private Boolean getDebugFlag(String element, Boolean defaultValue) {
Boolean debugValue = defaultValue;
Map<String, ConfigElement> global = scriptConfigModel.getGlobal();
if (global != null) {
Object flags = global.get(FLAGS);
if (flags instanceof GenericConfigElement) {
ConfigElement clientDebugElement = ((GenericConfigElement) flags).getChild(element);
if (clientDebugElement != null) {
debugValue = Boolean.valueOf(clientDebugElement.getValue());
}
}
}
return debugValue;
}
protected boolean isDebugMode() {
if (this.isDebugMode == null) {
Boolean debugValue = false;
if (configService != null) {
Config global = configService.getGlobalConfig();
if (global != null) {
ConfigElement flags = global.getConfigElement("flags");
if (flags != null) {
ConfigElement clientDebug = flags.getChild("client-debug");
if (clientDebug != null) {
debugValue = Boolean.valueOf(clientDebug.getValue());
}
}
}
}
this.isDebugMode = debugValue;
}
return this.isDebugMode;
}
/**
* Initialize the debug interface using the specified parameters.
*
* @param params ConfigElement
* @param config ServerConfiguration
*/
public void initialize(ConfigElement params, ServerConfiguration config) throws Exception {
// Check for a logging level
ConfigElement logLevelElem = params.getChild("logLevel");
if (logLevelElem != null) {
// Validate the logging level
String logLevelStr = logLevelElem.getValue();
if (logLevelStr != null) {
if (logLevelStr.equalsIgnoreCase("Debug")) m_logLevel = Debug.Debug;
else if (logLevelStr.equalsIgnoreCase("Info")) m_logLevel = Debug.Info;
else if (logLevelStr.equalsIgnoreCase("Warn")) m_logLevel = Debug.Warn;
else if (logLevelStr.equalsIgnoreCase("Error")) m_logLevel = Debug.Error;
else if (logLevelStr.equalsIgnoreCase("Fatal")) m_logLevel = Debug.Fatal;
else throw new Exception("Invalid debug logging level, " + logLevelStr);
}
}
}
/**
* Initialize the file loader using the specified parameters
*
* @param params ConfigElement
* @param ctx DeviceContext
* @exception FileLoaderException
* @exception IOException
*/
public void initializeLoader(ConfigElement params, DeviceContext ctx)
throws FileLoaderException, IOException {
// Debug output enable
if (params.getChild("Debug") != null) m_debug = true;
// Get the count of worker threads to create
ConfigElement nameVal = params.getChild("ThreadPoolSize");
if (nameVal != null && (nameVal.getValue() == null || nameVal.getValue().length() == 0))
throw new FileLoaderException("FileLoader ThreadPoolSize parameter is null");
// Convert the thread pool size parameter, or use the default value
m_readWorkers = DefaultWorkerThreads;
m_writeWorkers = DefaultWorkerThreads;
if (nameVal != null) {
try {
// Check for a single value or split read/write values
String numVal = nameVal.getValue();
int rdCnt = -1;
int wrtCnt = -1;
int pos = numVal.indexOf(':');
if (pos == -1) {
// Use the same number of read and write worker threads
rdCnt = Integer.parseInt(numVal);
wrtCnt = rdCnt;
} else {
// Split the string value into read and write values, and convert to integers
String val = numVal.substring(0, pos);
rdCnt = Integer.parseInt(val);
val = numVal.substring(pos + 1);
wrtCnt = Integer.parseInt(val);
}
// Set the read/write thread pool sizes
m_readWorkers = rdCnt;
m_writeWorkers = wrtCnt;
} catch (NumberFormatException ex) {
throw new FileLoaderException("ObjIdLoader Invalid ThreadPoolSize value, " + ex.toString());
}
}
// Range check the thread pool size
if (m_readWorkers < MinimumWorkerThreads || m_readWorkers > MaximumWorkerThreads)
throw new FileLoaderException(
"ObjIdLoader Invalid ThreadPoolSize (read), valid range is "
+ MinimumWorkerThreads
+ "-"
+ MaximumWorkerThreads);
if (m_writeWorkers < MinimumWorkerThreads || m_writeWorkers > MaximumWorkerThreads)
throw new FileLoaderException(
"ObjIdLoader Invalid ThreadPoolSize (write), valid range is "
+ MinimumWorkerThreads
+ "-"
+ MaximumWorkerThreads);
// Get the temporary file data directory
ConfigElement tempArea = params.getChild("TempDirectory");
if (tempArea == null || tempArea.getValue() == null || tempArea.getValue().length() == 0)
throw new FileLoaderException("FileLoader TempDirectory not specified or null");
