@Override
    public void read(org.apache.thrift.protocol.TProtocol prot, TAppend struct) throws org.apache.thrift.TException {
      org.apache.thrift.protocol.TTupleProtocol iprot = (org.apache.thrift.protocol.TTupleProtocol) prot;
      struct.row = iprot.readBinary();
      struct.setRowIsSet(true);
      {
        org.apache.thrift.protocol.TList _list99 = iprot.readListBegin(org.apache.thrift.protocol.TType.STRUCT);
        struct.columns = new java.util.ArrayList<TColumnValue>(_list99.size);
        @org.apache.thrift.annotation.Nullable TColumnValue _elem100;
        for (int _i101 = 0; _i101 < _list99.size; ++_i101)
        {
          _elem100 = new TColumnValue();
          _elem100.read(iprot);
          struct.columns.add(_elem100);
        }
      }
      struct.setColumnsIsSet(true);
      java.util.BitSet incoming = iprot.readBitSet(4);
      if (incoming.get(0)) {
        {
          org.apache.thrift.protocol.TMap _map102 = iprot.readMapBegin(org.apache.thrift.protocol.TType.STRING, org.apache.thrift.protocol.TType.STRING); 
          struct.attributes = new java.util.HashMap<java.nio.ByteBuffer,java.nio.ByteBuffer>(2*_map102.size);
          @org.apache.thrift.annotation.Nullable java.nio.ByteBuffer _key103;
          @org.apache.thrift.annotation.Nullable java.nio.ByteBuffer _val104;
          for (int _i105 = 0; _i105 < _map102.size; ++_i105)
          {
            _key103 = iprot.readBinary();
            _val104 = iprot.readBinary();
            struct.attributes.put(_key103, _val104);
          }
        }
        struct.setAttributesIsSet(true);
      }
      if (incoming.get(1)) {
        struct.durability = org.apache.hadoop.hbase.thrift2.generated.TDurability.findByValue(iprot.readI32());
        struct.setDurabilityIsSet(true);
      }
      if (incoming.get(2)) {
        struct.cellVisibility = new TCellVisibility();
        struct.cellVisibility.read(iprot);
        struct.setCellVisibilityIsSet(true);
      }
      if (incoming.get(3)) {
        struct.returnResults = iprot.readBool();
        struct.setReturnResultsIsSet(true);
      }
    }
Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise
hbase-thrift/src/main/java/org/apache/hadoop/hbase/thrift2/generated/TAppend.java