1 /*

     2  * Copyright (c) 1996, 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 

    27 package com.sun.beans.editors;

    28 

    29 import java.beans.*;

    30 

    31 public class StringEditor extends PropertyEditorSupport {

    32 

    33     public String getJavaInitializationString() {

    34         Object value = getValue();

    35         if (value == null)

    36             return "null";

    37 

    38         String str = value.toString();

    39         int length = str.length();

    40         StringBuilder sb = new StringBuilder(length + 2);

    41         sb.append('"');

    42         for (int i = 0; i < length; i++) {

    43             char ch = str.charAt(i);

    44             switch (ch) {

    45             case '\b': sb.append("\\b");  break;

    46             case '\t': sb.append("\\t");  break;

    47             case '\n': sb.append("\\n");  break;

    48             case '\f': sb.append("\\f");  break;

    49             case '\r': sb.append("\\r");  break;

    50             case '\"': sb.append("\\\""); break;

    51             case '\\': sb.append("\\\\"); break;

    52             default:

    53                 if ((ch < ' ') || (ch > '~')) {

    54                     sb.append("\\u");

    55                     String hex = Integer.toHexString((int) ch);

    56                     for (int len = hex.length(); len < 4; len++) {

    57                         sb.append('0');

    58                     }

    59                     sb.append(hex);

    60                 } else {

    61                     sb.append(ch);

    62                 }

    63                 break;

    64             }

    65         }

    66         sb.append('"');

    67         return sb.toString();

    68     }

    69 

    70     public void setAsText(String text) {

    71         setValue(text);

    72     }

    73 

    74 }