How to use

root

method

in

javax.measure.Dimension

/**
 * Tests {@link UnitDimension#root(int)}.
 */
@Test
@DependsOnMethod("testEqualsAndHashCode")
public void testRoot() {
  assertSame("DIMENSIONLESS", DIMENSIONLESS, DIMENSIONLESS.root(4));
  assertSame("AREA",          LENGTH,        AREA.root(2));
  assertSame("VOLUME",        LENGTH,        VOLUME.root(3));
}

@Override
public Dimension getDimension() {
 Dimension dimension = QuantityDimension.NONE;
 for (int i = 0; i < this.getUnitCount(); i++) {
  Unit<?> unit = this.getUnit(i);
  if (this.elements != null && unit.getDimension() != null) {
   Dimension d = unit.getDimension().pow(this.getUnitPow(i)).root(this.getUnitRoot(i));
   dimension = dimension.multiply(d);
  }
 }
 return dimension;
}

@Override
public Dimension getDimension() {
 Dimension dimension = QuantityDimension.NONE;
 for (int i = 0; i < this.getUnitCount(); i++) {
  Unit<?> unit = this.getUnit(i);
  if (this.elements != null && unit.getDimension() != null) {
   Dimension d = unit.getDimension().pow(this.getUnitPow(i)).root(this.getUnitRoot(i));
   dimension = dimension.multiply(d);
  }
 }
 return dimension;
}

/**
 * Returns the specific detectivity dimension, which is T^2.5 / (M⋅L).
 */
static Dimension specificDetectivity() {
  return TIME.pow(2).divide(MASS.multiply(LENGTH)).multiply(TIME.root(2));
}

@Override
public Dimension getDimension() {
 Dimension dimension = QuantityDimension.NONE;
 for (int i = 0; i < this.getUnitCount(); i++) {
  Unit<?> unit = this.getUnit(i);
  if (this.elements != null && unit.getDimension() != null) {
   Dimension d = unit.getDimension().pow(this.getUnitPow(i)).root(this.getUnitRoot(i));
   if (dimension != null) {
    dimension = dimension.multiply(d);
   } else {
    dimension = d; // XXX hackaround
   }
  }
 }
 return dimension;
}