public String asCql()

in query-builder/src/main/java/com/datastax/dse/driver/internal/querybuilder/schema/DefaultAlterDseTable.java [338:414]
71 lines of code
18 McCabe index (conditional complexity)

  public String asCql() {
    StringBuilder builder = new StringBuilder("ALTER TABLE ");

    CqlHelper.qualify(keyspace, tableName, builder);

    if (columnToAlter != null) {
      return builder
          .append(" ALTER ")
          .append(columnToAlter.asCql(true))
          .append(" TYPE ")
          .append(columnToAlterType.asCql(true, true))
          .toString();
    } else if (!columnsToAdd.isEmpty()) {
      builder.append(" ADD ");
      if (columnsToAdd.size() > 1) {
        builder.append('(');
      }
      boolean first = true;
      for (Map.Entry<CqlIdentifier, DataType> column : columnsToAddInOrder.entrySet()) {
        if (first) {
          first = false;
        } else {
          builder.append(',');
        }
        builder
            .append(column.getKey().asCql(true))
            .append(' ')
            .append(column.getValue().asCql(true, true));

        if (columnsToAddStatic.contains(column.getKey())) {
          builder.append(" STATIC");
        }
      }
      if (columnsToAdd.size() > 1) {
        builder.append(')');
      }
      return builder.toString();
    } else if (!columnsToDrop.isEmpty()) {
      boolean moreThanOneDrop = columnsToDrop.size() > 1;
      CqlHelper.appendIds(
          columnsToDrop,
          builder,
          moreThanOneDrop ? " DROP (" : " DROP ",
          ",",
          moreThanOneDrop ? ")" : "");
      return builder.toString();
    } else if (!columnsToRename.isEmpty()) {
      builder.append(" RENAME ");
      boolean first = true;
      for (Map.Entry<CqlIdentifier, CqlIdentifier> entry : columnsToRename.entrySet()) {
        if (first) {
          first = false;
        } else {
          builder.append(" AND ");
        }
        builder
            .append(entry.getKey().asCql(true))
            .append(" TO ")
            .append(entry.getValue().asCql(true));
      }
      return builder.toString();
    } else if (vertexOperation != null) {
      builder.append(' ').append(vertexOperation.getType()).append(' ');
      vertexOperation.append(builder);
    } else if (edgeOperation != null) {
      builder.append(' ').append(edgeOperation.getType()).append(' ');
      edgeOperation.append(builder);
    } else if (dropCompactStorage) {
      return builder.append(" DROP COMPACT STORAGE").toString();
    } else if (!options.isEmpty()) {
      return builder.append(OptionsUtils.buildOptions(options, true)).toString();
    }

    // While this is incomplete, we should return partially build query at this point for toString
    // purposes.
    return builder.toString();
  }