@Override
    public void read(org.apache.thrift.protocol.TProtocol prot, TExecuteStatementReq struct) throws org.apache.thrift.TException {
      org.apache.thrift.protocol.TTupleProtocol iprot = (org.apache.thrift.protocol.TTupleProtocol) prot;
      struct.sessionHandle = new TSessionHandle();
      struct.sessionHandle.read(iprot);
      struct.setSessionHandleIsSet(true);
      struct.statement = iprot.readString();
      struct.setStatementIsSet(true);
      java.util.BitSet incoming = iprot.readBitSet(3);
      if (incoming.get(0)) {
        {
          org.apache.thrift.protocol.TMap _map178 = iprot.readMapBegin(org.apache.thrift.protocol.TType.STRING, org.apache.thrift.protocol.TType.STRING); 
          struct.confOverlay = new java.util.HashMap<java.lang.String,java.lang.String>(2*_map178.size);
          @org.apache.thrift.annotation.Nullable java.lang.String _key179;
          @org.apache.thrift.annotation.Nullable java.lang.String _val180;
          for (int _i181 = 0; _i181 < _map178.size; ++_i181)
          {
            _key179 = iprot.readString();
            _val180 = iprot.readString();
            struct.confOverlay.put(_key179, _val180);
          }
        }
        struct.setConfOverlayIsSet(true);
      }
      if (incoming.get(1)) {
        struct.runAsync = iprot.readBool();
        struct.setRunAsyncIsSet(true);
      }
      if (incoming.get(2)) {
        struct.queryTimeout = iprot.readI64();
        struct.setQueryTimeoutIsSet(true);
      }
    }
Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise
service-rpc/src/gen/thrift/gen-javabean/org/apache/hive/service/rpc/thrift/TExecuteStatementReq.java