protected static void doDeleteHost() {
synchronized (hosts) {
for (Host host : hosts.getSelection()) {
hosts.removeObject(host);
servicesTable.removeService(host.getName());
}
saveData();
}
}
private static void disconnect(Host host, AsyncServiceManagerServer proxy) {
if (proxy != null) servicesTable.removeService(host.getName());
Host newHost = new Host(host.getName(), host.getPort());
newHost.setIncluded(host.isIncluded());
newHost.setState("DISCONNECTED");
hosts.updateObject(newHost);
try {
discovery.removeHost(
InetAddress.getByName(host.getName()).getHostAddress() + ":" + host.getPort());
} catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
private static void saveData() {
Map data = new HashMap();
data.put("hosts", hosts.getObjectList());
data.put("hidden", hidden.getObjectList());
data.put("configurations", configurations);
File f = new File("ServiceManager.ser");
try {
if (!f.exists()) f.createNewFile();
ObjectOutputStream out = new ObjectOutputStream(new FileOutputStream(f));
out.writeObject(data);
out.close();
} catch (Exception e) {
e.printStackTrace();
}
}
private static void loadData() {
File f = new File("ServiceManager.ser");
try {
if (!f.exists()) return;
ObjectInputStream in = new ObjectInputStream(new FileInputStream(f));
Map data = (Map) in.readObject();
for (Iterator it = ((Collection) data.get("hosts")).iterator(); it.hasNext(); )
hosts.updateObject((Host) it.next());
for (Iterator it = ((Collection) data.get("hidden")).iterator(); it.hasNext(); )
hidden.updateObject((ServiceInfo) it.next());
configurations = (Set<String>) data.get("configurations");
in.close();
} catch (Exception e) {
e.printStackTrace();
}
}
private static void updateHosts() {
boolean changed = false;
synchronized (hosts) {
for (Host host : hosts.getObjectList()) {
AsyncServiceManagerServer proxy = proxies.get(host.getName());
boolean connected = false;
if (proxy != null) {
try {
connected =
((Boolean) ((Future) proxy.isServiceManager()).get(10, TimeUnit.SECONDS))
.booleanValue();
} catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
} else {
ClientBootstrap bootstrap =
new ClientBootstrap(new NioClientSocketChannelFactory(executor, executor));
HessianProxyFactory factory =
new HessianProxyFactory(executor, host.getName() + ":" + host.getPort());
bootstrap.setPipelineFactory(new RPCClientPipelineFactory(executor, factory));
// Start the connection attempt.
ChannelFuture future =
bootstrap.connect(new InetSocketAddress(host.getName(), host.getPort()));
try {
future.await(10000);
connected = future.isSuccess();
if (connected) {
Map options = new HashMap();
proxy =
(AsyncServiceManagerServer)
factory.create(
AsyncServiceManagerServer.class,
ClientMain.class.getClassLoader(),
options);
connected =
((Boolean) ((Future) proxy.isServiceManager()).get(10, TimeUnit.SECONDS))
.booleanValue();
if (connected) {
proxies.put(host.getName(), proxy);
Host newHost = new Host(host.getName(), host.getPort());
newHost.setIncluded(host.isIncluded());
newHost.setState("CONNECTED");
hosts.updateObject(newHost);
if (host.isIncluded()) servicesTable.addService(host.getName(), proxy);
} else future.getChannel().close();
}
} catch (Exception e) {
System.out.println("error accessing " + host.getName());
connected = false;
if (future != null) future.getChannel().close();
}
}
if (!connected) {
disconnect(host, proxies.remove(host.getName()));
changed = true;
} else if (proxy == null && !"DISCONNECTED".equals(host.getState())) {
Host newHost = new Host(host.getName(), host.getPort());
newHost.setIncluded(host.isIncluded());
newHost.setState("DISCONNECTED");
hosts.updateObject(newHost);
}
}
}
}
protected static void doInstall() {
final InstallDialog install = new InstallDialog();
final JDialog dialog = new JDialog(frame);
final Vector<String> listData = new Vector<String>();
for (Host host : hosts.getObjectList()) {
listData.add(host.getName());
}
install._HOSTS_LIST.setListData(listData);
for (int i = 0; i < listData.size(); i++) install._HOSTS_LIST.setSelectedIndex(i);
List<ServiceInfo> selected = servicesTable.getSelection();
if (selected.size() > 0) {
ServiceInfo selection = selected.get(0);
}
install._CONFIGURATION.setModel(new DefaultComboBoxModel(new Vector(configurations)));
install._OK_BUTTON.setAction(
new AbstractAction("INSTALL") {
public void actionPerformed(ActionEvent e) {
int[] selInd = install._HOSTS_LIST.getSelectedIndices();
install._OK_BUTTON.setEnabled(false);
install._MESSAGE.setText("installing");
for (int i : selInd) {
install._MESSAGE.setText(install._MESSAGE.getText() + " - " + listData.get(i) + ": ");
AsyncServiceManagerServer proxy = proxies.get(listData.get(i));
if (proxy != null) {
boolean result = false;
try {
result =
((Boolean)
((Future)
proxy.yajswInstall(
(String) install._CONFIGURATION.getSelectedItem()))
.get(10, TimeUnit.SECONDS))
.booleanValue();
} catch (Exception e1) {
// TODO Auto-generated catch block
e1.printStackTrace();
}
if (result) install._MESSAGE.setText(install._MESSAGE.getText() + "success");
else install._MESSAGE.setText(install._MESSAGE.getText() + "error");
} else install._MESSAGE.setText(install._MESSAGE.getText() + "no connection");
if (!configurations.contains(install._CONFIGURATION.getSelectedItem())) {
configurations.add((String) install._CONFIGURATION.getSelectedItem());
}
}
saveData();
}
});
install._CANCEL_BUTTON.setAction(
new AbstractAction("CLOSE") {
public void actionPerformed(ActionEvent e) {
dialog.setVisible(false);
}
});
dialog.add(install);
dialog.setLocationRelativeTo(frame);
dialog.setSize(570, 320);
dialog.setModalityType(ModalityType.APPLICATION_MODAL);
dialog.setVisible(true);
}
