1 /*
2  * Copyright (C) 2007 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 package org.apache.harmony.xml.dom;
18 
19 import org.w3c.dom.Comment;
20 import org.w3c.dom.Node;
21 
22 /**
23  * Provides a straightforward implementation of the corresponding W3C DOM
24  * interface. The class is used internally only, thus only notable members that
25  * are not in the original interface are documented (the W3C docs are quite
26  * extensive). Hope that's ok.
27  * <p>
28  * Some of the fields may have package visibility, so other classes belonging to
29  * the DOM implementation can easily access them while maintaining the DOM tree
30  * structure.
31  */
32 public final class CommentImpl extends CharacterDataImpl implements Comment {
33 
CommentImpl(DocumentImpl document, String data)34     CommentImpl(DocumentImpl document, String data) {
35         super(document, data);
36     }
37 
38     @Override
getNodeName()39     public String getNodeName() {
40         return "#comment";
41     }
42 
43     @Override
getNodeType()44     public short getNodeType() {
45         return Node.COMMENT_NODE;
46     }
47 
48     /**
49      * Returns true if this comment contains the illegal character sequence
50      * "--". Such nodes may not be serialized.
51      */
containsDashDash()52     public boolean containsDashDash() {
53         return buffer.indexOf("--") != -1;
54     }
55 }
56