java - jdbc connectivity error with hive2 -

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i trying test connectivity hive2 using jdbc. getting authentication failled error credentials correct.

the error is:

java -cp .:/users/apps/ewbeiu/wbeeappp/hivejdbcclient/* hivejdbcclient slf4j: failed load class "org.slf4j.impl.staticloggerbinder". slf4j: defaulting no-operation (nop) logger implementation slf4j: see http://www.slf4j.org/codes.html#staticloggerbinder further details. not able connect database pls check settings java.sql.sqlexception: not open connection jdbc:hive2://edbd.corp.com:10000/wbe: peer indicated failure: error validating login exception in thread "main" java.lang.nullpointerexception @ hivejdbcclient.executequery(hivejdbcclient.java:49) @ hivejdbcclient.main(hivejdbcclient.java:58)

the complete code folllows

import java.sql.*; import java.text.parseexception;  public class hivejdbcclient {     private static final string driver_name = "org.apache.hive.jdbc.hivedriver";     private static final string hive_url = "jdbc:hive2://edabd.xyz.com:10000/wbe";     private static final string hive_uname = "xyz";     private static final string hive_pwd = "pec7";     private static connection con;      private hivejdbcclient() {     }      public static connection getconnection() {             try {                     if (con == null) {                             synchronized (hivejdbcclient.class) {                                     if (con == null) {                                             class.forname(driver_name);                                             con = drivermanager.getconnection(hive_url, hive_uname,                                                             hive_pwd);                                             system.out                                                             .println("successfuly connected database...!");                                     }                             }// end of synchronized block.                     }// end of if block.             } catch (sqlexception e) {                     system.out                                     .println("not able connect database pls check settings \n"                                                     + e);             } catch (classnotfoundexception e) {                     system.out                                     .println("not able connect database pls check settings \n"                                                     + e);             }// end of try-catch block.             return con;     }// end of getconnection() method.      public static resultset executequery(string sql) {             resultset set = null;             try {                     if (sql != null) {                             set = getconnection().createstatement().executequery(sql);                     }             } catch (sqlexception e) {                     system.out.println("error while executing query " + e);             }// end of try-catch block.             return set;     }// end of executequery() method.      public static void main(string[] args) throws parseexception, sqlexception {             resultset res = executequery("show tables;");             while (res.next()) {                     system.out.println(string.valueof(res.getstring(1))                             //      + string.valueof(res.getfloat(2)) + '\t'                             //      + string.valueof(res.getstring(3))                             );             }      } }   > drivers in classpath follows: >  > httpclient-4.2.5.jar commons-codec-1.4.jar httpcore-4.2.5.jar > commons-logging-1.1.3.jar libthrift-0.9.0.jar > hive-common-0.13.0.2.1.2.0-402.jar hive-service-0.13.0.2.1.2.0-402.jar > hive-jdbc-0.13.0.2.1.2.0-402.jar hadoop-common-2.4.0.2.1.2.0-402.jar > slf4j-api-1.7.5.jar guava-11.0.2.jar


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