Revision 19c39bf4
Added by Cherian Mathew over 8 years ago
eu.etaxonomy.taxeditor.store/src/main/java/eu/etaxonomy/taxeditor/store/CdmStoreConnector.java | ||
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package eu.etaxonomy.taxeditor.store; |
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import java.lang.reflect.InvocationTargetException; |
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import java.sql.SQLException; |
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import java.util.concurrent.CancellationException; |
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|
... | ... | |
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import org.eclipse.core.runtime.IStatus; |
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import org.eclipse.core.runtime.Status; |
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import org.eclipse.core.runtime.jobs.Job; |
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import org.eclipse.jface.dialogs.ProgressMonitorDialog; |
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import org.eclipse.jface.operation.IRunnableWithProgress; |
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import org.eclipse.swt.widgets.Display; |
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import org.springframework.core.io.Resource; |
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|
... | ... | |
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import eu.etaxonomy.taxeditor.model.MessagingUtils; |
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import eu.etaxonomy.taxeditor.remoting.source.ICdmRemoteSource; |
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import eu.etaxonomy.taxeditor.ui.dialog.LoginDialog; |
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import eu.etaxonomy.taxeditor.ui.dialog.RemotingLoginDialog; |
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35 | 39 |
import eu.etaxonomy.taxeditor.view.datasource.CdmDataSourceViewPart; |
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/** |
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* @author n.hoffmann |
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* @created Dec 8, 2010 |
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* @version 1.0 |
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*/ |
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class CdmStoreConnector extends Job { |
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private final Display display; |
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private final ICdmSource cdmSource; |
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private DbSchemaValidation dbSchemaValidation; |
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private final Resource applicationContextBean; |
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|
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/** |
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* @param datasource |
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* @param dbSchemaValidation |
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* @param applicationContextBean |
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*/ |
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public CdmStoreConnector(Display display, ICdmSource cdmSource, |
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DbSchemaValidation dbSchemaValidation, |
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Resource applicationContextBean) { |
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super("Connecting to datasource: " + cdmSource); |
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this.display = display; |
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this.cdmSource = cdmSource; |
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this.dbSchemaValidation = dbSchemaValidation; |
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this.applicationContextBean = applicationContextBean; |
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} |
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|
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@Override |
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public IStatus run(final IProgressMonitor monitor) { |
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monitor.beginTask(getConnectionMessage(), 10); |
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// check if database is up and running |
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checkDatabaseReachable(monitor); |
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|
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if (!monitor.isCanceled()) { |
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// check if the datasource actually holds data |
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checkIsNonEmptyCdmDatabase(monitor); |
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} |
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|
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if (dbSchemaValidation != DbSchemaValidation.CREATE |
