private static void handleFilepath() {
final BufferedReader br;
try {
br = new BufferedReader(new FileReader(filePath));
} catch (FileNotFoundException e) {
throw new RuntimeException("File not found: " + filePath, e);
}
String line;
try {
while ((line = br.readLine()) != null) {
try {
cloudname.createCoordinate(Coordinate.parse(line));
System.out.println("Created " + line);
} catch (Exception e) {
System.err.println("Could not create: " + line + "Got error: " + e.getMessage());
}
}
} catch (IOException e) {
throw new RuntimeException("Failed to read coordinate from file. " + e.getMessage(), e);
} finally {
cloudname.close();
try {
br.close();
} catch (IOException e) {
System.err.println("Failed while trying to close file reader. " + e.getMessage());
}
}
}
public static void main(final String[] args) {
// Disable log system, we want full control over what is sent to console.
final ConsoleAppender consoleAppender = new ConsoleAppender();
consoleAppender.activateOptions();
consoleAppender.setLayout(new PatternLayout("%p %t %C:%M %m%n"));
consoleAppender.setThreshold(Level.OFF);
BasicConfigurator.configure(consoleAppender);
// Parse the flags.
Flags flags = new Flags().loadOpts(ZkTool.class).parse(args);
// Check if we wish to print out help text
if (flags.helpFlagged()) {
flags.printHelp(System.out);
System.out.println("Must specify one of the following options:");
System.out.println(actionSelectingFlagNames);
return;
}
checkArgumentCombinationValid(flags);
ZkCloudname.Builder builder = new ZkCloudname.Builder();
if (zooKeeperFlag == null) {
builder.setDefaultConnectString();
} else {
builder.setConnectString(zooKeeperFlag);
}
try {
cloudname = builder.build().connect();
} catch (CloudnameException e) {
System.err.println("Could not connect to zookeeper " + e.getMessage());
return;
}
try {
if (filePath != null) {
handleFilepath();
} else if (coordinateFlag != null) {
handleCoordinateOperation();
} else if (resolverExpression != null) {
handleResolverExpression();
} else if (listFlag) {
listCoordinates();
} else {
System.err.println("No action specified");
}
} catch (Exception e) {
System.err.println("An error occurred: " + e.getMessage());
e.printStackTrace();
} finally {
cloudname.close();
}
}
