content: /**
   *  Copyright (c) 2013-2016 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 tern.angular.modules;
  
  import java.util.ArrayList;
  import java.util.HashMap;
  import java.util.List;
  import java.util.Map;
  
  import tern.utils.StringUtils;
  
  class DirectivesByTagName {
  
  	private final Map<String, DirectiveAndSyntax> directivesMap;
  	private final List<Directive> directives;
  
  	public DirectivesByTagName() {
  		this.directivesMap = new HashMap<String, DirectiveAndSyntax>();
  		this.directives = new ArrayList<Directive>();
  	}
  
  	public void addDirective(Directive directive) {
  		if (StringUtils.isEmpty(directive.getName())) {
  			// don't add directive if name is empty.
  			return;
  		}
  		directives.add(directive);
  		List<String> names = directive.getDirectiveNames();
  		for (int i = 0; i < names.size(); i++) {
  			directivesMap.put(names.get(i), new DirectiveAndSyntax(directive, i));
  		}
  	}
  
  	public void collectDirectives(String directiveName, IDirectiveSyntax syntax, List<Directive> ignoreDirectives,
  			Restriction restriction, IDirectiveCollector collector) {
  		String name = null;
  		for (Directive directive : directives) {
  			if (Module.isMatch(ignoreDirectives, restriction, directive)) {
  				List<String> names = directive.getDirectiveNames();
  				for (int i = 0; i < names.size(); i++) {
  					if (DirectiveHelper.isSupport(syntax, i)) {
  						name = names.get(i);
  						if (name.startsWith(directiveName)) {
  							collector.add(directive, name);
  						}
  					}
  				}
  			}
  		}
  	}
  
  	public Directive getDirective(String name, Restriction restriction) {
  		DirectiveAndSyntax directiveAndSyntax = directivesMap.get(name);
  		if (directiveAndSyntax != null && directiveAndSyntax.getDirective().isMatch(restriction)) {
  			return directiveAndSyntax.getDirective();
  		}
  		return null;
  	}
  }
  