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&& !monitor.isCanceled()) { |
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// if we do not create the datasource, we want to check if the |
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// datasource is compatible with this editor |
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checkDbSchemaVersionCompatibility(monitor); |
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} |
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|
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// we are done with our low level checking and will free resources now |
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cdmSource.closeOpenConnections(); |
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if (!monitor.isCanceled()) { |
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CdmStore.close(monitor); |
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} |
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ICdmApplicationConfiguration applicationController = null; |
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if (!monitor.isCanceled()) { |
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CdmProgressMonitorAdapter subprogressMonitor = CdmProgressMonitorAdapter |
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.CreateSubMonitor(monitor, 7); |
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// This is where we instantiate the application controller |
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int oldPriority = Thread.currentThread().getPriority(); |
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try { |
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Thread.currentThread().setPriority(10); |
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applicationController = getApplicationController(cdmSource,subprogressMonitor); |
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} catch (Exception e) { |
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if(! causeIsCancelationExceptionRecursive(e)){ |
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return new Status(IStatus.ERROR, "Could not connect to CDM Store", "An error occurred while trying to connect to datasource: " + cdmSource.getName(), e); |
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} |
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} finally { |
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monitor.done(); |
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Thread.currentThread().setPriority(oldPriority); |
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} |
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} |
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if (!monitor.isCanceled()) { |
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CdmStore.setInstance(applicationController, cdmSource); |
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display.asyncExec(new Runnable() { |
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/* |
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* (non-Javadoc) |
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* |
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* @see java.lang.Runnable#run() |
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*/ |
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@Override |
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public void run() { |
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authenticate(); |
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startContext(); |
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} |
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}); |
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MessagingUtils.info("Application context initialized."); |
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return Status.OK_STATUS; |
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} else { |
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// Show datasource view if not shown yet |
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display.asyncExec(new Runnable() { |
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/* |
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* (non-Javadoc) |
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* |
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* @see java.lang.Runnable#run() |
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*/ |
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@Override |
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public void run() { |
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StoreUtil.showView(CdmDataSourceViewPart.ID); |
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} |
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}); |
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return Status.CANCEL_STATUS; |
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} |
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} |
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private ICdmApplicationConfiguration getApplicationController(ICdmSource cdmSource, CdmProgressMonitorAdapter subprogressMonitor) { |
