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package org.apache.myfaces.shared.resource; |
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21 | 0 | public class ResourceValidationUtils |
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{ |
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public static boolean isValidResourceName(String resourceName) |
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{ |
25 | 25 | return validateResourceName(resourceName, true); |
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} |
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public static boolean isValidLibraryName(String libraryName) |
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{ |
30 | 11 | return validate(libraryName, false); |
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} |
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public static boolean isValidLibraryName(String libraryName, boolean allowSlash) |
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{ |
35 | 3 | return validate(libraryName, allowSlash); |
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} |
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public static boolean isValidResourceId(String resourceId) |
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{ |
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42 | 0 | return resourceId.length() > 0 && resourceId.charAt(0) != '/' && |
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validateResourceName(resourceId, true); |
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} |
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public static boolean isValidViewResource(String resourceId) |
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{ |
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50 | 0 | return validateResourceName(resourceId, true); |
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} |
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public static boolean isValidContractName(String contractName) |
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{ |
55 | 0 | return validate(contractName, false); |
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} |
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public static boolean isValidLocalePrefix(String localePrefix) |
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{ |
60 | 47 | for (int i = 0, length = localePrefix.length(); i < length; i++) |
61 | |
{ |
62 | 42 | char c = localePrefix.charAt(i); |
63 | 42 | if ( (c >='A' && c <='Z') || c == '_' || (c >='a' && c <='z') || (c >='0' && c <='9') ) |
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{ |
65 | 2 | continue; |
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} |
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else |
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{ |
69 | 9 | return false; |
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} |
71 | |
} |
72 | 5 | return true; |
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} |
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private static boolean validate(String expression, boolean allowSlash) |
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{ |
77 | 14 | int length = expression.length(); |
78 | 14 | if (length == 2 && |
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expression.charAt(0) == '.' && |
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expression.charAt(1) == '.') |
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{ |
82 | 2 | return false; |
83 | |
} |
84 | 101 | for (int i = 0; i < length; i++) |
85 | |
{ |
86 | 96 | char c = expression.charAt(i); |
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97 | 96 | if ( (c >='A' && c <='Z') || c == '_' || (c >='a' && c <='z') || |
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(c >=0xC0 && c <=0xD6) || (c >=0xD8 && c <=0xF6) || |
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(c >=0xF8 && c <=0x2FF) || (c >=0x370 && c <=0x37D) || |
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(c >=0x37F && c <=0x1FFF) || (c >=0x200C && c <=0x200D) || |
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(c >=0x2070 && c <=0x218F) || (c >=0x2C00 && c <=0x2FEF) || |
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(c >=0x3001 && c <=0xD7FF) || (c >=0xF900 && c <=0xFDCF) || |
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(c >=0xFDF0 && c <=0xFFFD) || (c >=0x10000 && c <=0xEFFFF) || |
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c == '-' || (c >='0' && c <='9') || c == 0xB7 || (c >=0x300 && c <=0x36F) || |
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(c >=0x203F && c <=0x2040) || (allowSlash && c == '/') |
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) |
107 | |
{ |
108 | 1 | continue; |
109 | |
} |
110 | 9 | else if (c == '.') |
111 | |
{ |
112 | 2 | if (i+2 < length) |
113 | |
{ |
114 | 2 | char c1 = expression.charAt(i+1); |
115 | 2 | char c2 = expression.charAt(i+2); |
116 | 2 | if (c == c1 && (c2 == '/' || c2 == '\\' ) ) |
117 | |
{ |
118 | 0 | return false; |
119 | |
} |
120 | 2 | } |
121 | |
continue; |
122 | |
} |
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else |
124 | |
{ |
125 | 7 | return false; |
126 | |
} |
127 | |
} |
128 | 5 | if (length >= 3) |
129 | |
{ |
130 | 5 | if ( (expression.charAt(length-3) == '/' || expression.charAt(length-3) == '\\' ) && |
131 | |
expression.charAt(length-2) == '.' && |
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expression.charAt(length-1) == '.' ) |
133 | |
{ |
134 | 0 | return false; |
135 | |
} |
136 | |
} |
137 | 5 | return true; |
138 | |
} |
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|
140 | |
private static boolean validateResourceName(String expression, boolean allowSlash) |
141 | |
{ |
142 | 25 | int length = expression.length(); |
143 | 25 | if (length == 2 && |
144 | |
expression.charAt(0) == '.' && |
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expression.charAt(1) == '.') |
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{ |
147 | 1 | return false; |
148 | |
} |
149 | 172 | for (int i = 0; i < length; i++) |
150 | |
{ |
151 | 163 | char c = expression.charAt(i); |
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175 | 163 | if ( (c >='A' && c <='Z') || c == '_' || (c >='a' && c <='z') || |
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(c >=0xC0 && c <=0xD6) || (c >=0xD8 && c <=0xF6) || |
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(c >=0xF8 && c <=0x2FF) || (c >=0x370 && c <=0x37D) || |
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(c >=0x37F && c <=0x1FFF) || (c >=0x200C && c <=0x200D) || |
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(c >=0x2070 && c <=0x218F) || (c >=0x2C00 && c <=0x2FEF) || |
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(c >=0x3001 && c <=0xD7FF) || (c >=0xF900 && c <=0xFDCF) || |
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(c >=0xFDF0 && c <=0xFFFD) || (c >=0x10000 && c <=0xEFFFF) || |
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(c == '-') || (c >='0' && c <='9') || c == 0xB7 || (c >=0x300 && c <=0x36F) || |
183 | |
(c >=0x203F && c <=0x2040) || (allowSlash && c == '/') || |
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(c == '!') || (c == '#') || (c == '\'') || (c == '(') || (c == ')') || |
185 | |
(c == '+') || (c == ',') || (c == ';' ) || (c == '=') || |
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(c == '@') || (c == '[') || (c == ']' ) || (c == '{') || (c == '}')) |
187 | |
{ |
188 | 0 | continue; |
189 | |
} |
190 | 28 | else if (c == '.') |
191 | |
{ |
192 | 20 | if (i+2 < length) |
193 | |
{ |
194 | 16 | char c1 = expression.charAt(i+1); |
195 | 16 | char c2 = expression.charAt(i+2); |
196 | 16 | if (c == c1 && (c2 == '/' || c2 == '\\' ) ) |
197 | |
{ |
198 | 7 | return false; |
199 | |
} |
200 | 9 | } |
201 | |
continue; |
202 | |
} |
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else |
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{ |
205 | 8 | return false; |
206 | |
} |
207 | |
} |
208 | 9 | if (length >= 3) |
209 | |
{ |
210 | 9 | if ( (expression.charAt(length-3) == '/' || expression.charAt(length-3) == '\\' ) && |
211 | |
expression.charAt(length-2) == '.' && |
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expression.charAt(length-1) == '.' ) |
213 | |
{ |
214 | 2 | return false; |
215 | |
} |
216 | |
} |
217 | 7 | return true; |
218 | |
} |
219 | |
} |