001// Copyright 2021 The Apache Software Foundation
002//
003// Licensed under the Apache License, Version 2.0 (the "License");
004// you may not use this file except in compliance with the License.
005// You may obtain a copy of the License at
006//
007// http://www.apache.org/licenses/LICENSE-2.0
008//
009// Unless required by applicable law or agreed to in writing, software
010// distributed under the License is distributed on an "AS IS" BASIS,
011// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
012// See the License for the specific language governing permissions and
013// limitations under the License.
014
015package org.apache.tapestry5.commons.util;
016
017import org.apache.tapestry5.commons.services.TypeCoercer;
018
019/**
020 * Exception used when {@link TypeCoercer} doesn't find a coercion from a type to another.
021 * 
022 * @since 5.8.0
023 */
024public class CoercionNotFoundException extends UnknownValueException
025{
026    
027    private static final long serialVersionUID = 1L;
028
029    final private Class<?> sourceType;
030    
031    final private Class<?> targetType;
032
033    public CoercionNotFoundException(String message, AvailableValues availableValues, Class<?> sourceType, Class<?> targetType) 
034    {
035        super(message, availableValues);
036        this.sourceType = sourceType;
037        this.targetType = targetType;
038    }
039    
040    /**
041     * Returns the source type.
042     */
043    public Class<?> getSourceType() {
044        return sourceType;
045    }
046
047    
048    /**
049     * Returns the target type.
050     */
051    public Class<?> getTargetType() {
052        return targetType;
053    }
054
055}