Hi Katoy,
Thanks for your info. Can you open a bug bugzilla, at
nagoya.apache.org, so we can have track of it.
Again, thanks a lot.
Raul
On 2/15/06, katoy <[EMAIL PROTECTED]> wrote:
> Hi,
> I am using java xml-security 1.3.0.
> I found one problem, show my solution.
>
> I hope fixed binary will be released at the official site.
> Has anyone other solution?
>
> Problem:
> --------
> Xml data has many namespaces, then Canonicalizer#canonicalizeSubtree()
> gets exception.
>
> For example,
> java code:
> public static String toString(final Node n) throws Exception {
> ByteArrayOutputStream baos = new ByteArrayOutputStream();
> Canonicalizer c14n =
> Canonicalizer.getInstance(Canonicalizer.ALGO_ID_C14N_OMIT_COMMENTS);
> byte[] serBytes = c14n.canonicalizeSubtree(n);
> ...
> }
>
> using XML data:
> <?xml version="1.0"?>
> <wiki
> xmlns:generated-command="http://foo.com/command";
> xmlns:generated-event="http://foo.com/event";
> xmlns:command="http://foo.com/command";
> xmlns:ui="http://foo.com/ui";
> xmlns:event="http://foo.com/event";
> xmlns:instruction="http://foo/instruction";
> xmlns:directory="http://foo.com/io/directory";
> xmlns:function="http://foo.com/function";
> xmlns="http://www.w3.org/1999/xhtml";
> xmlns:ctrl="http://foo.com/controls";
> xmlns:wiki="http://foo.com/samples/wiki";>
> <wiki:content>
> <wiki:paragraph />
> </wiki:content>
> </wiki>
>
> gets exception:
> java.lang.ArrayIndexOutOfBoundsException: 23
> at org.apache.xml.security.c14n.implementations.SymbMap.index(Unknown
> Source)
> at org.apache.xml.security.c14n.implementations.SymbMap.get(Unknown Source)
> at
> org.apache.xml.security.c14n.implementations.NameSpaceSymbTable.addMappingAndRender(Unknown
> Source)
> at
> org.apache.xml.security.c14n.implementations.Canonicalizer20010315.handleAttributesSubtree(Unknown
> Source)
> at
> org.apache.xml.security.c14n.implementations.CanonicalizerBase.canonicalizeSubTree(Unknown
> Source)
> at
> org.apache.xml.security.c14n.implementations.CanonicalizerBase.engineCanonicalizeSubTree(Unknown
> Source)
> at
> org.apache.xml.security.c14n.implementations.CanonicalizerBase.engineCanonicalizeSubTree(Unknown
> Source)
> at
> org.apache.xml.security.c14n.Canonicalizer.canonicalizeSubtree(Unknown
> Source)
> ...
>
> My Solution:
> ------------
> I quick fixed,
> In
> xml-security-1_3_0\src\org\apache\xml\security\c14n\implementations\NameSpaceSymbTable.java
> line 359,
>
> protected int index(Object obj) {
> Object[] set = keys;
> int length = set.length;
> //abs of index
> int index = (obj.hashCode() & 0x7fffffff) % length;
> Object cur = set[index];
>
> if (cur == null || (cur.equals( obj))) {
> return index;
> }
> do {
> // index=index==length? 0:++index; // <---Original
> index = (index + 1) % length; // <--------Fix kato,
> cur = set[index];
> } while (cur != null && (!cur.equals(obj)));
> return index;
> }
> in original code,
> when "index == length-1", "index==length? 0:++index" has index, it is
> outofbounds!
> I edited the code to "(index+1) % length" , it works good.
>
> Best Regards,
> katoy
>
>
--
http://r-bg.com
