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kMG.java

package gov.nasa.arc.ase.util;

public class kMG {
  // kMG kilo Mega Giga
  //
  // Formats a number with the suffix k, M, or G
  //
  private static final long kilo = 1024;
  private static final long mega = 1024 * 1024;
  private static final long giga = 1024 * 1024 * 1024;

  public static String format(long number) {
    double value;
    String suffix;

    if(number >= giga) {
      value = ((double)number) / giga;
      suffix = "G";
    } else if(number >= mega) {
      value = ((double)number) / mega;
      suffix = "M";
    } else if(number >= kilo) {
      value = ((double)number) / kilo;
      suffix = "k";
    } else {
      value = (double)number;
      suffix = "";
    }

    value = Math.rint(value * 100) / 100;

    return value + suffix;
  }  
}

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