/**
* Load grid configuration for specified node type.
*
* @param type Node type to load configuration for.
* @return Grid configuration for specified node type.
*/
static IgniteConfiguration getConfig(String type) {
String path = NODE_CFG.get(type);
if (path == null) throw new IllegalArgumentException("Unsupported node type: " + type);
URL url = U.resolveIgniteUrl(path);
BeanFactory ctx = new FileSystemXmlApplicationContext(url.toString());
return (IgniteConfiguration) ctx.getBean("grid.cfg");
}
/** {@inheritDoc} */
@Override
public void onDiscoveryDataReceived(UUID nodeId, UUID rmtNodeId, Serializable data) {
Map<String, Serializable> discData = (Map<String, Serializable>) data;
if (discData != null) {
for (Map.Entry<String, Serializable> e : discData.entrySet()) {
PluginProvider provider = plugins.get(e.getKey());
if (provider != null) provider.receiveDiscoveryData(nodeId, e.getValue());
else U.warn(log, "Received discovery data for unknown plugin: " + e.getKey());
}
}
}
/**
* Example for start/stop node tasks.
*
* @param args Not used.
*/
public static void main(String[] args) {
String nodeType = "tcp+ssl";
// Start initial node = 1
try (Ignite g = G.start(NODE_CFG.get(nodeType))) {
// Change topology.
changeTopology(g, 4, 1, nodeType);
changeTopology(g, 1, 4, nodeType);
// Stop node by id = 0
g.compute().execute(ClientStopNodeTask.class, g.cluster().localNode().id().toString());
// Wait for node stops.
// U.sleep(1000);
assert G.allGrids().isEmpty();
} catch (Exception e) {
System.err.println("Uncaught exception: " + e.getMessage());
e.printStackTrace(System.err);
}
}
/**
* @param name Plugin name.
* @return Plugin provider.
*/
@SuppressWarnings("unchecked")
@Nullable
public <T extends PluginProvider> T pluginProvider(String name) {
return (T) plugins.get(name);
}
/**
* @param provider Plugin context.
* @return Plugin context.
*/
@SuppressWarnings("unchecked")
public <T extends PluginContext> T pluginContextForProvider(PluginProvider provider) {
return (T) pluginCtxMap.get(provider);
}