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/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 *
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 *
 * The contents of this file are subject to the terms of either the GNU
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 * and Distribution License("CDDL") (collectively, the "License").  You
 * may not use this file except in compliance with the License.  You can
 * obtain a copy of the License at
 * https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html
 * or packager/legal/LICENSE.txt.  See the License for the specific
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 */

package org.glassfish.apf;

import com.sun.enterprise.util.LocalStringManagerImpl;

/**
 * Exception that denotes a warning or error condition in the 
 * annotation procesing tool
 *
 * @author Jerome Dochez
 */
public class AnnotationProcessorException extends Exception {
    
    final private String message;
    
    transient final private AnnotationInfo locator; // TODO if this class is meant for serialization, make sure all its constituents are serializable.
    
    boolean isFatal = false;

    final private static LocalStringManagerImpl localStrings = new LocalStringManagerImpl(AnnotationProcessorException.class);


    /** 
     * Creats a new annotation exception
     * @param message describing the exception cause
     */
    public AnnotationProcessorException(String message) {
        this.message = message;
        this.locator = null;
    }
    
    /**
     * Creates a new annotation exception 
     * @param message describing the exception cause
     * @param locator gives information about the annotation and 
     * the annotated element which caused the exception
     */
    public AnnotationProcessorException(String message, AnnotationInfo locator) {
        this.message = message;
        this.locator = locator;
    }
    
    /**
     * Return a meaningful string explaining the exception cause
     * @return the exception reason
     */
    public String getMessage() {
        return message;
    }
    
    /**
     * Return information about the annotation and annotated element 
     * which caused the exception or null if it is not available.
     * @return the annotation info instance 
     */
    public AnnotationInfo getLocator() {
        return locator;
    }
    
    /**
     * @return a meaningful description
     */
    public String toString() {
        if (locator == null) {
            return message;
        } else {
            return localStrings.getLocalString("annotationprocessorexception.with.locator", "{0}. Related annotation information: {1}", message, locator);
        }
    }
    
    /**
     *
     * @return true if this exception was considered by the sender as being
     * fatal to the annotations processing(i.e. it should stop).
     */
    public boolean isFatal(){
        return isFatal;
    }
   
    /**
     * Sets wether is exception is considered as fatal to the annotation 
     * processing.
     * @param true if the annotation processing should stop
     */
     public void setFatal(boolean fatal){
         this.isFatal = fatal;
     }      
}