jixuan1989 commented on a change in pull request #25: Fix sonar
URL: https://github.com/apache/incubator-iotdb/pull/25#discussion_r250492078
##########
File path: iotdb-cli/src/main/java/org/apache/iotdb/cli/client/Client.java
##########
@@ -121,82 +120,54 @@ public static void main(String[] args) throws
ClassNotFoundException {
return;
}
- ConsoleReader reader = null;
- try {
- reader = new ConsoleReader();
+ try(ConsoleReader reader = new ConsoleReader()) {
reader.setExpandEvents(false);
- // for (Completer completer : getCommandCompleter()) {
- // reader.addCompleter(completer);
- // }
- // ((CandidateListCompletionHandler) reader.getCompletionHandler())
- // .setPrintSpaceAfterFullCompletion(false);
String s;
- try {
- host = checkRequiredArg(HOST_ARGS, HOST_NAME, commandLine, false,
host);
- port = checkRequiredArg(PORT_ARGS, PORT_NAME, commandLine, false,
port);
- username = checkRequiredArg(USERNAME_ARGS, USERNAME_NAME, commandLine,
true, null);
- password = commandLine.getOptionValue(PASSWORD_ARGS);
- if (password == null) {
- password = reader.readLine("please input your password:", '\0');
- }
- try {
- connection = (IoTDBConnection) DriverManager
- .getConnection(Config.IOTDB_URL_PREFIX + host + ":" + port +
"/", username, password);
- properties = connection.getServerProperties();
-
AGGREGRATE_TIME_LIST.addAll(properties.getSupportedTimeAggregationOperations());
- } catch (SQLException e) {
- System.out.println(String.format("%s> %s. Host is %s, port is %s.",
IOTDB_CLI_PREFIX,
- e.getMessage(), host, port));
- return;
- }
+ host = checkRequiredArg(HOST_ARGS, HOST_NAME, commandLine, false, host);
+ port = checkRequiredArg(PORT_ARGS, PORT_NAME, commandLine, false, port);
+ username = checkRequiredArg(USERNAME_ARGS, USERNAME_NAME, commandLine,
true, null);
- } catch (ArgsErrorException e) {
- // System.out.println(TSFILEDB_CLI_PREFIX + ": " + e.getMessage());
- return;
+ password = commandLine.getOptionValue(PASSWORD_ARGS);
+ if (password == null) {
+ password = reader.readLine("please input your password:", '\0');
}
-
- displayLogo(properties.getVersion());
- System.out.println(IOTDB_CLI_PREFIX + "> login successfully");
-
- while (true) {
- s = reader.readLine(IOTDB_CLI_PREFIX + "> ", null);
- if (s == null) {
- continue;
- } else {
- String[] cmds = s.trim().split(";");
- for (int i = 0; i < cmds.length; i++) {
- String cmd = cmds[i];
- if (cmd != null && !cmd.trim().equals("")) {
- OperationResult result = handleInputInputCmd(cmd, connection);
- switch (result) {
- case RETURN_OPER:
- return;
- case CONTINUE_OPER:
- continue;
- default:
- break;
+ try (IoTDBConnection connection = (IoTDBConnection)
DriverManager.getConnection(Config.IOTDB_URL_PREFIX + host + ":" + port + "/",
username, password)){
+ properties = connection.getServerProperties();
+
AGGREGRATE_TIME_LIST.addAll(properties.getSupportedTimeAggregationOperations());
+ displayLogo(properties.getVersion());
+ System.out.println(IOTDB_CLI_PREFIX + "> login successfully");
+ while (true) {
+ s = reader.readLine(IOTDB_CLI_PREFIX + "> ", null);
+ if (s != null) {
+ String[] cmds = s.trim().split(";");
+ for (int i = 0; i < cmds.length; i++) {
+ String cmd = cmds[i];
+ if (cmd != null && !cmd.trim().equals("")) {
+ OperationResult result = handleInputCmd(cmd, connection);
+ switch (result) {
+ case RETURN_OPER:
+ return;
+ case CONTINUE_OPER:
+ continue;
+ default:
+ break;
+ }
}
}
}
}
+ } catch (SQLException e) {
+ System.out.println(String.format("%s> %s Host is %s, port is %s.",
IOTDB_CLI_PREFIX, e.getMessage(), host, port));
}
- } catch (Exception e) {
+ } catch(ArgsErrorException e){
+ System.out.println(IOTDB_CLI_PREFIX + "> input params error because" +
e.getMessage());
+ }catch (Exception e) {
Review comment:
code checkstyle:
} catch
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