private void sayHello() {
if (_helloPrx == null) {
return;
}
int delay = _delaySlider.getValue();
try {
if (!_deliveryMode.isBatch()) {
_status.setText("Sending request");
final DeliveryMode mode = _deliveryMode;
java.util.concurrent.CompletableFuture<Void> f = _helloPrx.sayHelloAsync(delay);
final Holder<Boolean> response = new Holder<Boolean>(false);
f.whenComplete(
(result, ex) -> {
if (ex == null) {
assert (!response.value);
response.value = true;
_status.setText("Ready");
} else {
assert (!response.value);
response.value = true;
handleException(ex);
}
});
com.zeroc.Ice.Util.getInvocationFuture(f)
.whenSent(
(ss, ex) -> {
if (ex == null) {
if (mode.isOneway()) {
_status.setText("Ready");
} else if (!response.value) {
_status.setText("Waiting for response");
}
}
});
} else {
_flush.setEnabled(true);
_helloPrx.sayHello(delay);
_status.setText("Queued sayHello request");
}
} catch (com.zeroc.Ice.LocalException ex) {
handleException(ex);
}
}
private void flush() {
if (_helloPrx == null) {
return;
}
_helloPrx
.ice_flushBatchRequestsAsync()
.whenComplete(
(result, ex) -> {
if (ex != null) {
handleException(ex);
}
});
_flush.setEnabled(false);
_status.setText("Flushed batch requests");
}
Client(String[] args) {
//
// Initialize an Ice communicator.
//
try {
com.zeroc.Ice.InitializationData initData = new com.zeroc.Ice.InitializationData();
initData.properties = com.zeroc.Ice.Util.createProperties();
initData.properties.load("config.client");
initData.dispatcher =
(runnable, connection) -> {
SwingUtilities.invokeLater(runnable);
};
_communicator = com.zeroc.Ice.Util.initialize(args, initData).communicator;
} catch (Throwable ex) {
handleException(ex);
}
Container cp = this;
JLabel l1 = new JLabel("Hostname");
_hostname = new JTextField();
JLabel l2 = new JLabel("Mode");
_mode = new JComboBox<String>();
JLabel l3 = new JLabel("Timeout");
_timeoutSlider = new JSlider(0, MAX_TIME);
_timeoutLabel = new JLabel("0.0");
JLabel l4 = new JLabel("Delay");
_delaySlider = new JSlider(0, MAX_TIME);
_delayLabel = new JLabel("0.0");
JPanel buttonPanel = new JPanel();
_hello = new JButton("Hello World!");
_shutdown = new JButton("Shutdown");
_flush = new JButton("Flush");
_flush.setEnabled(false);
JSeparator statusPanelSeparator = new JSeparator();
_status = new JLabel();
_status.setText("Ready");
//
// Default to localhost.
//
_hostname.setText("127.0.0.1");
_hostname
.getDocument()
.addDocumentListener(
new DocumentListener() {
@Override
public void changedUpdate(DocumentEvent e) {
updateProxy();
}
@Override
public void insertUpdate(DocumentEvent e) {
if (e.getDocument().getLength() > 0) {
_hello.setEnabled(true);
_shutdown.setEnabled(true);
}
updateProxy();
}
@Override
public void removeUpdate(DocumentEvent e) {
if (e.getDocument().getLength() == 0) {
_hello.setEnabled(false);
_shutdown.setEnabled(false);
_flush.setEnabled(false);
}
updateProxy();
}
});
_mode.setModel(new DefaultComboBoxModel<String>(DELIVERY_MODE_DESC));
_hello.addActionListener(
new ActionListener() {
@Override
public void actionPerformed(ActionEvent e) {
sayHello();
}
});
_shutdown.addActionListener(
new ActionListener() {
@Override
public void actionPerformed(ActionEvent e) {
shutdown();
}
});
_flush.addActionListener(
new ActionListener() {
@Override
public void actionPerformed(ActionEvent e) {
flush();
}
});
_mode.addActionListener(
new ActionListener() {
@Override
public void actionPerformed(ActionEvent e) {
changeDeliveryMode(_mode.getSelectedIndex());
}
});
changeDeliveryMode(_mode.getSelectedIndex());
_timeoutSlider.addChangeListener(new SliderListener(_timeoutSlider, _timeoutLabel));
_timeoutSlider.addChangeListener(
new ChangeListener() {
@Override
public void stateChanged(ChangeEvent ce) {
updateProxy();
}
});
_timeoutSlider.setValue(0);
_delaySlider.addChangeListener(new SliderListener(_delaySlider, _delayLabel));
_delaySlider.setValue(0);
GridBagConstraints gridBagConstraints;
cp.setMaximumSize(null);
cp.setPreferredSize(null);
cp.setLayout(new GridBagLayout());
l1.setText("Hostname");
gridBagConstraints = new GridBagConstraints();
gridBagConstraints.gridx = 0;
gridBagConstraints.gridy = 0;
gridBagConstraints.anchor = GridBagConstraints.WEST;
