amarkevich commented on a change in pull request #900:
URL: https://github.com/apache/cxf/pull/900#discussion_r800251391
##########
File path:
rt/rs/extensions/json-basic/src/main/java/org/apache/cxf/jaxrs/json/basic/JsonMapObjectReaderWriter.java
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@@ -384,26 +401,38 @@ public Output append(char ch) {
}
- private String escapeJson(String value) {
+ private String escapeJson(String content) {
StringBuilder sb = new StringBuilder();
- for (int i = 0; i < value.length(); i++) {
- char c = value.charAt(i);
- // If we have " and the previous char was not \ then escape it
- if (c == '"' && (i == 0 || value.charAt(i - 1) != '\\')) {
- sb.append('\\').append(c);
- // If we have \ and the previous char was not \ and the next char
is not an escaped char, then escape it
- } else if (c == '\\' && (i == 0 || value.charAt(i - 1) != '\\')
- && (i == value.length() - 1 ||
!isEscapedChar(value.charAt(i + 1)))) {
- sb.append('\\').append(c);
- } else {
+ final int[] escCodes = sOutputEscapes128;
+ int escLen = escCodes.length;
+ for (int i = 0, len = content.length(); i < len; ++i) {
+ char c = content.charAt(i);
+ if (c >= escLen || escCodes[c] == 0) {
Review comment:
since only first 32 characters escaped `escCodes[c] == 0` can be removed
using table with size 32
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