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Google App Engine compliant variation of FreeMarker. FreeMarker is a "template engine"; a generic tool to generate text output based on templates.

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/*
 * Copyright 2014 Attila Szegedi, Daniel Dekany, Jonathan Revusky
 * 
 * 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 freemarker.ext.dom;

import org.w3c.dom.ProcessingInstruction;

import freemarker.template.TemplateScalarModel;

class PINodeModel extends NodeModel implements TemplateScalarModel {
    
    public PINodeModel(ProcessingInstruction pi) {
        super(pi);
    }
    
    public String getAsString() {
        return ((ProcessingInstruction) node).getData();
    }
    
    public String getNodeName() {
        return "@pi$" + ((ProcessingInstruction) node).getTarget();
    }
    
    public boolean isEmpty() {
        return true;
    }
}