@Override
  public java.lang.String toString() {
    java.lang.StringBuilder sb = new java.lang.StringBuilder("UpdateColumn(");
    boolean first = true;

    sb.append("name:");
    if (this.name == null) {
      sb.append("null");
    } else {
      sb.append(this.name);
    }
    first = false;
    if (isSetParent()) {
      if (!first) sb.append(", ");
      sb.append("parent:");
      if (this.parent == null) {
        sb.append("null");
      } else {
        sb.append(this.parent);
      }
      first = false;
    }
    if (isSetType()) {
      if (!first) sb.append(", ");
      sb.append("type:");
      if (this.type == null) {
        sb.append("null");
      } else {
        sb.append(this.type);
      }
      first = false;
    }
    if (isSetDoc()) {
      if (!first) sb.append(", ");
      sb.append("doc:");
      if (this.doc == null) {
        sb.append("null");
      } else {
        sb.append(this.doc);
      }
      first = false;
    }
    if (!first) sb.append(", ");
    sb.append("operate:");
    if (this.operate == null) {
      sb.append("null");
    } else {
      sb.append(this.operate);
    }
    first = false;
    if (isSetIsOptional()) {
      if (!first) sb.append(", ");
      sb.append("isOptional:");
      if (this.isOptional == null) {
        sb.append("null");
      } else {
        sb.append(this.isOptional);
      }
      first = false;
    }
    if (isSetNewName()) {
      if (!first) sb.append(", ");
      sb.append("newName:");
      if (this.newName == null) {
        sb.append("null");
      } else {
        sb.append(this.newName);
      }
      first = false;
    }
    sb.append(")");
    return sb.toString();
  }
Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise
amoro-common/src/main/gen-java/org/apache/amoro/api/UpdateColumn.java