1 files changed, 111 insertions, 0 deletions
diff --git a/sca-java-1.x/tags/1.6-TUSCANY-3909/contribution/src/main/java/org/apache/tuscany/sca/contribution/processor/TuscanyNamespaceContext.java b/sca-java-1.x/tags/1.6-TUSCANY-3909/contribution/src/main/java/org/apache/tuscany/sca/contribution/processor/TuscanyNamespaceContext.java
new file mode 100644
index 0000000000..2adebb9f33
--- /dev/null
+++ b/sca-java-1.x/tags/1.6-TUSCANY-3909/contribution/src/main/java/org/apache/tuscany/sca/contribution/processor/TuscanyNamespaceContext.java
@@ -0,0 +1,111 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ * 
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.    
+ */
+package org.apache.tuscany.sca.contribution.processor;
+
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.Iterator;
+import java.util.List;
+import java.util.Stack;
+
+import javax.xml.namespace.NamespaceContext;
+
+public class TuscanyNamespaceContext implements NamespaceContext {
+
+    private Stack<List<String>[]> context = null;
+
+    public TuscanyNamespaceContext(Stack<List<String>[]> context) {
+        this.context = context;
+    }
+
+    public String getNamespaceURI(String prefix) {
+        if (prefix == null) {
+            throw new IllegalArgumentException();
+        }
+        return (String)getResult("getNSUri", prefix);
+    }
+
+    public String getPrefix(String namespaceURI) {
+        if (namespaceURI == null) {
+            throw new IllegalArgumentException();
+        }
+        return (String)getResult("getPrefix", namespaceURI);
+    }
+
+    @SuppressWarnings("unchecked")
+    public Iterator<String> getPrefixes(String namespaceURI) {
+        if (namespaceURI == null) {
+            throw new IllegalArgumentException();
+        }
+
+        Iterator<String> iterator = (Iterator<String>)getResult("getPrefixes", namespaceURI);
+        return iterator;
+    }
+
+    /*
+     * Generic method to Iterate through the Stack and return required result(s) 
+     */
+    private Object getResult(String operation, String arg) {
+
+        List<String>[] contextList = null;
+        Iterator<String> prefItr = null;
+        Iterator<String> uriItr = null;
+
+        List<String> list = new ArrayList<String>();
+
+        String toCompare = null;
+
+        String tempPrefix = null;
+        String tempUri = null;
+
+        for (int i = context.size() - 1; i >= 0; i--) {
+            contextList = context.get(i);
+            prefItr = contextList[0].iterator();
+            uriItr = contextList[1].iterator();
+            while (uriItr.hasNext()) {
+                tempPrefix = prefItr.next();
+                tempUri = uriItr.next();
+                if (operation.equalsIgnoreCase("getNSUri")) {
+                    toCompare = tempPrefix;
+                } else if (operation.equalsIgnoreCase("getPrefix")) {
+                    toCompare = tempUri;
+                } else if (operation.equalsIgnoreCase("getPrefixes")) {
+                    toCompare = tempUri;
+                }
+                if (toCompare != null && arg.equalsIgnoreCase(toCompare)) {
+                    if (operation.equalsIgnoreCase("getNSUri")) {
+                        return tempUri;
+                    } else if (operation.equalsIgnoreCase("getPrefix")) {
+                        return tempPrefix;
+                    } else if (operation.equalsIgnoreCase("getPrefixes")) {
+                        list.add(tempPrefix);
+                    }
+
+                }
+            }
+        }
+
+        if (operation.equalsIgnoreCase("getPrefixes")) {
+            return Collections.unmodifiableList(list).iterator();
+        }
+
+        return null;
+    }
+
+} //end of Class