UnitizedDoubleArray.java

package org.andork.unit;

public class UnitizedDoubleArray<T extends UnitType<T>> {
	public static <T extends UnitType<T>> void copy(UnitizedDoubleArray<T> src, int srcIndex,
			UnitizedDoubleArray<T> dest, int destIndex, int length) {
		for (int i = 0; i < length; i++) {
			dest.set(destIndex + i, src.values[srcIndex + i], src.unit);
		}
	}

	public static <T extends UnitType<T>> String toString(UnitizedDoubleArray<T> array) {
		StringBuilder sb = new StringBuilder();
		sb.append('[');
		for (int i = 0; i < array.length(); i++) {
			if (i > 0) {
				sb.append(", ");
			}

			sb.append(array.get(i, array.unit));
		}

		if (array.length() > 0) {
			sb.append(' ');
		}
		sb.append(array.unit);
		sb.append(']');
		return sb.toString();
	}

	private final double[] values;

	public final Unit<T> unit;

	public UnitizedDoubleArray(int length, Unit<T> unit) {
		super();
		this.values = new double[length];
		this.unit = unit;
	}

	public double get(int index, Unit<T> unit) {
		if (unit == this.unit) {
			return values[index];
		}
		return this.unit.type.convert(values[index], this.unit, unit);
	}

	public int length() {
		return values.length;
	}

	public void set(int index, double value, Unit<T> unit) {
		if (unit == this.unit) {
			values[index] = value;
		} else {
			values[index] = this.unit.type.convert(value, unit, this.unit);
		}
	}

	public void set(int index, UnitizedDouble<T> value) {
		values[index] = value.doubleValue(unit);
	}
}