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Date: Thu, 19 Jan 2006 07:47:54 -0500
From: Tim Fennell <hidden>
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Subject: Re: [Stripes-users] content escaping in JSONBuilder
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Status:
Thanks Sergey. I've created a JIRA bug for it and will be sure to
merge in the change for the next release.
-t
On Jan 19, 2006, at 6:17 AM, Sergey Pariev wrote:
> Hi all.
>
> I noticed some errors while using JSONBuilder recently - namely it
> doesn't escape string values which results in errors thet trying to
> eval() it on the JavaScript side. The following is the changes I've
> made to JSONBuilder to eliminate that issue :
>
> - new method added , quote() :
>
> public static String quote(String string) {
> if (string == null || string.length() == 0) {
> return "\"\"";
> }
> char b;
> char c = 0;
> int i;
> int len = string.length();
> StringBuffer sb = new StringBuffer(len + 4);
> String t;
>
> sb.append('"');
> for (i = 0; i < len; i += 1) {
> b = c;
> c = string.charAt(i);
> switch (c) {
> case '\\':
> case '"':
> sb.append('\\');
> sb.append(c);
> break;
> case '/':
> if (b == '<') {
> sb.append('\\');
> }
> sb.append(c);
> break;
> case '\b':
> sb.append("\\b");
> break;
> case '\t':
> sb.append("\\t");
> break;
> case '\n':
> sb.append("\\n");
> break;
> case '\f':
> sb.append("\\f");
> break;
> case '\r':
> sb.append("\\r");
> break;
> default:
> if (c < ' ') {
> t = "000" + Integer.toHexString(c);
> sb.append("\\u" + t.substring(t.length() - 4));
> } else {
> sb.append(c);
> }
> }
> }
> sb.append('"');
> return sb.toString();
> }
>
> - method getScalarAsString was changed as follows :
>
> public String getScalarAsString(Object in) {
> Class type = in.getClass();
> String result = null;
> if (String.class.isAssignableFrom(type)) {
> result = quote((String)in) ;
> }
> else if(Date.class.isAssignableFrom(type)) {
> result = "new Date(" + ((Date) in).getTime() + ")";
> }
> else {
> result = in.toString();
> }
>
> return result ;
> }
>
>
> HTH, Sergey.
>
>
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Re: [Stripes-users] content escaping in JSONBuilder
