protected void newFlow() {
m_newFlowBut.setEnabled(false);
String user = m_viewer.getUser();
String password = m_viewer.getPassword();
String uRL = m_viewer.getURL();
String query = m_viewer.getQuery();
if (query == null) {
query = "";
}
try {
DatabaseLoader dbl = new DatabaseLoader();
dbl.setUser(user);
dbl.setPassword(password);
dbl.setUrl(uRL);
dbl.setQuery(query);
BeanContextSupport bc = new BeanContextSupport();
bc.setDesignTime(true);
Loader loaderComp = new Loader();
bc.add(loaderComp);
loaderComp.setLoader(dbl);
KnowledgeFlowApp singleton = KnowledgeFlowApp.getSingleton();
m_mainPerspective.addTab("DBSource");
BeanInstance beanI =
new BeanInstance(
m_mainPerspective.getBeanLayout(m_mainPerspective.getNumTabs() - 1),
loaderComp,
50,
50,
m_mainPerspective.getNumTabs() - 1);
Vector beans = BeanInstance.getBeanInstances(m_mainPerspective.getNumTabs() - 1);
Vector connections = BeanConnection.getConnections(m_mainPerspective.getNumTabs() - 1);
singleton.integrateFlow(beans, connections, true, false);
singleton.setActivePerspective(0); // switch back to the main perspective
m_newFlowBut.setEnabled(true);
} catch (Exception ex) {
ex.printStackTrace();
}
}
/** Constructor */
public SQLViewerPerspective() {
setLayout(new BorderLayout());
m_viewer = new SqlViewer(null);
add(m_viewer, BorderLayout.CENTER);
m_newFlowBut = new JButton("New Flow");
m_newFlowBut.setToolTipText(
"Set up a new Knowledge Flow with the " + "current connection and query");
JPanel butHolder = new JPanel();
butHolder.add(m_newFlowBut);
add(butHolder, BorderLayout.SOUTH);
m_newFlowBut.addActionListener(
new ActionListener() {
public void actionPerformed(ActionEvent e) {
if (m_mainPerspective != null) {
newFlow();
}
}
});
m_newFlowBut.setEnabled(false);
m_viewer.addConnectionListener(
new ConnectionListener() {
@Override
public void connectionChange(ConnectionEvent evt) {
if (evt.getType() == ConnectionEvent.DISCONNECT) {
m_newFlowBut.setEnabled(false);
} else {
m_newFlowBut.setEnabled(true);
}
}
});
}