content: /**
   *  Copyright (c) 2013-2016 Angelo ZERR and Genuitec LLC.
   *  All rights reserved. This program and the accompanying materials
   *  are made available under the terms of the Eclipse Public License v1.0
   *  which accompanies this distribution, and is available at
   *  http://www.eclipse.org/legal/epl-v10.html
   *
   *  Contributors:
   *  Angelo Zerr <angelo.zerr@gmail.com> - initial API and implementation
   *  Piotr Tomiak <piotr@genuitec.com> - collectors API and code refactoring
   */
  package tern.server.protocol.definition;
  
  import tern.server.protocol.IJSONObjectHelper;
  import tern.server.protocol.ITernResultProcessor;
  import tern.server.protocol.TernDoc;
  import tern.utils.StringUtils;
  
  public class TernDefinitionResultProcessor implements ITernResultProcessor<ITernDefinitionCollector> {
  
  	/**
  	 * Properties for JSON definition result.
  	 */
  	private static final String START_PROPERTY = "start"; //$NON-NLS-1$
  	private static final String END_PROPERTY = "end"; //$NON-NLS-1$
  	private static final String FILE_PROPERTY = "file"; //$NON-NLS-1$
  	private static final String ORIGIN_PROPERTY = "origin"; //$NON-NLS-1$
  	
  	public static final TernDefinitionResultProcessor INSTANCE = new TernDefinitionResultProcessor();
  
  	@Override
  	public void process(TernDoc doc, IJSONObjectHelper jsonObjectHelper, Object jsonObject,
  			ITernDefinitionCollector collector) {
  		collect(jsonObjectHelper, jsonObject, collector);
  	}
  
  	public void collect(IJSONObjectHelper jsonObjectHelper, Object jsonObject,
  			ITernDefinitionCollector collector) {
  		Long startCh = jsonObjectHelper.getCh(jsonObject, START_PROPERTY);
  		Long endCh = jsonObjectHelper.getCh(jsonObject, END_PROPERTY);
  		String file = jsonObjectHelper.getText(jsonObject, FILE_PROPERTY);
  		if (StringUtils.isEmpty(file)) {
  			file = jsonObjectHelper.getText(jsonObject, ORIGIN_PROPERTY);
  		}
  		collector.setDefinition(file, startCh, endCh);
  	}
  
  }
  