001    /*
002     *    GeoAPI - Java interfaces for OGC/ISO standards
003     *    http://www.geoapi.org
004     *
005     *    Copyright (C) 2004-2012 Open Geospatial Consortium, Inc.
006     *    All Rights Reserved. http://www.opengeospatial.org/ogc/legal
007     *
008     *    Permission to use, copy, and modify this software and its documentation, with
009     *    or without modification, for any purpose and without fee or royalty is hereby
010     *    granted, provided that you include the following on ALL copies of the software
011     *    and documentation or portions thereof, including modifications, that you make:
012     *
013     *    1. The full text of this NOTICE in a location viewable to users of the
014     *       redistributed or derivative work.
015     *    2. Notice of any changes or modifications to the OGC files, including the
016     *       date changes were made.
017     *
018     *    THIS SOFTWARE AND DOCUMENTATION IS PROVIDED "AS IS," AND COPYRIGHT HOLDERS MAKE
019     *    NO REPRESENTATIONS OR WARRANTIES, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED
020     *    TO, WARRANTIES OF MERCHANTABILITY OR FITNESS FOR ANY PARTICULAR PURPOSE OR THAT
021     *    THE USE OF THE SOFTWARE OR DOCUMENTATION WILL NOT INFRINGE ANY THIRD PARTY
022     *    PATENTS, COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS.
023     *
024     *    COPYRIGHT HOLDERS WILL NOT BE LIABLE FOR ANY DIRECT, INDIRECT, SPECIAL OR
025     *    CONSEQUENTIAL DAMAGES ARISING OUT OF ANY USE OF THE SOFTWARE OR DOCUMENTATION.
026     *
027     *    The name and trademarks of copyright holders may NOT be used in advertising or
028     *    publicity pertaining to the software without specific, written prior permission.
029     *    Title to copyright in this software and any associated documentation will at all
030     *    times remain with copyright holders.
031     */
032    package org.opengis.referencing.operation;
033    
034    import org.opengis.geometry.DirectPosition;  // For javadoc
035    
036    
037    /**
038     * Common superclass for a number of transformation-related exceptions.
039     * {@code TransformException} are thrown by {@link MathTransform}
040     * when a coordinate transformation can't be {@linkplain MathTransform#inverse inverted}
041     * ({@link NoninvertibleTransformException}), when the
042     * {@linkplain MathTransform#derivative derivative} can't be computed or when a coordinate
043     * can't be {@linkplain MathTransform#transform(DirectPosition, DirectPosition) transformed}.
044     * It is also thrown when {@link CoordinateOperationFactory} fails to find a path between two
045     * {@linkplain org.opengis.referencing.crs.CoordinateReferenceSystem coordinate reference systems}.
046     *
047     * @departure extension
048     *   This exception is not part of the OGC specification.
049     *
050     * @author  Martin Desruisseaux (IRD)
051     * @version 3.0
052     * @since   1.0
053     */
054    public class TransformException extends Exception {
055        /**
056         * Serial number for inter-operability with different versions.
057         */
058        private static final long serialVersionUID = -8923944544398567533L;
059    
060        /**
061         * The last transform that either transformed successfully all coordinates, or filled the
062         * untransformable coordinates with {@linkplain Double#NaN NaN} values. This information
063         * is useful in the context of concatenated transforms. May be {@code null} if unknown.
064         *
065         * @see #getLastCompletedTransform()
066         * @see #setLastCompletedTransform(MathTransform)
067         *
068         * @since 2.2
069         */
070        private MathTransform lastCompletedTransform;
071    
072        /**
073         * Constructs an exception with no detail message.
074         */
075        public TransformException() {
076        }
077    
078        /**
079         * Constructs an exception with the specified detail message.
080         *
081         * @param  message The detail message. The detail message is saved
082         *         for later retrieval by the {@link #getMessage()} method.
083         */
084        public TransformException(String message) {
085            super(message);
086        }
087    
088        /**
089         * Constructs an exception with the specified detail message and cause.
090         *
091         * @param  message The detail message. The detail message is saved
092         *         for later retrieval by the {@link #getMessage()} method.
093         * @param  cause The cause for this exception. The cause is saved
094         *         for later retrieval by the {@link #getCause()} method.
095         */
096        public TransformException(String message, Throwable cause) {
097            super(message, cause);
098        }
099    
100        /**
101         * Returns the last transform that either transformed successfully all coordinates, or filled
102         * the untransformable coordinates with {@linkplain Double#NaN NaN} values. This information
103         * is useful in the context of concatenated transforms. May be {@code null} if unknown.
104         *
105         * @return The last reliable transform.
106         *
107         * @since 2.2
108         */
109        public MathTransform getLastCompletedTransform() {
110            return lastCompletedTransform;
111        }
112    
113        /**
114         * Sets the last transform that either transformed successfully all coordinates, or
115         * filled the untransformable coordinates with {@linkplain Double#NaN NaN} values.
116         *
117         * @param transform The last reliable transform.
118         *
119         * @since 2.2
120         */
121        public void setLastCompletedTransform(final MathTransform transform) {
122            lastCompletedTransform = transform;
123        }
124    }