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if(cdmSource instanceof ICdmDataSource) { |
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return CdmApplicationController.NewInstance(applicationContextBean, |
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(ICdmDataSource)cdmSource, |
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dbSchemaValidation, |
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false, |
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subprogressMonitor); |
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} else if(cdmSource instanceof ICdmRemoteSource) { |
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return CdmApplicationRemoteController.NewInstance((ICdmRemoteSource)cdmSource, |
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subprogressMonitor, |
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null); |
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} else { |
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throw new UnsupportedOperationException("Cannot create application controller for " + cdmSource.getName()); |
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} |
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} |
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private void authenticate() { |
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LoginDialog loginDialog = new LoginDialog(StoreUtil.getShell()); |
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loginDialog.open(); |
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} |
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private void startContext() { |
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CdmStore.getContextManager().notifyContextStart(); |
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} |
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/** |
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* @return |
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*/ |
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private String getConnectionMessage() { |
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return cdmSource.getConnectionMessage(); |
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} |
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/** |
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* @return |
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* @throws SQLException |
|
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*/ |
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private void checkDbSchemaVersionCompatibility(IProgressMonitor monitor) { |
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monitor.subTask("Checking if datasource is compatible with this editor."); |
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String dbSchemaVersion; |
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|
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String message = null; |
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try { |
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dbSchemaVersion = cdmSource.getDbSchemaVersion(); |
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// we assume that empty dbSchemaVersion means an empty database and |
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// skip version checking |
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|
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if(dbSchemaVersion != null) { |
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int compareVersion = CdmMetaData.compareVersion(dbSchemaVersion, CdmMetaData.getDbSchemaVersion(), 3, null); |
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// if the datasource version is greater than the taxeditor compatible version then the taxeditor needs to |
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// be updated else the datasource needs to be updated |
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if(compareVersion > 0) { |
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message = "Please update the Taxonomic Editor (Help->Check for Updates) or choose a compatible datasource"; |
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} else if (compareVersion < 0) { |
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message = "Please update the chosen datasource or choose a new data source to connect to in the Datasource View."; |
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} |
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} |
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monitor.worked(1); |
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} catch (CdmSourceException e) { |
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// |
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} |
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|
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if (message != null) { |
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// Show an error message |
