| ResourceInstantiationException |

    1   /*
    2    *  ResourceInstantiationException.java
    3    *
    4    *  Copyright (c) 1998-2001, The University of Sheffield.
    5    *
    6    *  This file is part of GATE (see http://gate.ac.uk/), and is free
    7    *  software, licenced under the GNU Library General Public License,
    8    *  Version 2, June 1991 (in the distribution as file licence.html,
    9    *  and also available at http://gate.ac.uk/gate/licence.html).
    10   *
    11   *  Hamish Cunningham, 23/Oct/2000
    12   *
    13   *  $Id: ResourceInstantiationException.java,v 1.6 2001/11/16 10:35:59 valyt Exp $
    14   */
    15
    16  package gate.creole;
    17
    18  import gate.util.*;
    19
    20  /** This exception indicates failure during instantiation of resources,
    21    * which may be due to a number of causes:
    22    * <UL>
    23    * <LI>
    24    * the resource metadata contains parameters that aren't available on
    25    * the resource;
    26    * <LI>
    27    * the class for the resource cannot be found (e.g. because a Jar URL was
    28    * incorrectly specified);
    29    * <LI>
    30    * because access to the resource class is denied by the class loader;
    31    * <LI>
    32    * because of insufficient or incorrect resource metadata.
    33    * </UL>
    34    */
    35  public class ResourceInstantiationException extends GateException {
    36    /** Debug flag */
    37    private static final boolean DEBUG = false;
    38    private Exception exception = null;
    39
    40    public ResourceInstantiationException() {
    41      super();
    42    }
    43
    44    public ResourceInstantiationException(String s) {
    45      super(s);
    46    }
    47
    48    public ResourceInstantiationException(Exception e) {
    49      this.exception = e;
    50    }
    51
    52    /**
    53     * Overriden so we can print the enclosed exception's stacktrace too.
    54     */
    55    public void printStackTrace(){
    56      printStackTrace(System.err);
    57    }
    58
    59    /**
    60     * Overriden so we can print the enclosed exception's stacktrace too.
    61     */
    62    public void printStackTrace(java.io.PrintStream s) {
    63      s.flush();
    64      super.printStackTrace(s);
    65      s.print("  Caused by:\n");
    66      if(exception != null) exception.printStackTrace(s);
    67    }
    68
    69    /**
    70     * Overriden so we can print the enclosed exception's stacktrace too.
    71     */
    72    public void printStackTrace(java.io.PrintWriter s) {
    73      s.flush();
    74      super.printStackTrace(s);
    75      s.print("  Caused by:\n");
    76      if(exception != null) exception.printStackTrace(s);
    77    }
    78
    79  } // ResourceInstantiationException
    80

| ResourceInstantiationException |