final boolean requestClusterState(final boolean display) {
try {
Settings settings = ElasticsearchPreferences.getInstance().toSettings();
ClusterStatsResponse stats = new Elasticsearch(settings).stats();
String desiredCluster = this.clusterName.getStringValue();
String receivedCluster = stats.getClusterNameAsString();
String message;
if (!desiredCluster.equals(receivedCluster)) {
message = "Connected to cluster " + desiredCluster;
message += " instead of " + receivedCluster + ". ";
message += "Please correct the Cluster name setting.";
throw new IllegalStateException(message);
}
if (display) {
message = "Cluster " + receivedCluster + ", ";
message += "status " + stats.getStatus() + ".";
MessageDialog.openInformation(this.getShell(), "Elasticsearch status", message.toString());
}
return true;
} catch (Exception failure) {
String title, message, toggle;
if (failure instanceof ElasticsearchException) {
ElasticsearchException exception = (ElasticsearchException) failure;
title = "Elasticsearch error";
message = exception.getDetailedMessage() + ", status " + exception.status();
} else {
title = failure instanceof IllegalStateException ? "Elasticsearch error" : "Unknown error";
message = failure.getMessage();
}
toggle = "Always request cluster status on confirmation";
Preference preference =
Preference.usingToggleState(
this.getPreferenceStore(), this.requestClusterState.getPreferenceName());
boolean state =
MessageDialogWithPreference.openError(this.getShell(), title, message, toggle, preference)
.getToggleState();
this.requestClusterState.getChangeControl().setSelection(state);
return false;
}
}