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211 |
MessagingUtils |
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.messageDialog( |
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"Datasource Compatibility Check failed", |
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this, |
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"The database schema for the chosen " |
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+ "datasource '" |
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+ cdmSource |
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+ "' \n is not compatible for this version of the taxonomic editor. \n\n" |
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+ message, |
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null); |
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monitor.setCanceled(true); |
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} |
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} |
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private void checkIsNonEmptyCdmDatabase(IProgressMonitor monitor) { |
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monitor.subTask("Checking if datasource is a non empty CDM database."); |
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boolean isDbEmpty = false; |
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230 |
try { |
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isDbEmpty = cdmSource.isDbEmpty(); |
|
232 |
} catch (CdmSourceException e) { |
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isDbEmpty = true; |
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} |
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if(isDbEmpty) { |
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dbSchemaValidation = DbSchemaValidation.CREATE; |
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} |
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} |
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239 |
|
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private boolean causeIsCancelationExceptionRecursive(Throwable throwable){ |
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if(throwable == null){ |
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return false; |
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243 |
}else if(throwable instanceof CancellationException){ |
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return true; |
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}else{ |
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return causeIsCancelationExceptionRecursive(throwable.getCause()); |
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} |
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} |
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249 |
|
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250 |
private void checkDatabaseReachable(IProgressMonitor monitor) { |
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251 |
try { |
|
252 |
monitor.subTask("Checking if datasource is reachable."); |
|
253 |
cdmSource.checkConnection(); |
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254 |
monitor.worked(1); |
|
255 |
} catch (CdmSourceException e) { |
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MessagingUtils.messageDialog("Could not connect to chosen datasource", |
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257 |
this, "Reason: " + e.getMessage(), e); |
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monitor.setCanceled(true); |
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} |
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} |
|
48 |
private final Display display; |
|
49 |
private final ICdmSource cdmSource; |
|
50 |
private DbSchemaValidation dbSchemaValidation; |
|
51 |
private final Resource applicationContextBean; |
|
52 |
|
|
53 |
|
|
54 |
/** |
|
55 |
* @param datasource |
|
56 |
* @param dbSchemaValidation |
|
57 |
* @param applicationContextBean |
|
58 |
*/ |
|
59 |
public CdmStoreConnector(Display display, |
|
60 |
ICdmSource cdmSource, |
|
61 |
DbSchemaValidation dbSchemaValidation, |
|
62 |
Resource applicationContextBean) { |
|
63 |
super("Connecting to datasource: " + cdmSource); |
|
64 |
this.display = display; |
|
65 |
this.cdmSource = cdmSource; |
|
66 |
this.dbSchemaValidation = dbSchemaValidation; |
|
67 |
this.applicationContextBean = applicationContextBean; |
|
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} |
|
69 |
|
|
70 |
|
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71 |
|
|
72 |
@Override |
|
73 |
public IStatus run(final IProgressMonitor monitor) { |
|
74 |
|
|
75 |
monitor.beginTask(getConnectionMessage(), 10); |
|
76 |
|
|
77 |
// check if database is up and running |
|
78 |
checkDatabaseReachable(monitor); |
|
79 |
|
|
80 |
if (!monitor.isCanceled()) { |
|
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// check if the datasource actually holds data |
|
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checkIsNonEmptyCdmDatabase(monitor); |
|
83 |
} |
|
84 |
|
|
85 |
if (dbSchemaValidation != DbSchemaValidation.CREATE |
