| /* |
| * Copyright 2009 Google Inc. |
| * |
| * 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 com.google.gwt.resources.css; |
| |
| import com.google.gwt.resources.css.ast.Context; |
| import com.google.gwt.resources.css.ast.CssDef; |
| import com.google.gwt.resources.css.ast.CssEval; |
| import com.google.gwt.resources.css.ast.CssUrl; |
| import com.google.gwt.resources.css.ast.CssVisitor; |
| |
| import java.util.HashMap; |
| import java.util.Map; |
| |
| /** |
| * Collects all user-defined constant nodes in the stylesheet. |
| */ |
| public class SubstitutionCollector extends CssVisitor { |
| private final Map<String, CssDef> substitutions = new HashMap<String, CssDef>(); |
| |
| @Override |
| public void endVisit(CssDef x, Context ctx) { |
| substitutions.put(x.getKey(), x); |
| } |
| |
| @Override |
| public void endVisit(CssEval x, Context ctx) { |
| substitutions.put(x.getKey(), x); |
| } |
| |
| @Override |
| public void endVisit(CssUrl x, Context ctx) { |
| substitutions.put(x.getKey(), x); |
| } |
| |
| public Map<String, CssDef> getSubstitutions() { |
| return substitutions; |
| } |
| } |