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 *   Licensed to the Apache Software Foundation (ASF) under one
 *  or more contributor license agreements.  See the NOTICE file
 *  distributed with this work for additional information
 *  regarding copyright ownership.  The ASF licenses this file
 *  to you under the Apache License, Version 2.0 (the
 *  "License"); you may not use this file except in compliance
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 *  software distributed under the License is distributed on an
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package org.apache.cayenne.reflect;

import org.apache.cayenne.CayenneRuntimeException;

/**
 * An unchecked exception thrown on errors during property access, either within a
 * Accessor or a Property.
 * 
 * @since 3.0
 */
public class PropertyException extends CayenneRuntimeException {

    protected PropertyDescriptor property;
    protected Accessor accessor;
    protected Object source;

    public PropertyException(String messageFormat, Object... messageArgs) {
        this(messageFormat, (Throwable) null, messageArgs);
    }

    public PropertyException(String messageFormat, Throwable cause, Object... messageArgs) {
        super(messageFormat, cause, messageArgs);
    }

    public PropertyException(String messageFormat, Accessor accessor, Object source,
            Object... messageArgs) {
        this(messageFormat, accessor, source, (Throwable) null, messageArgs);
    }

    public PropertyException(String messageFormat, Accessor accessor, Object source,
            Throwable cause, Object... messageArgs) {
        super(messageFormat, cause, messageArgs);

        this.accessor = accessor;
        this.source = source;
    }

    public PropertyException(String messageFormat, PropertyDescriptor property, Object source,
            Object... messageArgs) {
        this(messageFormat, property, source, (Throwable) null, messageArgs);
    }

    public PropertyException(String messageFormat, PropertyDescriptor property, Object source,
            Throwable cause, Object... messageArgs) {
        super(messageFormat, cause, messageArgs);

        this.property = property;
        this.source = source;
    }

    /**
     * Returns property descriptor that was used to access the property. It may be null.
     */
    public Accessor getAccessor() {
        return accessor;
    }

    public PropertyDescriptor getProperty() {
        return property;
    }

    /**
     * Returns an object that caused an error.
     */
    public Object getSource() {
        return source;
    }
}