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;

   1 /*
   2  * Copyright (c) 2003, 2015, 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 jdk.javadoc.internal.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 
  34 import jdk.javadoc.internal.doclets.toolkit.Content;
  35 
  36 /**
  37  * A sequence of Content nodes.
  38  */
  39 public class ContentBuilder extends Content {
  40     protected List<Content> contents = Collections.<Content>emptyList();
  41 
  42     @Override
  43     public void addContent(Content content) {
  44         nullCheck(content);
  45         ensureMutableContents();
  46         if (content instanceof ContentBuilder) {
  47             contents.addAll(((ContentBuilder) content).contents);
  48         } else
  49             contents.add(content);
  50     }
  51 
  52     @Override
  53     public void addContent(String text) {
  54         if (text.isEmpty())
  55             return;