    001// Copyright 2008, 2010 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.internal.services;
    016
    017import org.apache.tapestry5.ValueEncoder;
    018import org.apache.tapestry5.services.ContextValueEncoder;
    019import org.apache.tapestry5.services.ValueEncoderSource;
    020
    021@SuppressWarnings("all")
    022public class ContextValueEncoderImpl implements ContextValueEncoder
    023{
    024    private final ValueEncoderSource valueEncoderSource;
    025
    026    public ContextValueEncoderImpl(ValueEncoderSource valueEncoderSource)
    027    {
    028        this.valueEncoderSource = valueEncoderSource;
    029    }
    030
    031    public String toClient(Object value)
    032    {
    033        assert value != null;
    034
    035        ValueEncoder encoder = valueEncoderSource.getValueEncoder(value.getClass());
    036
    037        return encoder.toClient(value);
    038    }
    039
    040
    041    public <T> T toValue(Class<T> requiredType, String clientValue)
    042    {
    043        assert requiredType != null;
    044
    045        ValueEncoder<T> encoder = valueEncoderSource.getValueEncoder(requiredType);
    046
    047        return encoder.toValue(clientValue);
    048    }
    049}