content: /*
   * Portions Copyright (c) 2009-10 Zepheira LLC and James Leigh, Some Rights Reserved
   * Portions Copyright (c) 2010-11 Talis Inc, Some Rights Reserved
   *
   * 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.callimachusproject.behaviours;
  
  import static org.callimachusproject.util.PercentCodec.encode;
  
  import java.io.IOException;
  
  import org.callimachusproject.auth.DetachedRealm;
  import org.callimachusproject.engine.Template;
  import org.callimachusproject.engine.TemplateEngine;
  import org.callimachusproject.engine.TemplateException;
  import org.callimachusproject.engine.model.TermFactory;
  import org.callimachusproject.traits.CalliObject;
  import org.openrdf.OpenRDFException;
  import org.openrdf.http.object.client.HttpUriClient;
  
  /**
   * @author James Leigh
   * 
   */
  public abstract class PageSupport implements CalliObject {
  
  	/**
  	 * Called from page.ttl query.ttl composite.ttl and editable.ttl
  	 */
  	public Template getTemplateFor(String uri) throws IOException,
  			TemplateException, OpenRDFException {
  		assert uri != null;
  		String self = this.getResource().stringValue();
  		String target = TermFactory.newInstance(self).resolve(uri);
  		DetachedRealm realm = getCalliRepository().getRealm(target);
  		if (realm == null) {
  			realm = this.getRealm();
  		}
  		String url = self + "?layout&realm=" + encode(realm.toString());
  		HttpUriClient hc = this.getHttpClient();
  		return TemplateEngine.newInstance(hc).getTemplate(url);
  	}
  }
  