/**
* Convert a string to an InputStream
*
* @param location Location of data to convert to an InputStream
* @return the location converted to an InputStream
* @throws AnzoException
*/
private InputStream getLocationAsStream(String location) throws AnzoException {
InputStream initializationStream = null;
if (location.startsWith(resourcePrefix)) {
String resourceLocation = location.substring(resourcePrefix.length());
initializationStream = this.getClass().getResourceAsStream(resourceLocation);
if (initializationStream == null) {
throw new AnzoException(ExceptionConstants.SERVER.INIT_FILE, resourceLocation);
}
} else {
File initializationFile = new File(location);
try {
initializationStream =
SmartEncodingInputStream.createSmartStream(new FileInputStream(initializationFile));
} catch (FileNotFoundException e2) {
throw new AnzoException(
ExceptionConstants.SERVER.INIT_FILE, initializationFile.getAbsolutePath());
}
}
return initializationStream;
}
/*
* Initialize default system information with data from RepositoryInitializationFile if no system graph information was
* provided
*/
private void initializeProvidedRoles(NodeCentricOperationContext context, URI serverURI)
throws AnzoException {
SegmentedStatementCollector sc = new SegmentedStatementCollector();
try {
if (log.isWarnEnabled()) {
log.warn(
LogUtils.RDB_MARKER,
"Initializing database from files: {}",
Arrays.toString(rdfInitFiles.toArray()));
}
for (String file : rdfInitFiles) {
ReadWriteUtils.parseStatements(
SmartEncodingInputStream.createSmartReader(getLocationAsStream(file)),
RDFFormat.forFileName(file),
"",
sc);
}
} catch (AnzoException mse) {
throw new AnzoRuntimeException(mse);
}
resetGraph(sc.getStatements(), context, serverURI);
}