/*
 * #%L
 * OME-XML Java library for working with OME-XML metadata structures.
 * %%
 * Copyright (C) 2006 - 2012 Open Microscopy Environment:
 *   - Massachusetts Institute of Technology
 *   - National Institutes of Health
 *   - University of Dundee
 *   - Board of Regents of the University of Wisconsin-Madison
 *   - Glencoe Software, Inc.
 * %%
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 * 
 * 1. Redistributions of source code must retain the above copyright notice,
 *    this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright notice,
 *    this list of conditions and the following disclaimer in the documentation
 *    and/or other materials provided with the distribution.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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 * those of the authors and should not be interpreted as representing official
 * policies, either expressed or implied, of any organization.
 * #L%
 */

package ome.xml.model.primitives;

/**
 * A float whose constraints are bound to Java's 64-bit float (double) and a
 * further positive restriction.
 *
 * @author callan
 *
 * <dl><dt><b>Source code:</b></dt>
 * <dd><a href="http://trac.openmicroscopy.org.uk/ome/browser/bioformats.git/components/bio-formats/src/loci/formats/in/PositiveInteger.java">Trac</a>,
 * <a href="http://git.openmicroscopy.org/?p=bioformats.git;a=blob;f=components/bio-formats/src/loci/formats/in/PositiveInteger.java;hb=HEAD">Gitweb</a></dd></dl>
 */
public class PositiveFloat extends NonNegativeFloat {

  public PositiveFloat(Double value) {
    super(value);
    if (value == null || value.doubleValue() <= 0) {
      throw new IllegalArgumentException(
          value + " must not be null and positive.");
    }
  }

  /**
   * Returns an <code>PositiveFloat</code> object holding the value of
   * the specified string.
   * @param s The string to be parsed.
   * @return See above.
   */
  public static PositiveFloat valueOf(String s) {
    return new PositiveFloat(Double.valueOf(s));
  }
}
