Examples with SetProcessor org.apache.hadoop.hive.ql.processors.SetProcessor used on opensource projects

Example 1 with SetProcessor

use of org.apache.hadoop.hive.ql.processors.SetProcessor in project hive by apache.

the class HCatCli method processCmd.

private static int processCmd(String cmd) {
    SessionState ss = SessionState.get();
    long start = System.currentTimeMillis();
    cmd = cmd.trim();
    String firstToken = cmd.split("\\s+")[0].trim();
    if (firstToken.equalsIgnoreCase("set")) {
        return new SetProcessor().run(cmd.substring(firstToken.length()).trim()).getResponseCode();
    } else if (firstToken.equalsIgnoreCase("dfs")) {
        return new DfsProcessor(ss.getConf()).run(cmd.substring(firstToken.length()).trim()).getResponseCode();
    }
    HCatDriver driver = new HCatDriver();
    int ret = driver.run(cmd).getResponseCode();
    if (ret != 0) {
        driver.close();
        sysExit(ss, ret);
    }
    ArrayList<String> res = new ArrayList<String>();
    try {
        while (driver.getResults(res)) {
            for (String r : res) {
                ss.out.println(r);
            }
            res.clear();
        }
    } catch (IOException e) {
        ss.err.println("Failed with exception " + e.getClass().getName() + ":" + e.getMessage() + "\n" + org.apache.hadoop.util.StringUtils.stringifyException(e));
        ret = 1;
    } catch (CommandNeedRetryException e) {
        ss.err.println("Failed with exception " + e.getClass().getName() + ":" + e.getMessage() + "\n" + org.apache.hadoop.util.StringUtils.stringifyException(e));
        ret = 1;
    }
    int cret = driver.close();
    if (ret == 0) {
        ret = cret;
    }
    long end = System.currentTimeMillis();
    if (end > start) {
        double timeTaken = (end - start) / 1000.0;
        ss.err.println("Time taken: " + timeTaken + " seconds");
    }
    return ret;
}