@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
DataSourceManager sourceManager = new DataSourceManager(this);
IDataSource source = new InstagramDataSource();
sourceManager.addSource(source);
sourceManager.startFetchingData();
}
@Override
public Void call() {
ZimbraLog.clearContext();
ZimbraLog.addMboxToContext(getMailboxId());
ZimbraLog.datasource.debug("Running scheduled import for DataSource %s", getDataSourceId());
Mailbox mbox = null;
try {
// Look up mailbox, account and data source
mbox = MailboxManager.getInstance().getMailboxById(getMailboxId());
Account account = mbox.getAccount();
ZimbraLog.addAccountNameToContext(account.getName());
Provisioning prov = Provisioning.getInstance();
DataSource ds = prov.get(account, Key.DataSourceBy.id, getDataSourceId());
if (ds != null) {
ZimbraLog.addDataSourceNameToContext(ds.getName());
if (!ds.isEnabled()) {
ZimbraLog.datasource.info("DataSource is disabled. Cancelling future tasks.");
DataSourceManager.cancelTask(mbox, getDataSourceId());
return null;
}
// Do the work
DataSourceManager.importData(ds);
} else {
ZimbraLog.datasource.info(
"DataSource %s was deleted. Cancelling future tasks.", getDataSourceId());
DataSourceManager.cancelTask(mbox, getDataSourceId());
}
} catch (ServiceException e) {
ZimbraLog.datasource.warn("Scheduled DataSource import failed.", e);
return null;
}
ZimbraLog.clearContext();
return null;
}
/**
* Tests Connection of the data source
*
* @param dsmInfo The meta information of the data source to be tested.
*/
public boolean testDataSourceConnection(DataSourceMetaInfo dsmInfo) throws DataSourceException {
if (log.isDebugEnabled()) {
log.debug("Testing connection of data source: " + dsmInfo.getName());
}
DataSourceReader dsReader =
DataSourceManager.getInstance().getDataSourceReader(dsmInfo.getDefinition().getType());
try {
return dsReader.testDataSourceConnection(
DataSourceUtils.elementToString(
(Element) dsmInfo.getDefinition().getDsXMLConfiguration()));
} catch (DataSourceException e) {
log.error(e.getMessage(), e);
throw e;
}
}
private Object createDataSourceObject(DataSourceMetaInfo dsmInfo, boolean isUseDataSourceFactory)
throws DataSourceException {
DataSourceReader dsReader =
DataSourceManager.getInstance().getDataSourceReader(dsmInfo.getDefinition().getType());
if (dsReader == null) {
throw new DataSourceException(
"A data source reader cannot be found for the type '"
+ dsmInfo.getDefinition().getType()
+ "'");
}
/* sets the current data source's (tenantId + ":" + name) as a thread local value
* so it can be read by data source readers */
DataSourceUtils.setCurrentDataSourceId(this.getTenantId() + ":" + dsmInfo.getName());
return dsReader.createDataSource(
DataSourceUtils.elementToString((Element) dsmInfo.getDefinition().getDsXMLConfiguration()),
isUseDataSourceFactory);
}