Mercurial > jdk8-mips64-public > langtools / file comparison
comparison: src/share/classes/com/sun/tools/doclets/formats/html/markup/ContentBuilder.java
src/share/classes/com/sun/tools/doclets/formats/html/markup/ContentBuilder.java
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- 2eb010b6cb22
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| -1:000000000000 | 0:959103a6100f |
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| 1 /* | |
| 2 * Copyright (c) 2003, 2013, Oracle and/or its affiliates. All rights reserved. | |
| 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | |
| 4 * | |
| 5 * This code is free software; you can redistribute it and/or modify it | |
| 6 * under the terms of the GNU General Public License version 2 only, as | |
| 7 * published by the Free Software Foundation. Oracle designates this | |
| 8 * particular file as subject to the "Classpath" exception as provided | |
| 9 * by Oracle in the LICENSE file that accompanied this code. | |
| 10 * | |
| 11 * This code is distributed in the hope that it will be useful, but WITHOUT | |
| 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 14 * version 2 for more details (a copy is included in the LICENSE file that | |
| 15 * accompanied this code). | |
| 16 * | |
| 17 * You should have received a copy of the GNU General Public License version | |
| 18 * 2 along with this work; if not, write to the Free Software Foundation, | |
| 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
| 20 * | |
| 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA | |
| 22 * or visit www.oracle.com if you need additional information or have any | |
| 23 * questions. | |
| 24 */ | |
| 25 | |
| 26 package com.sun.tools.doclets.formats.html.markup; | |
| 27 | |
| 28 import java.io.IOException; | |
| 29 import java.io.Writer; | |
| 30 import java.util.ArrayList; | |
| 31 import java.util.Collections; | |
| 32 import java.util.List; | |
| 33 import com.sun.tools.doclets.internal.toolkit.Content; | |
| 34 | |
| 35 /** | |
| 36 * A sequence of Content nodes. | |
| 37 */ | |
| 38 public class ContentBuilder extends Content { | |
| 39 protected List<Content> contents = Collections.<Content>emptyList(); | |
| 40 | |
| 41 @Override | |
| 42 public void addContent(Content content) { | |
| 43 nullCheck(content); | |
| 44 ensureMutableContents(); | |
| 45 if (content instanceof ContentBuilder) { | |
| 46 contents.addAll(((ContentBuilder) content).contents); | |
| 47 } else | |
| 48 contents.add(content); | |
| 49 } | |
| 50 | |
| 51 @Override | |
| 52 public void addContent(String text) { | |
| 53 if (text.isEmpty()) | |
| 54 return; | |
| 55 ensureMutableContents(); | |
| 56 Content c = contents.isEmpty() ? null : contents.get(contents.size() - 1); | |
| 57 StringContent sc; | |
| 58 if (c != null && c instanceof StringContent) { | |
| 59 sc = (StringContent) c; | |
| 60 } else { | |
| 61 contents.add(sc = new StringContent()); | |
| 62 } | |
| 63 sc.addContent(text); | |
| 64 } | |
| 65 | |
| 66 @Override | |
| 67 public boolean write(Writer writer, boolean atNewline) throws IOException { | |
| 68 for (Content content: contents) { | |
| 69 atNewline = content.write(writer, atNewline); | |
| 70 } | |
| 71 return atNewline; | |
| 72 } | |
| 73 | |
| 74 @Override | |
| 75 public boolean isEmpty() { | |
| 76 for (Content content: contents) { | |
| 77 if (!content.isEmpty()) | |
| 78 return false; | |
| 79 } | |
| 80 return true; | |
| 81 } | |
| 82 | |
| 83 @Override | |
| 84 public int charCount() { | |
| 85 int n = 0; | |
| 86 for (Content c : contents) | |
| 87 n += c.charCount(); | |
| 88 return n; | |
| 89 } | |
| 90 | |
| 91 private void ensureMutableContents() { | |
| 92 if (contents.isEmpty()) | |
| 93 contents = new ArrayList<Content>(); | |
| 94 } | |
| 95 } |
