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The NetCDF-Java Library is a Java interface to NetCDF files,
as well as to many other types of scientific data formats.
// $Id: PrefixSymbol.java 64 2006-07-12 22:30:50Z edavis $
/*
* Copyright 1998-2009 University Corporation for Atmospheric Research/Unidata
*
* Portions of this software were developed by the Unidata Program at the
* University Corporation for Atmospheric Research.
*
* Access and use of this software shall impose the following obligations
* and understandings on the user. The user is granted the right, without
* any fee or cost, to use, copy, modify, alter, enhance and distribute
* this software, and any derivative works thereof, and its supporting
* documentation for any purpose whatsoever, provided that this entire
* notice appears in all copies of the software, derivative works and
* supporting documentation. Further, UCAR requests that the user credit
* UCAR/Unidata in any publications that result from the use of this
* software or in any product that includes this software. The names UCAR
* and/or Unidata, however, may not be used in any advertising or publicity
* to endorse or promote any products or commercial entity unless specific
* written permission is obtained from UCAR/Unidata. The user also
* understands that UCAR/Unidata is not obligated to provide the user with
* any support, consulting, training or assistance of any kind with regard
* to the use, operation and performance of this software nor to provide
* the user with any updates, revisions, new versions or "bug fixes."
*
* THIS SOFTWARE IS PROVIDED BY UCAR/UNIDATA "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 UCAR/UNIDATA BE LIABLE FOR ANY SPECIAL,
* INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING
* FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
* NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION
* WITH THE ACCESS, USE OR PERFORMANCE OF THIS SOFTWARE.
*/
package ucar.units;
/**
* Provides support for prefix symbols.
*
* Instances of this class are immutable.
*
* @author Steven R. Emmerson
* @version $Id: PrefixSymbol.java 64 2006-07-12 22:30:50Z edavis $
*/
public final class
PrefixSymbol
extends Prefix
{
/**
* Constructs from a name and a numeric value.
* @param name The name for the prefix.
* @param value The numeric value for the prefix.
*/
public
PrefixSymbol(String name, double value)
{
super(name, value);
}
/**
* Compares this prefix against another PrefixSymbol. The sort keys are
* decreasing length (major) and increasing lexicality (minor).
* @param obj The other PrefixSymbol.
* @return A negative value, zero, or a positive value
* depending on whether this PrefixSymbol is less
* than, equal to, or greater than
* obj, respectively.
*/
public final int
compareTo(Object obj)
{
String thatID = ((PrefixSymbol)obj).getID();
int comp = thatID.length() - getID().length();
if (comp == 0)
comp = getID().compareTo(thatID);
return comp;
}
/**
* Compares this prefix against a String. The sort keys are
* decreasing length (major) and increasing lexicality (minor).
* @param string The string.
* @return A negative value, zero, or a positive value
* depending on whether this PrefixSymbol is less
* than, equal to, or greater than
* string, respectively.
*/
public final int
compareTo(String string)
{
int comp = string.length() - getID().length();
return comp < 0
? comp
: comp == 0
? (getID().compareTo(string) == 0 ? 0 : -1)
: (getID().compareTo(string.substring(0, getID().length()))
== 0
? 0
: -1);
}
}