1 /*

     2  * Copyright (c) 2003, 2012, 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;

    27 

    28 import com.sun.tools.doclets.internal.toolkit.taglets.*;

    29 

    30 /**

    31  * The output for HTML taglets.

    32  *

    33  *  <p><b>This is NOT part of any supported API.

    34  *  If you write code that depends on this, you do so at your own risk.

    35  *  This code and its internal interfaces are subject to change or

    36  *  deletion without notice.</b>

    37  *

    38  * @since 1.5

    39  * @author Jamie Ho

    40  */

    41 

    42 public class TagletOutputImpl implements TagletOutput {

    43 

    44     private StringBuilder output;

    45 

    46     public TagletOutputImpl(String o) {

    47         setOutput(o);

    48     }

    49 

    50     /**

    51      * {@inheritDoc}

    52      */

    53     public void setOutput (Object o) {

    54         output = new StringBuilder(o == null ? "" : (String) o);

    55     }

    56 

    57     /**

    58      * {@inheritDoc}

    59      */

    60     public void appendOutput(TagletOutput o) {

    61         output.append(o.toString());

    62     }

    63 

    64     /**

    65      * {@inheritDoc}

    66      */

    67     public boolean hasInheritDocTag() {

    68         return output.indexOf(InheritDocTaglet.INHERIT_DOC_INLINE_TAG) != -1;

    69     }

    70 

    71     public String toString() {

    72         return output.toString();

    73     }

    74 

    75     /**

    76      * Check whether the taglet output is empty.

    77      */

    78     public boolean isEmpty() {

    79         return (toString().trim().isEmpty());

    80     }

    81 }