/**
* retrieve a domain from the repo. This does lazy loading of the repo, so it calls
* reloadDomains() if not already loaded.
*
* @param domainId domain to get from the repository
* @return domain object
*/
@Override
public Domain getDomain(final String domainId) {
if (logger.isDebugEnabled()) {
logger.debug("getDomain(" + domainId + ")");
}
if (StringUtils.isEmpty(domainId)) {
throw new IllegalArgumentException(
messages.getErrorString(
"PentahoMetadataDomainRepository.ERROR_0004_DOMAIN_ID_INVALID", domainId));
}
Domain domain = null;
try {
// Load the domain file
final RepositoryFile file = getMetadataRepositoryFile(domainId);
if (file != null) {
if (hasAccessFor(file)) {
SimpleRepositoryFileData data =
repository.getDataForRead(file.getId(), SimpleRepositoryFileData.class);
if (data != null) {
domain = xmiParser.parseXmi(data.getStream());
domain.setId(domainId);
logger.debug("loaded domain");
// Load any I18N bundles
loadLocaleStrings(domainId, domain);
logger.debug("loaded I18N bundles");
} else {
throw new UnifiedRepositoryException(
messages.getErrorString(
"PentahoMetadataDomainRepository.ERROR_0005_ERROR_RETRIEVING_DOMAIN",
domainId,
"data not found"));
}
} else {
throw new PentahoAccessControlException(
messages.getErrorString(
"PentahoMetadataDomainRepository.ERROR_0005_ERROR_RETRIEVING_DOMAIN",
domainId,
"access denied"));
}
}
} catch (Exception e) {
if (!(e instanceof UnifiedRepositoryException
|| e instanceof PentahoAccessControlException)) {
throw new UnifiedRepositoryException(
messages.getErrorString(
"PentahoMetadataDomainRepository.ERROR_0005_ERROR_RETRIEVING_DOMAIN",
domainId,
e.getLocalizedMessage()),
e);
}
}
// Return
return domain;
}
/**
* Store a domain to the repository. The domain should persist between JVM restarts.
*
* @param domain domain object to store
* @param overwrite if true, overwrite existing domain
* @throws DomainIdNullException if domain id is null or empty
* @throws DomainAlreadyExistsException if a domain with the same Domain ID already exists in the
* repository and {@code overwrite == false}
* @throws DomainStorageException if there is a problem storing the domain
*/
@Override
public void storeDomain(final Domain domain, final boolean overwrite)
throws DomainIdNullException, DomainAlreadyExistsException, DomainStorageException {
if (logger.isDebugEnabled()) {
logger.debug(
"storeDomain(domain(id="
+ (domain != null ? domain.getId() : "")
+ ", "
+ overwrite
+ ")");
}
if (null == domain || StringUtils.isEmpty(domain.getId())) {
throw new DomainIdNullException(
messages.getErrorString("PentahoMetadataDomainRepository.ERROR_0001_DOMAIN_ID_NULL"));
}
String xmi = "";
try {
// NOTE - a ByteArrayInputStream doesn't need to be closed ...
// ... so this is safe AS LONG AS we use a ByteArrayInputStream
xmi = xmiParser.generateXmi(domain);
// final InputStream inputStream = new ByteArrayInputStream( xmi.getBytes( DEFAULT_ENCODING )
// );
final InputStream inputStream = new ByteArrayInputStream(xmi.getBytes("UTF8"));
storeDomain(inputStream, domain.getId(), overwrite);
} catch (DomainStorageException dse) {
throw dse;
} catch (DomainAlreadyExistsException dae) {
throw dae;
} catch (Exception e) {
final String errorMessage =
messages.getErrorString(
"PentahoMetadataDomainRepository.ERROR_0003_ERROR_STORING_DOMAIN",
domain.getId(),
e.getLocalizedMessage());
logger.error(errorMessage, e);
throw new DomainStorageException(xmi + errorMessage, e);
}
}
@Override
public void storeDomain(
InputStream inputStream, String domainId, boolean overwrite, RepositoryFileAcl acl)
throws DomainIdNullException, DomainAlreadyExistsException, DomainStorageException {
if (logger.isDebugEnabled()) {
logger.debug(String.format("storeDomain(inputStream, %s, %s, %s)", domainId, overwrite, acl));
}
if (null == inputStream) {
throw new IllegalArgumentException();
}
if (StringUtils.isEmpty(domainId)) {
throw new DomainIdNullException(
messages.getErrorString("PentahoMetadataDomainRepository.ERROR_0001_DOMAIN_ID_NULL"));
}
// Check to see if the domain already exists
final RepositoryFile domainFile = getMetadataRepositoryFile(domainId);
if (!overwrite && domainFile != null) {
final String errorString =
messages.getErrorString(
"PentahoMetadataDomainRepository.ERROR_0002_DOMAIN_ALREADY_EXISTS", domainId);
logger.error(errorString);
throw new DomainAlreadyExistsException(errorString);
}
// Check if this is valid xml
InputStream inputStream2;
String xmi;
try {
// try to see if the xmi can be parsed (ie, check if it's valid xmi)
// first, convert our input stream to a string
StringBuilder stringBuilder = new StringBuilder();
BufferedReader reader =
new BufferedReader(new InputStreamReader(inputStream, DEFAULT_ENCODING));
try {
while ((xmi = reader.readLine()) != null) {
stringBuilder.append(xmi);
}
} finally {
inputStream.close();
}
if (!isDomainIdXmiEqualsOrNotPresent(domainId, getDomainIdFromXmi(stringBuilder))) {
domainId = replaceDomainId(stringBuilder, domainId);
}
xmi = stringBuilder.toString();
// now, try to see if the xmi can be parsed (ie, check if it's valid xmi)
byte[] xmiBytes = xmi.getBytes(DEFAULT_ENCODING);
inputStream2 = new java.io.ByteArrayInputStream(xmiBytes);
xmiParser.parseXmi(inputStream2);
// xmi is valid. Create a new inputstream for the actual import action.
inputStream2.reset();
} catch (Exception ex) {
logger.error(ex.getMessage());
// throw new
// DomainStorageException(messages.getErrorString("PentahoMetadataDomainRepository.ERROR_0010_ERROR_PARSING_XMI"),
// ex);
java.io.ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
ex.printStackTrace(new java.io.PrintStream(byteArrayOutputStream));
throw new DomainStorageException(byteArrayOutputStream.toString(), ex);
}
final SimpleRepositoryFileData data =
new SimpleRepositoryFileData(inputStream2, DEFAULT_ENCODING, DOMAIN_MIME_TYPE);
final RepositoryFile newDomainFile;
if (domainFile == null) {
newDomainFile = createUniqueFile(domainId, null, data);
} else {
newDomainFile = repository.updateFile(domainFile, data, null);
}
// This invalidates any caching
flushDomains();
getAclHelper().setAclFor(newDomainFile, acl);
}
