private void mRemoveNode() {
String old_node = (String) lstNodes.getSelectedValue();
java.util.List remove_list =
ConfigUtilities.getElementsWithDefinition(mBroker.getElements(mContext), old_node);
for (int i = 0; i < remove_list.size(); i++) {
mBroker.remove(mContext, (ConfigElement) remove_list.get(i));
}
}
private void createClusterManagerElement() {
ConfigElementFactory factory = new ConfigElementFactory(mBroker.getRepository().getAllLatest());
ConfigElement cluster_manager = factory.create("Sample Cluster", "cluster_manager");
for (Enumeration e = mNodesListModel.elements(); e.hasMoreElements(); ) {
cluster_manager.addProperty("cluster_node", (String) e.nextElement());
}
cluster_manager.addProperty("plugin_path", "${VJ_BASE_DIR}/lib/gadgeteer/plugins/");
cluster_manager.addProperty("plugin", "RemoteInputManager");
cluster_manager.addProperty("plugin", "ApplicationDataManager");
mBroker.add(mContext, cluster_manager);
}
private void mAddNodeBtn_actionPerformed(ActionEvent e) {
String host_name = mHostnameField.getText().trim();
String element_name = "Node(" + host_name + ")";
java.util.List elts = mBroker.getElements(mContext);
java.util.List matches = ConfigUtilities.getElementsWithDefinition(elts, element_name);
if (!host_name.equals("") && matches.size() == 0) {
// Create a cluster_node element for the node
ConfigElementFactory factory =
new ConfigElementFactory(mBroker.getRepository().getAllLatest());
ConfigElement element = factory.create(element_name, CLUSTER_NODE_TYPE);
mBroker.add(mContext, element);
element.setProperty("host_name", 0, host_name);
element.setProperty("listen_port", 0, "7000");
}
mHostnameField.setText("");
}
public void init(Map whiteboard) {
mWhiteBoard = whiteboard;
// Get handle to broker
mBroker = new ConfigBrokerProxy();
// Create a context
mContext = (ConfigContext) mWhiteBoard.get("context");
mNodesListModel = new ConfigPtrListModel(mContext);
mNodesListModel.addElementType(CLUSTER_NODE_TYPE);
mBroker.addConfigListener(mNodesListModel);
lstNodes.setModel(mNodesListModel);
mHostnameField.setText("");
}