antville/helma
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* Check for null and empty string in all encoder methods.

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* Encode macro tags and HTML comments inside <code> tag.
* Added simple main() method for command line tests.
This commit is contained in:
hns 2002-10-14 16:39:18 +00:00
parent 6a7e0ec908
commit 825415f526
1 changed files with 59 additions and 33 deletions
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74
src/helma/util/HtmlEncoder.java
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@ -282,8 +282,13 @@ public final class HtmlEncoder {
*
*/
public final static String encode (String str) {
if (str == null)
return null;
int l = str.length();
if (l == 0)
return "";
// try to make stringbuffer large enough from the start
StringBuffer ret = new StringBuffer (Math.round (str.length()*1.4f));
StringBuffer ret = new StringBuffer (Math.round (l*1.4f));
encode (str, ret);
return ret.toString();
}
@ -353,7 +358,7 @@ public final class HtmlEncoder {
j++;
// if we haven't gotten past the <,
// check if it's an HTML comment or Helma macro tag
if (j == tagStart) {
if (j == tagStart && !insideCodeTag) {
if ('%' == chars[j]) {
insideMacroTag = insideTag = true;
ret.append ('<');
@ -433,7 +438,12 @@ public final class HtmlEncoder {
*
*/
public final static String encodeFormValue (String str) {
StringBuffer ret = new StringBuffer (Math.round (str.length()*1.2f));
if (str == null)
return null;
int l = str.length();
if (l == 0)
return "";
StringBuffer ret = new StringBuffer (Math.round (l*1.2f));
encodeAll (str, ret, false);
return ret.toString();
}
@ -443,7 +453,12 @@ public final class HtmlEncoder {
*
*/
public final static String encodeAll (String str) {
StringBuffer ret = new StringBuffer (Math.round (str.length()*1.2f));
if (str == null)
return null;
int l = str.length();
if (l == 0)
return "";
StringBuffer ret = new StringBuffer (Math.round (l*1.2f));
encodeAll (str, ret, true);
return ret.toString();
}
@ -503,7 +518,12 @@ public final class HtmlEncoder {
public final static String encodeXml (String str) {
StringBuffer ret = new StringBuffer (Math.round (str.length()*1.2f));
if (str == null)
return null;
int l = str.length();
if (l == 0)
return "";
StringBuffer ret = new StringBuffer (Math.round (l*1.2f));
encodeXml (str, ret);
return ret.toString();
}
@ -539,25 +559,31 @@ public final class HtmlEncoder {
}
// test method
public static String printCharRange (int from, int to) {
StringBuffer response = new StringBuffer();
for (int i=from;i<to;i++) {
response.append (i);
response.append (" ");
response.append ((char) i);
response.append (" ");
if (i < 128)
response.append ((char) i);
else if (i >= 128 && i < 256)
response.append (transform[i-128]);
else {
response.append ("&#");
response.append (i);
response.append (";");
}
response.append ("\r\n");
}
return response.toString();
public static String printCharRange (int from, int to) {
StringBuffer response = new StringBuffer();
for (int i=from;i<to;i++) {
response.append (i);
response.append (" ");
response.append ((char) i);
response.append (" ");
if (i < 128)
response.append ((char) i);
else if (i >= 128 && i < 256)
response.append (transform[i-128]);
else {
response.append ("&#");
response.append (i);
response.append (";");
}
response.append ("\r\n");
}
return response.toString();
}
// for testing...
public static void main (String[] args) {
for (int i=0; i<args.length; i++)
System.err.println (encode (args[i]));
}
} // end of class