diff options
Diffstat (limited to 'libraries/spongycastle/core/src/main/java/org/spongycastle/i18n/filter/SQLFilter.java')
-rw-r--r-- | libraries/spongycastle/core/src/main/java/org/spongycastle/i18n/filter/SQLFilter.java | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/libraries/spongycastle/core/src/main/java/org/spongycastle/i18n/filter/SQLFilter.java b/libraries/spongycastle/core/src/main/java/org/spongycastle/i18n/filter/SQLFilter.java new file mode 100644 index 000000000..73ec5efef --- /dev/null +++ b/libraries/spongycastle/core/src/main/java/org/spongycastle/i18n/filter/SQLFilter.java @@ -0,0 +1,69 @@ + +package org.spongycastle.i18n.filter; + +/** + * Filter for strings to store in a SQL table. + * + * escapes ' " = - / \ ; \r \n + */ +public class SQLFilter implements Filter +{ + + public String doFilter(String input) + { + StringBuffer buf = new StringBuffer(input); + int i = 0; + while (i < buf.length()) + { + char ch = buf.charAt(i); + switch (ch) + { + case '\'': + buf.replace(i,i+1,"\\\'"); + i += 1; + break; + case '\"': + buf.replace(i,i+1,"\\\""); + i += 1; + break; + case '=': + buf.replace(i,i+1,"\\="); + i += 1; + break; + case '-': + buf.replace(i,i+1,"\\-"); + i += 1; + break; + case '/': + buf.replace(i,i+1,"\\/"); + i += 1; + break; + case '\\': + buf.replace(i,i+1,"\\\\"); + i += 1; + break; + case ';': + buf.replace(i,i+1,"\\;"); + i += 1; + break; + case '\r': + buf.replace(i,i+1,"\\r"); + i += 1; + break; + case '\n': + buf.replace(i,i+1,"\\n"); + i += 1; + break; + default: + } + i++; + } + return buf.toString(); + } + + public String doFilterUrl(String input) + { + return doFilter(input); + } + +} |