/*
VisAD system for interactive analysis and visualization of numerical
data.  Copyright (C) 1996 - 2017 Bill Hibbard, Curtis Rueden, Tom
Rink, Dave Glowacki, Steve Emmerson, Tom Whittaker, Don Murray, and
Tommy Jasmin.

This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.

This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
Library General Public License for more details.

You should have received a copy of the GNU Library General Public
License along with this library; if not, write to the Free
Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
MA 02111-1307, USA
*/

package visad.data.dods;

import dods.dap.*;
import java.rmi.RemoteException;
import visad.*;
import visad.data.BadFormException;

/**
 * Provides support for adapting a DODS {@link UInt16PrimitiveVector} to the
 * VisAD data-import context.
 *
 * <P>Instances are immutable.</P>
 *
 * @author Steven R. Emmerson
 */
public final class UInt16VectorAdapter
    extends FloatVectorAdapter
{
    private final Valuator	valuator;

    /**
     * Constructs from a DODS vector and a factory for creating DODS variable
     * adapters.
     *
     * @param vector		A DODS vector to be adapted.
     * @param das		The DODS DAS in which the attribute
     *				table for the DODS vector is embedded.
     * @param factory		A factory for creating adapters of DODS
     *				variables.
     * @throws BadFormException	The DODS information is corrupt.
     * @throws VisADException	VisAD failure.
     * @throws RemoteException	Java RMI failure.
     */
    public UInt16VectorAdapter(
	    UInt16PrimitiveVector vector,
	    DAS das,
	    VariableAdapterFactory factory)
	throws BadFormException, VisADException, RemoteException
    {
	super(vector, das, factory);
	valuator =
	    Valuator.valuator(
		attributeTable(das, vector.getTemplate()), Attribute.UINT16);
    }

    /**
     * Returns the numeric values of a compatible DODS primitive vector.
     *
     * @param vec		A DODS primitive vector that is compatible with
     *				the primitive vector used to construct this
     *				instance.
     * @param copy		If true, then a copy is returned.
     * @return			The numeric values of the primitive vector.
     */
    public float[] getFloats(PrimitiveVector vec, boolean copy)
    {
	UInt16PrimitiveVector	vector = (UInt16PrimitiveVector)vec;
	float[]			values = new float[vector.getLength()];
	for (int i = 0; i < values.length; ++i)
	    values[i] = vector.getValue(i);
	return valuator.process(values);
    }
}