package bboss.org.apache.velocity.runtime.directive;
/*
* 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
* 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.
*/
import bboss.org.apache.velocity.context.InternalContextAdapter;
import bboss.org.apache.velocity.runtime.RuntimeConstants;
import bboss.org.apache.velocity.runtime.resource.Resource;
/**
* Base class for directives which do input operations
* (e.g. <code>#include()</code>, <code>#parse()</code>, etc.).
*
* @author <a href="mailto:dlr@finemaltcoding.com">Daniel Rall</a>
* @since 1.4
*/
public abstract class InputBase extends Directive
{
/**
* Decides the encoding used during input processing of this
* directive.
*
* Get the resource, and assume that we use the encoding of the
* current template the 'current resource' can be
* <code>null</code> if we are processing a stream....
*
* @param context The context to derive the default input encoding
* from.
* @return The encoding to use when processing this directive.
*/
protected String getInputEncoding(InternalContextAdapter context)
{
Resource current = context.getCurrentResource();
if (current != null)
{
return current.getEncoding();
}
else
{
return (String) rsvc.getProperty(RuntimeConstants.INPUT_ENCODING);
}
}
}