@Override public void update(List<EnvVar> dataList){
  envVarList.clear();
  if (dataList == null) {
    for (    EnvVar envVar : builtInEnvVarMap.values()) {
      envVarList.add(envVar);
    }
  }
 else {
    for (    EnvVar envVar : dataList) {
      if (builtInEnvVarMap.containsKey(envVar.getName())) {
        envVarList.add(new EnvVar(envVar,true));
      }
 else {
        envVarList.add(new EnvVar(envVar,false));
      }
    }
  }
  setEnvironmentVariableValues();
}

@ Override public void update ( List < EnvVar > dataList ) { envVarList . clear ( ) ; if ( dataList == null ) { for ( EnvVar envVar : builtInEnvVarMap . values ( ) ) { envVarList . add ( envVar ) ; } } else { for ( EnvVar envVar : dataList ) { if ( builtInEnvVarMap . containsKey ( envVar . getName ( ) ) ) { envVarList . add ( new EnvVar ( envVar , true ) ) ; } else { envVarList . add ( new EnvVar ( envVar , false ) ) ; } } } setEnvironmentVariableValues ( ) ; }
update the environment variables .