// Validate the temporary directory
File tempDir = new File(tempArea.getValue());
if (tempDir.exists() == false) {
// Temporary directory does not exist, create the directory
if (tempDir.mkdir() == false)
throw new FileLoaderException(
"Failed to create temporary directory " + tempDir.getAbsolutePath());
}
m_tempDirName = tempDir.getAbsolutePath();
if (m_tempDirName != null && m_tempDirName.endsWith(File.separator) == false)
m_tempDirName = m_tempDirName + File.separator;
m_tempDir = new File(m_tempDirName);
if (m_tempDir.exists() == false || m_tempDir.isDirectory() == false)
throw new FileLoaderException(
"FileLoader TempDirectory does not exist, or is not a directory, " + m_tempDirName);
if (m_tempDir.canWrite() == false)
throw new FileLoaderException("FileLoader TempDirectory is not writeable, " + m_tempDirName);
// Create the starting temporary sub-directory
createNewTempDirectory();
// Check if the maxmimum files per sub-directory has been specified
ConfigElement maxFiles = params.getChild("MaximumFilesPerDirectory");
if (maxFiles != null) {
try {
m_tempMax = Integer.parseInt(maxFiles.getValue());
// Range check the maximum files per sub-directory
if (m_tempMax < 10 || m_tempMax > 20000)
throw new FileLoaderException(
"FileLoader MaximumFilesPerDirectory out of valid range (10-20000)");
} catch (NumberFormatException ex) {
throw new FileLoaderException(
"FileLoader MaximumFilesPerDirectory invalid, " + maxFiles.getValue());
}
} else m_tempMax = MaximumFilesPerSubDir;
// Check if there are any file processors configured
ConfigElement fileProcs = params.getChild("FileProcessors");
if (fileProcs != null) {
// Validate the file processor classes and add to the file loader
List<ConfigElement> elems = fileProcs.getChildren();
for (ConfigElement className : elems) {
// Get the current file processor class name
if (className == null || className.getValue() == null || className.getValue().length() == 0)
throw new FileLoaderException("Empty file processor class name");
// Validate the file processor class name and create an instance of the file processor
try {
// Create the file processor instance
Object procObj = Class.forName(className.getValue()).newInstance();
// Check that it is a file processor implementation
if (procObj instanceof FileProcessor) {
// Add to the list of file processors
addFileProcessor((FileProcessor) procObj);
} else
throw new FileLoaderException(
"Class " + className.getValue() + " is not a FileProcessor implementation");
} catch (ClassNotFoundException ex) {
throw new FileLoaderException("File processor class not found, " + className.getValue());
} catch (InstantiationException ex) {
throw new FileLoaderException("File processor exception, " + ex.toString());
} catch (IllegalAccessException ex) {
throw new FileLoaderException("File processor exception, " + ex.toString());
}
}
}
// Check if the database interface being used supports the required features
if (ctx instanceof DBDeviceContext) {
// Access the database device context
m_dbCtx = (DBDeviceContext) ctx;
// Check if the request queue is supported by the database interface
if (getContext().getDBInterface().supportsFeature(DBInterface.FeatureQueue) == false)
throw new FileLoaderException("DBLoader requires queue support in database interface");
if (getContext().getDBInterface() instanceof DBQueueInterface == false)
throw new FileLoaderException("Database interface does not implement queue interface");
// Check if the object id feature is supported by the database interface
if (getContext().getDBInterface().supportsFeature(DBInterface.FeatureObjectId) == false)
throw new FileLoaderException("DBLoader requires data support in database interface");
if (getContext().getDBInterface() instanceof DBObjectIdInterface)
m_dbObjectIdInterface = (DBObjectIdInterface) getContext().getDBInterface();
else
throw new FileLoaderException("Database interface does not implement object id interface");
} else throw new FileLoaderException("Requires database device context");
// Check if background loader debug is enabled
if (params.getChild("ThreadDebug") != null) m_threadDebug = true;
}