Java tutorial
/* * Copyright 2008 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.common.css.compiler.ast; import com.google.common.collect.ImmutableList; import java.util.List; /** * A {@link CssAbstractBlockNode} that contains only rulesets and @-rules. * * @author fbenz@google.com (Florian Benz) */ public class CssBlockNode extends CssAbstractBlockNode { private static final ImmutableList<Class<? extends CssNode>> VALID_NODE_CLASSES = ImmutableList.of( CssRulesetNode.class, CssAtRuleNode.class, CssConditionalBlockNode.class, CssKeyframeRulesetNode.class); public CssBlockNode(boolean isEnclosedWithBraces, List<CssNode> children) { super(isEnclosedWithBraces, children, null, VALID_NODE_CLASSES); } public CssBlockNode(boolean isEnclosedWithBraces) { super(isEnclosedWithBraces, VALID_NODE_CLASSES); } public CssBlockNode() { this(true /* isEnclosedWithBraces */); } public CssBlockNode(CssBlockNode node) { super(node); } @Override public CssBlockNode deepCopy() { return new CssBlockNode(this); } }