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

    if (isSetResourceId()) {
      sb.append("resourceId:");
      if (this.resourceId == null) {
        sb.append("null");
      } else {
        sb.append(this.resourceId);
      }
      first = false;
    }
    if (!first) sb.append(", ");
    sb.append("threadCount:");
    sb.append(this.threadCount);
    first = false;
    if (!first) sb.append(", ");
    sb.append("memoryMb:");
    sb.append(this.memoryMb);
    first = false;
    if (!first) sb.append(", ");
    sb.append("startTime:");
    sb.append(this.startTime);
    first = false;
    if (!first) sb.append(", ");
    sb.append("groupName:");
    if (this.groupName == null) {
      sb.append("null");
    } else {
      sb.append(this.groupName);
    }
    first = false;
    if (isSetProperties()) {
      if (!first) sb.append(", ");
      sb.append("properties:");
      if (this.properties == null) {
        sb.append("null");
      } else {
        sb.append(this.properties);
      }
      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/OptimizerRegisterInfo.java