content: /**
   *  Copyright (c) 2015-2017 Angelo ZERR.
   *  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
   */
  package ts.internal.client.protocol;
  
  import java.util.ArrayList;
  import java.util.List;
  
  import com.google.gson.JsonObject;
  
  import ts.client.CommandNames;
  import ts.client.diagnostics.DiagnosticEvent;
  
  /**
   * Geterr request; value of command field is "geterr". Wait for delay
   * milliseconds and then, if during the wait no change or reload messages have
   * arrived for the first file in the files list, get the syntactic errors for
   * the file, field requests, and then get the semantic errors for the file.
   * Repeat with a smaller delay for each subsequent file on the files list. Best
   * practice for an editor is to send a file list containing each file that is
   * currently visible, in most-recently-used order.
   * 
   * @see https://github.com/Microsoft/TypeScript/blob/master/src/server/protocol.ts
   */
  public class GeterrRequest extends Request<GeterrRequestArgs> implements IRequestEventable<DiagnosticEvent> {
  
  	private final transient List<DiagnosticEvent> events;
  
  	public GeterrRequest(String[] files, int delay) {
  		super(CommandNames.Geterr.getName(), new GeterrRequestArgs(files, delay));
  		this.events = new ArrayList<>();
  	}
  
  	@Override
  	public Response<?> parseResponse(JsonObject json) {
  		return null;
  	}
  
  	@Override
  	public List<String> getKeys() {
  		String[] files = super.getArguments().getFiles();
  		List<String> keys = new ArrayList<>(files.length * 2);
  		for (String file : files) {
  			keys.add("syntaxDiag_" + file);
  			keys.add("semanticDiag_" + file);
  		}
  		return keys;
  	}
  
  	@Override
  	public boolean accept(DiagnosticEvent event) {
  		events.add(event);
  		return events.size() > 1;
  	}
  
  	@Override
  	public List<DiagnosticEvent> getEvents() {
  		return events;
  	}
  
  }
  