1 /*
   2  * Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 package com.sun.xml.internal.bind.v2.runtime;
  27 
  28 import java.util.ArrayList;
  29 import java.util.Collections;
  30 import java.util.List;
  31 
  32 import javax.xml.bind.JAXBContext;
  33 import javax.xml.bind.JAXBException;
  34 
  35 import com.sun.xml.internal.bind.v2.model.core.ErrorHandler;
  36 
  37 /**
  38  * A list of {@link IllegalAnnotationException} wrapped in one exception.
  39  *
  40  * <p>
  41  * This exception is used to report all the errors to the client application
  42  * through {@link JAXBContext#newInstance}.
  43  *
  44  * @since JAXB 2.0 EA1
  45  * @author Kohsuke Kawaguchi
  46  */
  47 public class IllegalAnnotationsException extends JAXBException {
  48     private final List<IllegalAnnotationException> errors;
  49 
  50     private static final long serialVersionUID = 1L;
  51 
  52     public IllegalAnnotationsException(List<IllegalAnnotationException> errors) {
  53         super(errors.size()+" counts of IllegalAnnotationExceptions");
  54         assert !errors.isEmpty() : "there must be at least one error";
  55         this.errors = Collections.unmodifiableList(new ArrayList<IllegalAnnotationException>(errors));
  56     }
  57 
  58     public String toString() {
  59         StringBuilder sb = new StringBuilder(super.toString());
  60         sb.append('\n');
  61 
  62         for( IllegalAnnotationException error : errors )
  63             sb.append(error.toString()).append('\n');
  64 
  65         return sb.toString();
  66     }
  67 
  68     /**
  69      * Returns a read-only list of {@link IllegalAnnotationException}s
  70      * wrapped in this exception.
  71      *
  72      * @return
  73      *      a non-null list.
  74      */
  75     public List<IllegalAnnotationException> getErrors() {
  76         return errors;
  77     }
  78 
  79     public static class Builder implements ErrorHandler {
  80         private final List<IllegalAnnotationException> list = new ArrayList<IllegalAnnotationException>();
  81         public void error(IllegalAnnotationException e) {
  82             list.add(e);
  83         }
  84         /**
  85          * If an error was reported, throw the exception.
  86          * Otherwise exit normally.
  87          */
  88         public void check() throws IllegalAnnotationsException {
  89             if(list.isEmpty())
  90                 return;
  91             throw new IllegalAnnotationsException(list);
  92         }
  93     }
  94 }