1
22
23 package com.liferay.portal.kernel.util;
24
25 import java.util.Properties;
26
27
33 public class SafeProperties extends Properties {
34
35 public SafeProperties() {
36 super();
37 }
38
39 public synchronized Object get(Object key) {
40 Object value = super.get(key);
41
42 value = _decode((String)value);
43
44 return value;
45 }
46
47 public String getEncodedProperty(String key) {
48 return super.getProperty(key);
49 }
50
51 public String getProperty(String key) {
52 return (String)get(key);
53 }
54
55 public synchronized Object put(Object key, Object value) {
56 if (key == null) {
57 return null;
58 }
59 else {
60 if (value == null) {
61 return super.remove(key);
62 }
63 else {
64 value = _encode((String)value);
65
66 return super.put(key, value);
67 }
68 }
69 }
70
71 public synchronized Object remove(Object key) {
72 if (key == null) {
73 return null;
74 }
75 else {
76 return super.remove(key);
77 }
78 }
79
80 private static String _decode(String value) {
81 return StringUtil.replace(
82 value, _SAFE_NEWLINE_CHARACTER, StringPool.NEW_LINE);
83 }
84
85 private static String _encode(String value) {
86 return StringUtil.replace(
87 value,
88 new String[] {
89 StringPool.RETURN_NEW_LINE, StringPool.NEW_LINE,
90 StringPool.RETURN
91 },
92 new String[] {
93 _SAFE_NEWLINE_CHARACTER, _SAFE_NEWLINE_CHARACTER,
94 _SAFE_NEWLINE_CHARACTER
95 });
96 }
97
98 private static final String _SAFE_NEWLINE_CHARACTER =
99 "_SAFE_NEWLINE_CHARACTER_";
100
101 }