/**
* 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 freemarker.template.TemplateDateModel;
import freemarker.template.TemplateModelException;
import java.util.Date;
import java.util.Map;
import org.apache.marmotta.ldpath.api.backend.RDFBackend;
import org.apache.marmotta.ldpath.api.transformers.NodeTransformer;
import org.apache.marmotta.ldpath.model.transformers.DateTimeTransformer;
/**
* Transform a node into the freemarker date type ({@link freemarker.template.TemplateDateModel}).
* <p/>
* Author: Sebastian Schaffert
*/
public class TemplateDateTransformer<Node> implements NodeTransformer<TemplateDateModel,Node> {
private DateTimeTransformer<Node> delegate;
private int type = TemplateDateModel.UNKNOWN;
public TemplateDateTransformer() {
delegate = new DateTimeTransformer<Node>();
}
public TemplateDateTransformer(int type) {
this.type = type;
}
/**
* 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 node
* @param configuration
* @return
*/
@Override
public TemplateDateModel transform(final RDFBackend<Node> nodeRDFBackend, final Node node, final Map<String, String> configuration) throws IllegalArgumentException {
return new TemplateDateModel() {
@Override
public Date getAsDate() throws TemplateModelException {
return delegate.transform(nodeRDFBackend, node, configuration);
}
@Override
public int getDateType() {
return type;
}
};
}
}