private void startPerfTest() {
int num_puts = 1000;
int size = 1000;
short repl_count = 1;
long timeout = 0;
String key_prefix = "key";
String tmp = perf_key_prefix.getText();
if (tmp != null) key_prefix = tmp;
tmp = perf_num_keys.getText();
if (tmp != null) num_puts = Integer.valueOf(tmp);
tmp = perf_size.getText();
if (tmp != null) size = Integer.valueOf(tmp);
tmp = perf_repl_count_field.getText();
if (tmp != null) repl_count = Short.valueOf(tmp);
tmp = perf_timeout_field.getText();
if (tmp != null) timeout = Long.valueOf(tmp);
long start = System.currentTimeMillis();
for (int i = 0; i < num_puts; i++) {
String key = key_prefix + "-" + i;
String value = "val-" + i;
cache.put(key, value, repl_count, timeout);
}
long diff = System.currentTimeMillis() - start;
status.setText("It took " + diff + " ms to insert " + num_puts + " elements");
}
public void actionPerformed(ActionEvent event) {
String command = event.getActionCommand();
if (command.equals("Put")) {
String key = key_field.getText();
String value = value_field.getText();
String repl_count = repl_count_field.getText();
String timeout = timeout_field.getText();
if (key == null || value == null) return;
if (repl_count == null) repl_count = "1";
if (timeout == null) timeout = "0";
cache.put(key, value, Short.valueOf(repl_count), Long.valueOf(timeout));
} else if (command.equals("Remove")) {
int[] rows = table.getSelectedRows();
if (rows != null) {
for (int row : rows) {
String key = (String) model.getValueAt(row, 0);
if (key != null) cache.remove(key);
}
}
} else if (command.equals("Clear")) {
clear();
} else if (command.equals("Rebalance")) {
cache.mcastEntries();
} else if (command.equals("Reset")) {
status.setText("");
} else if (command.equals("Start")) {
startPerfTest();
} else if (command.equals("Stop")) {
} else if (command.equals("Exit")) {
if (cache != null) cache.stop();
frame.dispose();
System.exit(1); // or can we break out of mainLoop() somehow else ?
}
}
void setTitle(String title) {
String local_addr = cache != null ? cache.getLocalAddressAsString() : null;
int num_nodes = cache != null ? cache.getClusterSize() : 0;
frame.setTitle(title + ": " + local_addr + " (" + num_nodes + ")");
}
private void start(
String props,
String cluster_name,
long rpc_timeout,
long caching_time,
boolean migrate_data,
boolean use_l1_cache,
int l1_max_entries,
long l1_reaping_interval,
int l2_max_entries,
long l2_reaping_interval)
throws Exception {
MBeanServer server = ManagementFactory.getPlatformMBeanServer();
cache = new ReplCache<String, String>(props, cluster_name);
cache.setCallTimeout(rpc_timeout);
cache.setCachingTime(caching_time);
cache.setMigrateData(migrate_data);
JmxConfigurator.register(cache, server, BASENAME + ":name=cache");
JmxConfigurator.register(cache.getL2Cache(), server, BASENAME + ":name=l2-cache");
if (use_l1_cache) {
Cache<String, String> l1_cache = new Cache<String, String>();
cache.setL1Cache(l1_cache);
if (l1_reaping_interval > 0) l1_cache.enableReaping(l1_reaping_interval);
if (l1_max_entries > 0) l1_cache.setMaxNumberOfEntries(l1_max_entries);
JmxConfigurator.register(cache.getL1Cache(), server, BASENAME + ":name=l1-cache");
}
if (l2_max_entries > 0 || l2_reaping_interval > 0) {
Cache<String, ReplCache.Value<String>> l2_cache = cache.getL2Cache();
if (l2_max_entries > 0) l2_cache.setMaxNumberOfEntries(l2_max_entries);