|
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&& !monitor.isCanceled()) { |
|
87 |
// if we do not create the datasource, we want to check if the |
|
88 |
// datasource is compatible with this editor |
|
89 |
checkDbSchemaVersionCompatibility(monitor); |
|
90 |
} |
|
91 |
|
|
92 |
// we are done with our low level checking and will free resources now |
|
93 |
cdmSource.closeOpenConnections(); |
|
94 |
|
|
95 |
if (!monitor.isCanceled()) { |
|
96 |
CdmStore.close(monitor); |
|
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} |
|
98 |
|
|
99 |
ICdmApplicationConfiguration applicationController = null; |
|
100 |
|
|
101 |
if (!monitor.isCanceled()) { |
|
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CdmProgressMonitorAdapter subprogressMonitor = CdmProgressMonitorAdapter |
|
103 |
.CreateSubMonitor(monitor, 7); |
|
104 |
// This is where we instantiate the application controller |
|
105 |
int oldPriority = Thread.currentThread().getPriority(); |
|
106 |
try { |
|
107 |
Thread.currentThread().setPriority(10); |
|
108 |
applicationController = getApplicationController(cdmSource,subprogressMonitor); |
|
109 |
} catch (Exception e) { |
|
110 |
if(! causeIsCancelationExceptionRecursive(e)){ |
|
111 |
return new Status(IStatus.ERROR, "Could not connect to CDM Store", "An error occurred while trying to connect to datasource: " + cdmSource.getName(), e); |
|
112 |
} |
|
113 |
} finally { |
|
114 |
monitor.done(); |
|
115 |
Thread.currentThread().setPriority(oldPriority); |
|
116 |
} |
|
117 |
} |
|
118 |
|
|
119 |
|
|
120 |
|
|
121 |
if (!monitor.isCanceled()) { |
|
122 |
CdmStore.setInstance(applicationController, cdmSource); |
|
123 |
|
|
124 |
display.asyncExec(new Runnable() { |
|
125 |
/* |
|
126 |
* (non-Javadoc) |
|
127 |
* |
|
128 |
* @see java.lang.Runnable#run() |
|
129 |
*/ |
|
130 |
@Override |
|
131 |
public void run() { |
|
132 |
authenticate(); |
|
133 |
|
|
134 |
startContext(); |
|
135 |
} |
|
136 |
}); |
|
137 |
|
|
138 |
MessagingUtils.info("Application context initialized."); |
|
139 |
return Status.OK_STATUS; |
|
140 |
} else { |
|
141 |
// Show datasource view if not shown yet |
|
142 |
display.asyncExec(new Runnable() { |
|
143 |
/* |
|
144 |
* (non-Javadoc) |
|
145 |
* |
|
146 |
* @see java.lang.Runnable#run() |
|
147 |
*/ |
|
148 |
@Override |
|
149 |
public void run() { |
|
150 |
StoreUtil.showView(CdmDataSourceViewPart.ID); |
|
151 |
} |
|
152 |
}); |
|
153 |
return Status.CANCEL_STATUS; |
|
154 |
} |
|
155 |
|
|
156 |
} |
|
157 |
|
|
158 |
public void start(final RemotingLoginDialog loginDialog) { |
|
159 |
// hide login dialog and start connection dialog |
|
160 |
loginDialog.setMessage(null); |
|
161 |
loginDialog.hide(true); |
|
162 |
|
|
163 |
|
|
164 |
ProgressMonitorDialog dialog = new ProgressMonitorDialog(StoreUtil.getShell()); |
|
165 |
|
|
166 |
try { |
|
167 |
dialog.run(true, true, new IRunnableWithProgress() { |
|
168 |
@Override |
|
169 |
public void run(final IProgressMonitor monitor) { |
|
170 |
try { |
|
171 |
monitor.beginTask(getConnectionMessage(), 7); |
|
172 |
|
|
173 |
// check if database is up and running |
|
174 |
checkDatabaseReachable(monitor); |
|
175 |
|
|
176 |
// check if the datasource actually holds data |
|
177 |
checkIsNonEmptyCdmDatabase(monitor); |
|
178 |
|
|
179 |
if (dbSchemaValidation != DbSchemaValidation.CREATE) { |
|
180 |
// if we do not create the datasource, we want to check if the |
|
181 |
// datasource is compatible with this editor |
|
182 |
checkDbSchemaVersionCompatibility(monitor); |
|
183 |
} |
|
184 |
|
|
185 |
// we are done with our low level checking and will free resources now |
|
186 |
cdmSource.closeOpenConnections(); |
|
187 |
|
|
188 |
display.syncExec(new Runnable() { |
|
189 |
/* |
|
190 |
* (non-Javadoc) |
|
191 |
* |
|
192 |
* @see java.lang.Runnable#run() |
|
193 |
*/ |
|
194 |
@Override |
|
195 |
public void run() { |
|
196 |
// close the current context |
|
197 |
CdmStore.close(monitor, false); |
|
198 |
} |
|
199 |
}); |
|
200 |
|
|
201 |
ICdmApplicationConfiguration applicationController = null; |
|
202 |
|
|
203 |
if (!monitor.isCanceled()) { |
|
204 |
CdmProgressMonitorAdapter subprogressMonitor = CdmProgressMonitorAdapter |
|
205 |
.CreateSubMonitor(monitor, 3); |
|
206 |
// genrerate new application controller |
|
207 |
applicationController = getApplicationController(cdmSource,subprogressMonitor); |
|
208 |
} |
|
209 |
|
|
210 |
|
|
211 |
if (!monitor.isCanceled()) { |
|
212 |
CdmStore.setInstance(applicationController, cdmSource); |
|
213 |
monitor.subTask("Authenticating user and starting editor context..."); |
|
214 |
display.syncExec(new Runnable() { |
|
215 |
/* |
|
216 |
* (non-Javadoc) |
|
217 |
* |
|
218 |
* @see java.lang.Runnable#run() |
|
219 |
*/ |
|
220 |
@Override |
|
221 |
public void run() { |
|
222 |
|
|
223 |
try { |
|
224 |
// create new security context |
|
225 |
CdmStore.getLoginManager().doAuthenticate(loginDialog.getUsername(), loginDialog.getPassword()); |
|
226 |
loginDialog.dispose(); |
|
227 |
// start editor context |
|
228 |
CdmStore.getContextManager().notifyContextStartWithoutDialog(monitor); |
