Program: 127769
Project: 127769
Buggy source:
/** 
 * Just for hive pre-setup, some configurations are required to set up to the properties of system. It is just for Hive embedded mode.Added by Marvin Wang on Nov 22, 2012.(Just a reminder: TDQ-6462)
 * @param conn
 */
public static void doHivePreSetup(Connection connection){
  Connection conn=connection;
  if (conn instanceof DatabaseConnection) {
    IProject project=ProjectManager.getInstance().getResourceProject(ProjectManager.getInstance().getCurrentProject().getEmfProject());
    String fullPathTemp=project.getFolder("String_Node_Str").getLocation().append("String_Node_Str").append(connection.getId()).toPortableString();
    System.setProperty(HiveConfKeysForTalend.HIVE_CONF_KEY_JDO_CONNECTION_URL.getKey(),"String_Node_Str" + fullPathTemp + "String_Node_Str");
    DatabaseConnection dbConn=(DatabaseConnection)conn;
    System.setProperty(HiveConfKeysForTalend.HIVE_CONF_KEY_HIVE_METASTORE_LOCAL.getKey(),"String_Node_Str");
    if (conn.isContextMode()) {
      IRepositoryService repositoryService=CoreRuntimePlugin.getInstance().getRepositoryService();
      if (repositoryService != null) {
        String contextName=conn.getContextName();
        conn=repositoryService.cloneOriginalValueConnection(dbConn,contextName == null ? true : false,contextName);
      }
    }
    String thriftURL="String_Node_Str" + dbConn.getServerName() + "String_Node_Str"+ dbConn.getPort();
    System.setProperty(HiveConfKeysForTalend.HIVE_CONF_KEY_HIVE_METASTORE_URI.getKey(),thriftURL);
    System.setProperty("String_Node_Str","String_Node_Str");
    System.setProperty(HiveConfKeysForTalend.HIVE_CONF_KEY_HIVE_METASTORE_EXECUTE_SETUGI.getKey(),"String_Node_Str");
    System.setProperty(HiveConfKeysForTalend.HIVE_CONF_KEY_FS_DEFAULT_NAME.getKey(),dbConn.getParameters().get(ConnParameterKeys.CONN_PARA_KEY_NAME_NODE_URL));
    System.setProperty(HiveConfKeysForTalend.HIVE_CONF_KEY_MAPRED_JOB_TRACKER.getKey(),dbConn.getParameters().get(ConnParameterKeys.CONN_PARA_KEY_JOB_TRACKER_URL));
  }
}

Fixed version (ground truth):
/** 
 * Just for hive pre-setup, some configurations are required to set up to the properties of system. It is just for Hive embedded mode.Added by Marvin Wang on Nov 22, 2012.(Just a reminder: TDQ-6462)
 * @param conn
 */
public static void doHivePreSetup(Connection connection){
  Connection conn=connection;
  if (conn instanceof DatabaseConnection) {
    IProject project=ProjectManager.getInstance().getResourceProject(ProjectManager.getInstance().getCurrentProject().getEmfProject());
    String id=connection.getId();
    if (id == null) {
      IProxyRepositoryFactory factory=ProxyRepositoryFactory.getInstance();
      id=factory.getNextId();
    }
    String fullPathTemp=project.getFolder("String_Node_Str").getLocation().append("String_Node_Str").append(id).toPortableString();
    System.setProperty(HiveConfKeysForTalend.HIVE_CONF_KEY_JDO_CONNECTION_URL.getKey(),"String_Node_Str" + fullPathTemp + "String_Node_Str");
    DatabaseConnection dbConn=(DatabaseConnection)conn;
    System.setProperty(HiveConfKeysForTalend.HIVE_CONF_KEY_HIVE_METASTORE_LOCAL.getKey(),"String_Node_Str");
    if (conn.isContextMode()) {
      IRepositoryService repositoryService=CoreRuntimePlugin.getInstance().getRepositoryService();
      if (repositoryService != null) {
        String contextName=conn.getContextName();
        conn=repositoryService.cloneOriginalValueConnection(dbConn,contextName == null ? true : false,contextName);
      }
    }
    String thriftURL="String_Node_Str" + dbConn.getServerName() + "String_Node_Str"+ dbConn.getPort();
    System.setProperty(HiveConfKeysForTalend.HIVE_CONF_KEY_HIVE_METASTORE_URI.getKey(),thriftURL);
    System.setProperty("String_Node_Str","String_Node_Str");
    System.setProperty(HiveConfKeysForTalend.HIVE_CONF_KEY_HIVE_METASTORE_EXECUTE_SETUGI.getKey(),"String_Node_Str");
    System.setProperty(HiveConfKeysForTalend.HIVE_CONF_KEY_FS_DEFAULT_NAME.getKey(),dbConn.getParameters().get(ConnParameterKeys.CONN_PARA_KEY_NAME_NODE_URL));
    System.setProperty(HiveConfKeysForTalend.HIVE_CONF_KEY_MAPRED_JOB_TRACKER.getKey(),dbConn.getParameters().get(ConnParameterKeys.CONN_PARA_KEY_JOB_TRACKER_URL));
  }
}