if (l2_reaping_interval > 0) l2_cache.enableReaping(l2_reaping_interval);
}
Runtime.getRuntime()
.addShutdownHook(
new Thread() {
public void run() {
cache.stop();
}
});
cache.start();
model = new MyTableModel<String, String>();
model.setMap(cache.getL2Cache().getInternalMap());
cache.addChangeListener(model);
frame = new JFrame("ReplCacheDemo");
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
setLayout(new BoxLayout(this, BoxLayout.Y_AXIS));
table = new MyTable(model);
table.setPreferredScrollableViewportSize(new Dimension(500, 200));
// table.setFillsViewportHeight(true); // JDK 6 specific
table.setShowGrid(false);
table.setFont(table.getFont().deriveFont(Font.BOLD));
add(new JScrollPane(table));
JPanel key = new JPanel(new FlowLayout(FlowLayout.LEFT));
key.add(new JLabel("Key "));
key.add(key_field);
add(key);
JPanel value = new JPanel(new FlowLayout(FlowLayout.LEFT));
value.add(new JLabel("Value"));
value.add(value_field);
add(value);
JPanel repl_count = new JPanel(new FlowLayout(FlowLayout.LEFT));
repl_count.add(new JLabel("Replication count"));
repl_count.add(repl_count_field);
add(repl_count);
JPanel timeout = new JPanel(new FlowLayout(FlowLayout.LEFT));
timeout.add(new JLabel("Timeout"));
timeout.add(timeout_field);
add(timeout);
JPanel buttons = new JPanel();
JButton put_button = createButton("Put");
buttons.add(createButton("Put"));
buttons.add(createButton("Remove"));
buttons.add(createButton("Clear"));
buttons.add(createButton("Rebalance"));
buttons.add(createButton("Exit"));
buttons.add(num_elements);
add(buttons);
setOpaque(true);
root_pane.addTab("Data", this);
JPanel perf_panel = new JPanel();
perf_panel.setLayout(new BoxLayout(perf_panel, BoxLayout.Y_AXIS));
perf_panel.setOpaque(true);
root_pane.addTab("Perf test", perf_panel);
perf_panel.add(status);
status.setForeground(Color.BLUE);
JPanel prefix = new JPanel(new FlowLayout(FlowLayout.LEFT));
prefix.add(new JLabel("Key prefix"));
prefix.add(perf_key_prefix);
perf_panel.add(prefix);
JPanel keys = new JPanel(new FlowLayout(FlowLayout.LEFT));
keys.add(new JLabel("Number of keys to insert"));
keys.add(perf_num_keys);
perf_panel.add(keys);
JPanel size = new JPanel(new FlowLayout(FlowLayout.LEFT));
size.add(new JLabel("Size of each key (bytes)"));
size.add(perf_size);
size.add(new JLabel(" (ignored for now)"));
perf_panel.add(size);
JPanel perf_repl_count = new JPanel(new FlowLayout(FlowLayout.LEFT));
perf_repl_count.add(new JLabel("Replication count"));
perf_repl_count.add(perf_repl_count_field);
perf_panel.add(perf_repl_count);
JPanel perf_timeout = new JPanel(new FlowLayout(FlowLayout.LEFT));
perf_timeout.add(new JLabel("Timeout"));
perf_timeout.add(perf_timeout_field);
perf_panel.add(perf_timeout);
JPanel perf_buttons = new JPanel(new FlowLayout(FlowLayout.LEFT));
perf_buttons.add(createButton("Start"));
perf_buttons.add(createButton("Stop"));
perf_buttons.add(createButton("Reset"));
perf_buttons.add(createButton("Exit"));
perf_panel.add(perf_buttons);
frame.setContentPane(root_pane);
frame.pack();
frame.getRootPane().setDefaultButton(put_button);
frame.setVisible(true);
setTitle("ReplCacheDemo");
cache.addMembershipListener(
new MembershipListenerAdapter() {
public void viewAccepted(View new_view) {
setTitle("ReplCacheDemo");
}
});
}
private void clear() {
cache.clear();
}