|
229 |
|
|
230 |
} catch(CdmAuthenticationException cae) { |
|
231 |
loginDialog.hide(false); |
|
232 |
loginDialog.setMessage(cae.getMessage()); |
|
233 |
} |
|
234 |
|
|
235 |
} |
|
236 |
}); |
|
237 |
} else { |
|
238 |
throw new RuntimeException("Login cancelled"); |
|
239 |
} |
|
240 |
} finally { |
|
241 |
monitor.done(); |
|
242 |
} |
|
243 |
} |
|
244 |
}); |
|
245 |
} catch (InvocationTargetException e) { |
|
246 |
loginDialog.hide(false); |
|
247 |
loginDialog.setMessage(e.getMessage()); |
|
248 |
} catch (InterruptedException e) { |
|
249 |
loginDialog.hide(false); |
|
250 |
loginDialog.setMessage(e.getMessage()); |
|
251 |
} |
|
252 |
} |
|
253 |
|
|
254 |
|
|
255 |
private ICdmApplicationConfiguration getApplicationController(ICdmSource cdmSource, CdmProgressMonitorAdapter subprogressMonitor) { |
|
256 |
if(cdmSource instanceof ICdmDataSource) { |
|
257 |
return CdmApplicationController.NewInstance(applicationContextBean, |
|
258 |
(ICdmDataSource)cdmSource, |
|
259 |
dbSchemaValidation, |
|
260 |
false, |
|
261 |
subprogressMonitor); |
|
262 |
} else if(cdmSource instanceof ICdmRemoteSource) { |
|
263 |
return CdmApplicationRemoteController.NewInstance((ICdmRemoteSource)cdmSource, |
|
264 |
subprogressMonitor, |
|
265 |
null); |
|
266 |
} else { |
|
267 |
throw new UnsupportedOperationException("Cannot create application controller for " + cdmSource.getName()); |
|
268 |
} |
|
269 |
} |
|
270 |
|
|
271 |
private void authenticate() { |
|
272 |
LoginDialog saloginDialog = new LoginDialog(StoreUtil.getShell()); |
|
273 |
saloginDialog.open(); |
|
274 |
} |
|
275 |
|
|
276 |
private void startContext() { |
|
277 |
CdmStore.getContextManager().notifyContextStart(); |
|
278 |
} |
|
279 |
|
|
280 |
/** |
|
281 |
* @return |
|
282 |
*/ |
|
283 |
private String getConnectionMessage() { |
|
284 |
return cdmSource.getConnectionMessage(); |
|
285 |
} |
|
286 |
|
|
287 |
/** |
|
288 |
* @return |
|
289 |
* @throws SQLException |
|
290 |
*/ |
|
291 |
private void checkDbSchemaVersionCompatibility(IProgressMonitor monitor) { |
|
292 |
monitor.subTask("Checking if datasource is compatible with this editor."); |
|
293 |
String dbSchemaVersion; |
|
294 |
|
|
295 |
String message = null; |
|
296 |
try { |
|
297 |
dbSchemaVersion = cdmSource.getDbSchemaVersion(); |
|
298 |
// we assume that empty dbSchemaVersion means an empty database and |
|
299 |
// skip version checking |
|
300 |
|
|
301 |
if(dbSchemaVersion != null) { |
|
302 |
int compareVersion = CdmMetaData.compareVersion(dbSchemaVersion, CdmMetaData.getDbSchemaVersion(), 3, null); |
|
303 |
// if the datasource version is greater than the taxeditor compatible version then the taxeditor needs to |
|
304 |
// be updated else the datasource needs to be updated |
|
305 |
if(compareVersion > 0) { |
|
306 |
message = "Please update the Taxonomic Editor (Help->Check for Updates) or choose a compatible datasource"; |
|
307 |
} else if (compareVersion < 0) { |
|
308 |
message = "Please update the chosen datasource or choose a new data source to connect to in the Datasource View."; |
|
309 |
} |
|
310 |
} |
|
311 |
monitor.worked(1); |
|
312 |
} catch (CdmSourceException e) { |
|
313 |
// |
|
314 |
} |
|
315 |
|
|
316 |
if (message != null) { |
|
317 |
// Show an error message |
|
318 |
MessagingUtils |
|
319 |
.messageDialog( |
|
320 |
"Datasource Compatibility Check failed", |
|
321 |
this, |
|
322 |
"The database schema for the chosen " |
|
323 |
+ "datasource '" |
|
324 |
+ cdmSource |
|
325 |
+ "' \n is not compatible for this version of the taxonomic editor. \n\n" |
|
326 |
+ message, |
|
327 |
null); |
|
328 |
|
|
329 |
monitor.setCanceled(true); |
|
330 |
} |
|
331 |
|
|
332 |
} |
|
333 |
|
|
334 |
private void checkIsNonEmptyCdmDatabase(IProgressMonitor monitor) { |
|
335 |
monitor.subTask("Checking if datasource is a non empty CDM database."); |
|
336 |
boolean isDbEmpty = false; |
|
337 |
try { |
|
338 |
isDbEmpty = cdmSource.isDbEmpty(); |
|
339 |
} catch (CdmSourceException e) { |
|
340 |
isDbEmpty = true; |
|
341 |
} |
|
342 |
if(isDbEmpty) { |
|
343 |
dbSchemaValidation = DbSchemaValidation.CREATE; |
|
344 |
} |
|
345 |
} |
|
346 |
|
|
347 |
private boolean causeIsCancelationExceptionRecursive(Throwable throwable){ |
|
348 |
if(throwable == null){ |
|
349 |
return false; |
|
350 |
}else if(throwable instanceof CancellationException){ |
|
351 |
return true; |
|
352 |
}else{ |
|
353 |
return causeIsCancelationExceptionRecursive(throwable.getCause()); |
|
354 |
} |
|
355 |
} |
|
356 |
|
|
357 |
private void checkDatabaseReachable(IProgressMonitor monitor) { |
|
358 |
try { |
|
359 |
monitor.subTask("Checking if datasource is reachable."); |
|
360 |
cdmSource.checkConnection(); |
|
361 |
monitor.worked(1); |
|
362 |
} catch (CdmSourceException e) { |
|
363 |
MessagingUtils.messageDialog("Could not connect to chosen datasource", |
|
364 |
this, "Reason: " + e.getMessage(), e); |
|
365 |
monitor.setCanceled(true); |
|
366 |
} |
|
367 |
} |
|
368 |
|
|
369 |
|
|
261 | 370 |
} |
Also available in: Unified diff
#5029 Implement oneclick login for remoting