/**
* Converts a model to JSON.
*
* @return model JSON, or empty
*/
public String toJSON() {
try {
return buildObjectMapper().writeValueAsString(this.entity);
} catch (Exception e) {
Log.error(e.getMessage(), e);
return Empty;
}
}
/**
* Returns a new model instance.
*
* @param modelJSON a model in JSON format
* @return a new model, or null
*/
public ModelType fromJSON(String modelJSON) {
if (StringUtils.defaultString(modelJSON).isEmpty()) {
return null;
}
try {
return buildObjectMapper().readValue(modelJSON, this.entityClass);
} catch (Exception e) {
Log.error(e.getMessage(), e);
return null;
}
}
/**
* Used to update the preferences with possibly new values from the root document. This method is
* only used within this class to prevent recursion from creating a <code>Logger</code> instance.
*
* @see java.util.logging.Logger
*/
private static void silentUpdate() {
try {
// Record all of the preferences in the odin.prefs.xml file
prefsOdin.exportNode(new FileOutputStream(sPrefsPath));
} catch (Exception x) {
// If an error was encountered during the update then write the details
// to the System.err as there isn't a log to use.
System.err.println(
"Couldn't update the preferences with values from the server's root document.");
x.printStackTrace();
}
}
/**
* Converts a model to XML.
*
* @return model XML, or empty
*/
public String toXML() {
try {
ByteArrayOutputStream stream = new ByteArrayOutputStream();
Marshaller m = buildJAXBContext().createMarshaller();
m.setProperty(Marshaller.JAXB_FORMATTED_OUTPUT, Boolean.TRUE);
m.setProperty(Marshaller.JAXB_FRAGMENT, Boolean.TRUE);
m.marshal(this.entity, stream);
return stream.toString(XML_ENCODING).trim();
} catch (Exception e) {
Log.error(e.getMessage(), e);
return Empty;
}
}
/**
* Returns a new model instance.
*
* @param modelXML a model in XML format
* @return a new model, or null
*/
public ModelType fromXML(String modelXML) {
if (StringUtils.defaultString(modelXML).isEmpty()) {
return null;
}
try {
byte[] xmlData = modelXML.getBytes(XML_ENCODING);
ByteArrayInputStream stream = new ByteArrayInputStream(xmlData);
return (ModelType) buildJAXBContext().createUnmarshaller().unmarshal(stream);
} catch (Exception e) {
Log.error(e.getMessage(), e);
return null;
}
}
/**
* This class provides exactly the same functions are the getOdinPrefs method but doesn't record
* anything in the Log
*
* <p>It should <b>only</b> be used by the LoggerFactory class to prevent a loop. All other
* classes should use the getOdinPrefs method to utilise the logger.
*
* <p>It also retrieves much of the information from the Server's Root XML document and reads it
* into the preferences for later reads.
*
* @return A new instance of Preferences to be used locally
*/
public static Preferences getInitialPreferences() {
/* As mentioned in the JavaDoc comments, this is the same code but omitting the use of the log. It doesn't harm if
* a class other than LoggerFactory uses it, we just lose the logs if something goes wrong.
*/
if (prefsOdin == null) {
try {
String prefsFilePath = getPrefsPath() + prefsFileName;
File f = new File(prefsFilePath);
if (f.exists()) {
sPrefsPath = prefsFilePath;
BufferedInputStream bisXMLPrefs =
new BufferedInputStream(new FileInputStream(prefsFilePath));
if (bisXMLPrefs != null) {
prefsOdin.importPreferences(bisXMLPrefs);
}
} else {
File fBackup = new File(prefsFileName);
if (fBackup.exists()) {
// Using the backup preferences in the application directory.
sPrefsPath = prefsFileName;
}
BufferedInputStream bisXMLPrefs =
new BufferedInputStream(new FileInputStream(prefsFileName));
prefsOdin.importPreferences(bisXMLPrefs);
}
} catch (FileNotFoundException fnfX) {
System.err.println("Couldn't retrieve either preferences.");
} catch (Exception x) {
// If any errors are thrown then put them in System.err rather than the Logger
System.err.println(
"An error was caught while trying to obtain preferences for the logger.");
x.printStackTrace();
}
}
prefsOdin = Preferences.userNodeForPackage(OdinPreferences.class);
// Get hold of the JAXB data contained within the Server Root document to find out where we
// should store everything.
getRootDocument();
prefsOdin.put("odin.jaxb.dir.Archive", rDocument.getLocations().getArchive());
prefsOdin.put("odin.jaxb.dir.Convert", rDocument.getLocations().getConversion());
prefsOdin.put("odin.jaxb.dir.Mime", rDocument.getLocations().getFormat());
prefsOdin.put("odin.jaxb.dir.Log", rDocument.getLocations().getLogging());
prefsOdin.put("odin.jaxb.dir.Prefs", rDocument.getLocations().getPreference());
prefsOdin.put("odin.jaxb.dir.Hazard", rDocument.getLocations().getQuarantine());
prefsOdin.put("odin.jaxb.dir.Store", rDocument.getLocations().getRepository());
silentUpdate();
return prefsOdin;
}
public static void main(String[] args) {
// TestObjects testObjects = new TestObjects();
// testObjects.getTheme().getIntro();
// List<ScreenNode> blah2 = testObjects.getTheme().getIntro();
// testObjects.getLocale().getAct(0);
// Game game = testObjects.getStructure().createGame();
try {
// readXml();
createXsd();
// createXml(testObjects);
// readXmlGenerated();
// test();
} catch (Exception e) {
e.printStackTrace();
}
// theme.setCharacters(characters);
// theme.setSubject(subject);
//
// List<LearningAct> learningObjectives = new ArrayList<LearningAct>();
// learningObjectives.add(learningAct);
//
// locale.setCharacters(characters);
// locale.setLearningActs(learningObjectives);
// locale.setTheme(theme);
//
// structure.setTheme(theme);
// structure.setLocale(locale);
// game = structure.createGame();
//
// try {
// writeGameXml();
// createXsd();
// createXml(testObjects);
// readXmlGenerated();
// test();
// } catch (Exception e) {
// e.printStackTrace();
// }
System.out.println();
}
