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Central module for Tapestry, containing interfaces to the Java
Servlet API and all core services and components.
// Copyright 2008, 2010 The Apache Software Foundation
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package org.apache.tapestry5.internal;
import org.apache.tapestry5.services.ContextValueEncoder;
/**
* Implementation based on values extracted from the URL (an event context, or a page activation
* context) that uses a {@link org.apache.tapestry5.services.ContextValueEncoder} to convert from
* string values to the desired values.
*/
public class URLEventContext extends AbstractEventContext
{
private final ContextValueEncoder valueEncoder;
private final String[] values;
public URLEventContext(ContextValueEncoder valueEncoder, String[] values)
{
this.valueEncoder = valueEncoder;
this.values = values;
}
public int getCount()
{
return values == null ? 0 : values.length;
}
public T get(Class desiredType, int index)
{
return valueEncoder.toValue(desiredType, values[index]);
}
}