// **********************************************************************// // <copyright>// //  BBN Technologies//  10 Moulton Street//  Cambridge, MA 02138//  (617) 873-8000// //  Copyright (C) BBNT Solutions LLC. All rights reserved.// // </copyright>// **********************************************************************// // $Source: /cvs/distapps/openmap/src/openmap/com/bbn/openmap/layer/vpf/CoordDoubleString.java,v $// $RCSfile: CoordDoubleString.java,v $// $Revision: 1.2.2.1 $// $Date: 2004/10/14 18:27:20 $// $Author: dietrick $// // **********************************************************************package com.bbn.openmap.layer.vpf;import java.io.EOFException;import com.bbn.openmap.io.FormatException;import com.bbn.openmap.io.BinaryFile;/** * Encapsulate the VPF Double Coordinate String primitive datatype. */public class CoordDoubleString implements CoordTupleString {    /** where we store the data */    final private double vals[][];    /**     * Construct a CoordDoubleString from a file input     *      * @param tuplecount the number of tuples to read from the input     *        stream     * @param tuplesize the number of doubles in the tuple     * @param input the input stream to read everything from     * @exception FormatException if we have IO errors or premature     *            end-of-file     */    public CoordDoubleString(int tuplecount, int tuplesize, BinaryFile input)            throws FormatException {        try {            vals = new double[tuplecount][tuplesize];            for (int i = 0; i < tuplecount; i++)                for (int j = 0; j < tuplesize; j++)                    vals[i][j] = input.readDouble();        } catch (EOFException e) {            throw new FormatException("CoordDoubleString EOFException");        }    }    /**     * The maximum indexable tuple value     *      * @return the maximum valid tuple index     */    public int maxIndex() {        return vals.length;    }    /**     * Accessor for the underlying primitive type     *      * @return a Double, since that's what we manage     */    public Number getPrimitiveType() {        return new Double(0.0);    }    /**     * A pretty formatter for the doublestring     *      * @return a pretty string of the tuple     */    public String toString() {        StringBuffer retval = new StringBuffer("CDS:");        retval.append(vals.length).append("[");        for (int i = 0; i < vals.length; i++) {            retval.append("(");            for (int j = 0; j < vals[i].length; j++)                retval.append(vals[i][j]).append(", ");            retval.append(") ");        }        retval.append("]");        return retval.toString();    }    /**     * Get the first value of a tuple     *      * @param tuple the index of the tuple     * @return the first value of the tuple given by     *         <code>tuple</code>     */    public float getXasFloat(int tuple) {        return (float) vals[tuple][0];    }    /**     * Get the first value of a tuple     *      * @param tuple the index of the tuple     * @return the first value of the tuple given by     *         <code>tuple</code>     */    public double getXasDouble(int tuple) {        return vals[tuple][0];    }    /**     * Get the second value of a tuple     *      * @param tuple the index of the tuple     * @return the second value of the tuple given by     *         <code>tuple</code>     */    public float getYasFloat(int tuple) {        return (float) vals[tuple][1];    }    /**     * Get the second value of a tuple     *      * @param tuple the index of the tuple     * @return the second value of the tuple given by     *         <code>tuple</code>     */    public double getYasDouble(int tuple) {        return vals[tuple][1];    }    /**     * Get the third value of a tuple     *      * @param tuple the index of the tuple     * @return the third value of the tuple given by     *         <code>tuple</code>     */    public float getZasFloat(int tuple) {        if (vals[tuple].length >= 3) {            return (float) vals[tuple][2];        }        return 0.0f;    }    /**     * Get the third value of a tuple     *      * @param tuple the index of the tuple     * @return the third value of the tuple given by     *         <code>tuple</code>     */    public double getZasDouble(int tuple) {        if (vals[tuple].length >= 3) {            return vals[tuple][2];        }        return 0.0;    }    /**     * Get a tuple     *      * @param tuple the index of the tuple     * @return the tuple given by <code>tuple</code>     */    public float[] getasFloat(int tuple) {        int tusize = vals[tuple].length;        float rv[] = new float[tusize];        for (int i = 0; i < tusize; i++)            rv[i] = (float) vals[tuple][i];        return rv;    }    /**     * Get a tuple     *      * @param tuple the index of the tuple     * @return the tuple given by <code>tuple</code>     */    public double[] getasDouble(int tuple) {        return vals[tuple];    }    /**     * Get a value in a tuple     *      * @param tuple the index of the tuple     * @param val the index of the value     * @return the tuple given by <code>tuple</code>     */    public float getasFloat(int tuple, int val) {        return (float) vals[tuple][val];    }    /**     * Get a value in a tuple     *      * @param tuple the index of the tuple     * @param val the index of the value     * @return the tuple given by <code>tuple</code>     */    public double getasDouble(int tuple, int val) {        return vals[tuple][val];    }}