNode("name").getText(); clazz = plugin1.selectSingleNode("class").getText(); try { String lower = name.replaceAll("[^0-9a-zA-Z]", "").toLowerCase(); // Dont load the plugin if its on the Blacklist if (_blacklistPlugins.contains(lower) || _blacklistPlugins.contains(clazz) || SettingsManager.getLocalPreferences().getDeactivatedPlugins().contains(name)) { return null; } } catch (Exception e) { // Whatever^^ return null; } // Check for minimum Spark version try { minVersion = plugin1.selectSingleNode("minSparkVersion").getText(); String buildNumber = JiveInfo.getVersion(); boolean ok = buildNumber.compareTo(minVersion) >= 0; if (!ok) { return null; } } catch (Exception e) { Log.error("Unable to load plugin " + name + " due to missing <minSparkVersion>-Tag in plugin.xml."); return null; } // Check for minimum Java version try { String javaversion = plugin1.selectSingleNode("java").getText().replaceAll("[^0-9]", ""); javaversion = javaversion == null ? "0" : javaversion; int jv = Integer.parseInt(attachMissingZero(javaversion)); String myversion = System.getProperty("java.version").replaceAll("[^0-9]", ""); int mv = Integer.parseInt(attachMissingZero(myversion)); boolean ok = (mv >= jv); if (!ok) { Log.error("Unable to load plugin " + name + " due to old JavaVersion.\nIt Requires " + plugin1.selectSingleNode("java").getText() + " you have " + System.getProperty("java.version")); return null; } } catch (NullPointerException e) { Log.warning("Plugin " + name + " has no <java>-Tag, consider getting a newer Version"); } // set dependencies try { List<? extends Node> dependencies = plugin1.selectNodes("depends/plugin"); for (Node depend1 : dependencies) { Element depend = (Element) depend1; PluginDependency dependency = new PluginDependency(); dependency.setVersion(depend.selectSingleNode("version").getText()); dependency.setName(depend.selectSingleNode("name").getText()); publicPlugin.addDependency(dependency); } } catch (Exception e) { e.printStackTrace(); } // Do operating system check. boolean operatingSystemOK = isOperatingSystemOK(plugin1); if (!operatingSystemOK) { return null; } publicPlugin.setPluginClass(clazz); publicPlugin.setName(name); try { String version = plugin1.selectSingleNode("version").getText(); publicPlugin.setVersion(version); String author = plugin1.selectSingleNode("author").getText(); publicPlugin.setAuthor(author); String email = plugin1.selectSingleNode("email").getText(); publicPlugin.setEmail(email); String description = plugin1.selectSingleNode("description").getText(); publicPlugin.setDescription(description); String homePage = plugin1.selectSingleNode("homePage").getText(); publicPlugin.setHomePage(homePage); } catch (Exception e) { Log.debug("We can ignore these."); } try { pluginClass = (Plugin) getParentClassLoader().loadClass(clazz).newInstance(); Log.debug(name + " has been loaded."); publicPlugin.setPluginDir(pluginDir); publicPlugins.add(publicPlugin); registerPlugin(pluginClass); } catch (Throwable e) { Log.error("Unable to load plugin " + clazz + ".", e); } } catch (Exception ex) { Log.error("Unable to load plugin " + clazz + ".", ex); } } return pluginClass; }
From source file:eleyzhu.facetid.common.PluginManager.java
License:Open Source License
/** * Checks the plugin for required operating system. * * @param plugin the Plugin element to check. * @return true if the operating system is ok for the plugin to run on. *//*from www . jav a 2 s. c o m*/ private boolean isOperatingSystemOK(Node plugin) { // Check for operating systems try { final Element osElement = (Element) plugin.selectSingleNode("os"); if (osElement != null) { String operatingSystem = osElement.getText(); boolean ok = false; final String currentOS = JiveInfo.getOS().toLowerCase(); // Iterate through comma delimited string StringTokenizer tkn = new StringTokenizer(operatingSystem, ","); while (tkn.hasMoreTokens()) { String os = tkn.nextToken().toLowerCase(); if (currentOS.contains(os) || currentOS.equalsIgnoreCase(os)) { ok = true; } } if (!ok) { Log.debug("Unable to load plugin " + plugin.selectSingleNode("name").getText() + " due to invalid operating system. Required OS = " + operatingSystem); return false; } } } catch (Exception e) { Log.error(e); } return true; }