gridBagConstraints.insets = new Insets(5, 5, 5, 5);
cp.add(l1, gridBagConstraints);
gridBagConstraints = new GridBagConstraints();
gridBagConstraints.gridx = 1;
gridBagConstraints.gridy = 0;
gridBagConstraints.gridwidth = 2;
gridBagConstraints.fill = GridBagConstraints.HORIZONTAL;
gridBagConstraints.insets = new Insets(5, 0, 5, 5);
cp.add(_hostname, gridBagConstraints);
l2.setText("Mode");
gridBagConstraints = new GridBagConstraints();
gridBagConstraints.gridx = 0;
gridBagConstraints.gridy = 1;
gridBagConstraints.anchor = GridBagConstraints.WEST;
gridBagConstraints.insets = new Insets(0, 5, 5, 0);
cp.add(l2, gridBagConstraints);
gridBagConstraints = new GridBagConstraints();
gridBagConstraints.gridx = 1;
gridBagConstraints.gridy = 1;
gridBagConstraints.gridwidth = 2;
gridBagConstraints.fill = GridBagConstraints.HORIZONTAL;
gridBagConstraints.insets = new Insets(0, 0, 5, 5);
cp.add(_mode, gridBagConstraints);
l3.setText("Timeout");
gridBagConstraints = new GridBagConstraints();
gridBagConstraints.gridx = 0;
gridBagConstraints.gridy = 2;
gridBagConstraints.anchor = GridBagConstraints.WEST;
gridBagConstraints.insets = new Insets(0, 5, 5, 0);
cp.add(l3, gridBagConstraints);
gridBagConstraints = new GridBagConstraints();
gridBagConstraints.gridx = 1;
gridBagConstraints.gridy = 2;
gridBagConstraints.fill = GridBagConstraints.HORIZONTAL;
gridBagConstraints.anchor = GridBagConstraints.WEST;
cp.add(_timeoutSlider, gridBagConstraints);
_timeoutLabel.setMinimumSize(new Dimension(20, 17));
gridBagConstraints = new GridBagConstraints();
gridBagConstraints.gridx = 2;
gridBagConstraints.gridy = 2;
gridBagConstraints.anchor = GridBagConstraints.WEST;
gridBagConstraints.insets = new Insets(0, 5, 5, 5);
cp.add(_timeoutLabel, gridBagConstraints);
l4.setText("Delay");
gridBagConstraints = new GridBagConstraints();
gridBagConstraints.gridx = 0;
gridBagConstraints.gridy = 3;
gridBagConstraints.anchor = GridBagConstraints.WEST;
gridBagConstraints.insets = new Insets(0, 5, 5, 0);
cp.add(l4, gridBagConstraints);
gridBagConstraints = new GridBagConstraints();
gridBagConstraints.gridx = 1;
gridBagConstraints.gridy = 3;
gridBagConstraints.fill = GridBagConstraints.HORIZONTAL;
gridBagConstraints.anchor = GridBagConstraints.WEST;
cp.add(_delaySlider, gridBagConstraints);
_delayLabel.setMinimumSize(new Dimension(20, 17));
gridBagConstraints = new GridBagConstraints();
gridBagConstraints.gridx = 2;
gridBagConstraints.gridy = 3;
gridBagConstraints.anchor = GridBagConstraints.WEST;
gridBagConstraints.insets = new Insets(0, 5, 5, 5);
cp.add(_delayLabel, gridBagConstraints);
_hello.setText("Hello World!");
buttonPanel.add(_hello);
_shutdown.setText("Shutdown");
buttonPanel.add(_shutdown);
_flush.setText("Flush");
buttonPanel.add(_flush);
gridBagConstraints = new GridBagConstraints();
gridBagConstraints.gridx = 0;
gridBagConstraints.gridy = 4;
gridBagConstraints.gridwidth = 3;
gridBagConstraints.ipady = 5;
cp.add(buttonPanel, gridBagConstraints);
gridBagConstraints = new GridBagConstraints();
gridBagConstraints.gridx = 0;
gridBagConstraints.gridy = 5;
gridBagConstraints.gridwidth = 3;
gridBagConstraints.fill = GridBagConstraints.HORIZONTAL;
gridBagConstraints.insets = new Insets(0, 5, 5, 5);
cp.add(statusPanelSeparator, gridBagConstraints);
gridBagConstraints = new GridBagConstraints();
gridBagConstraints.gridx = 0;
gridBagConstraints.gridy = 6;
gridBagConstraints.gridwidth = 3;
gridBagConstraints.fill = GridBagConstraints.HORIZONTAL;
gridBagConstraints.insets = new Insets(0, 5, 5, 5);
cp.add(_status, gridBagConstraints);
setDefaultCloseOperation(WindowConstants.DO_NOTHING_ON_CLOSE);
_shutdownHook =
new Thread("Shutdown hook") {
@Override
public void run() {
destroyCommunicator();
}
};
try {
Runtime.getRuntime().addShutdownHook(_shutdownHook);
} catch (IllegalStateException e) {
//
// Shutdown in progress, ignored
//
}
addWindowListener(
new WindowAdapter() {
@Override
public void windowClosing(WindowEvent e) {
destroyCommunicator();
Runtime.getRuntime().removeShutdownHook(_shutdownHook);
dispose();
Runtime.getRuntime().exit(0);
}
});
setTitle("Ice - Hello World!");
pack();
locateOnScreen(this);
setVisible(true);
}