[camel] 07/09: CAMEL-12994: Fixed issue in camel-saxon to skip reservered namespace prefix according to the XQuery spec.

[acosentino]

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acosentino pushed a commit to branch sandbox/camel-3.x
in repository https://gitbox.apache.org/repos/asf/camel.git

commit 4488130d7ff47d53f3872aa9b6d22379f86a6522
Author: Claus Ibsen <claus.ib...@gmail.com>
AuthorDate: Mon Dec 17 13:39:33 2018 +0100

    CAMEL-12994: Fixed issue in camel-saxon to skip reservered namespace prefix 
according to the XQuery spec.
---
 .../java/org/apache/camel/component/xquery/XQueryBuilder.java    | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git 
a/components/camel-saxon/src/main/java/org/apache/camel/component/xquery/XQueryBuilder.java
 
b/components/camel-saxon/src/main/java/org/apache/camel/component/xquery/XQueryBuilder.java
index 6c3bac9..055aeef 100644
--- 
a/components/camel-saxon/src/main/java/org/apache/camel/component/xquery/XQueryBuilder.java
+++ 
b/components/camel-saxon/src/main/java/org/apache/camel/component/xquery/XQueryBuilder.java
@@ -720,8 +720,13 @@ public abstract class XQueryBuilder implements Expression, 
Predicate, NamespaceA
             for (Map.Entry<String, String> entry : entries) {
                 String prefix = entry.getKey();
                 String uri = entry.getValue();
-                staticQueryContext.declareNamespace(prefix, uri);
-                staticQueryContext.setInheritNamespaces(true);
+                // skip invalid prefix or uri according to XQuery spec
+                boolean invalid = "xml".equals(prefix) || 
"xmlns".equals(prefix);
+                if (!invalid) {
+                    LOG.debug("Declaring namespace [prefix: {}, uri: {}]", 
prefix, uri);
+                    staticQueryContext.declareNamespace(prefix, uri);
+                    staticQueryContext.setInheritNamespaces(true);
+                }
             }
             expression = createQueryExpression(staticQueryContext);