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
27package com.sun.beans.editors;
28
29import java.beans.*;
30
31public 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}
75