/**
* 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.
*/
package org.apache.marmotta.ldpath.template.model.transformers;
import org.apache.marmotta.ldpath.api.backend.RDFBackend;
import org.apache.marmotta.ldpath.api.transformers.NodeTransformer;
import org.apache.marmotta.ldpath.model.transformers.LongTransformer;
import freemarker.template.TemplateModelException;
import freemarker.template.TemplateNumberModel;
import java.util.Map;
/**
* Transform a node into the freemarker long type (TemplateNumberModel).
* <p/>
* Author: Sebastian Schaffert
*/
public class TemplateLongTransformer<Node> implements NodeTransformer<TemplateNumberModel,Node> {
private LongTransformer<Node> delegate;
public TemplateLongTransformer() {
delegate = new LongTransformer<>();
}
/**
* Transform the KiWiNode node into the datatype T. In case the node cannot be transformed to
* the respective datatype, throws an IllegalArgumentException that needs to be caught by the class
* carrying out the transformation.
*
*
*
* @param nodeRDFBackend
* @param node
* @param configuration
* @return
*/
@Override
public TemplateNumberModel transform(final RDFBackend<Node> nodeRDFBackend, final Node node, final Map<String, String> configuration) throws IllegalArgumentException {
return new TemplateNumberModel() {
@Override
public Number getAsNumber() throws TemplateModelException {
return delegate.transform(nodeRDFBackend, node, configuration);
}
};
}
}