From 132aa8a77685ec92bc90c03f987650d275a7b639 Mon Sep 17 00:00:00 2001
From: lresende <lresende@13f79535-47bb-0310-9956-ffa450edef68>
Date: Mon, 30 Sep 2013 06:59:11 +0000
Subject: 2.0.1 RC1 release tag

git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@1527464 13f79535-47bb-0310-9956-ffa450edef68
---
 .../xml/stax/reader/NamespaceContextImpl.java      | 124 +++++++++++++++++++++
 1 file changed, 124 insertions(+)
 create mode 100644 sca-java-2.x/tags/2.0.1-RC1/modules/common-xml/src/main/java/org/apache/tuscany/sca/common/xml/stax/reader/NamespaceContextImpl.java

(limited to 'sca-java-2.x/tags/2.0.1-RC1/modules/common-xml/src/main/java/org/apache/tuscany/sca/common/xml/stax/reader/NamespaceContextImpl.java')

diff --git a/sca-java-2.x/tags/2.0.1-RC1/modules/common-xml/src/main/java/org/apache/tuscany/sca/common/xml/stax/reader/NamespaceContextImpl.java b/sca-java-2.x/tags/2.0.1-RC1/modules/common-xml/src/main/java/org/apache/tuscany/sca/common/xml/stax/reader/NamespaceContextImpl.java
new file mode 100644
index 0000000000..d88f298a6c
--- /dev/null
+++ b/sca-java-2.x/tags/2.0.1-RC1/modules/common-xml/src/main/java/org/apache/tuscany/sca/common/xml/stax/reader/NamespaceContextImpl.java
@@ -0,0 +1,124 @@
+/*
+ * 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.common.xml.stax.reader;
+
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.Iterator;
+import java.util.List;
+import java.util.Map;
+
+import javax.xml.namespace.NamespaceContext;
+
+public class NamespaceContextImpl implements NamespaceContext {
+    private NamespaceContext parent;
+    private Map<String, String> map = new HashMap<String, String>();
+
+    /**
+     * @param parent
+     */
+    public NamespaceContextImpl(NamespaceContext parent) {
+        super();
+        this.parent = parent;
+        if (parent == null) {
+            map.put("xml", "http://www.w3.org/XML/1998/namespace");
+            map.put("xmlns", "http://www.w3.org/2000/xmlns/");
+        }
+    }
+
+    public String getNamespaceURI(String prefix) {
+        if (prefix == null) {
+            throw new IllegalArgumentException("Prefix is null");
+        }
+
+        String ns = (String)map.get(prefix);
+        if (ns != null) {
+            return ns;
+        }
+        if (parent != null) {
+            return parent.getNamespaceURI(prefix);
+        }
+        return null;
+    }
+
+    public String getPrefix(String nsURI) {
+        if (nsURI == null)
+            throw new IllegalArgumentException("Namespace is null");
+        for (Iterator<Map.Entry<String, String>> i = map.entrySet().iterator(); i.hasNext();) {
+            Map.Entry<String, String> entry = i.next();
+            if (entry.getValue().equals(nsURI)) {
+                return entry.getKey();
+            }
+        }
+        if (parent != null) {
+            return parent.getPrefix(nsURI);
+        }
+        return null;
+    }
+
+    public Iterator getPrefixes(String nsURI) {
+        List<String> prefixList = new ArrayList<String>();
+        for (Iterator<Map.Entry<String, String>> i = map.entrySet().iterator(); i.hasNext();) {
+            Map.Entry<String, String> entry = i.next();
+            if (entry.getValue().equals(nsURI)) {
+                prefixList.add(entry.getKey());
+            }
+        }
+        final Iterator<String> currentIterator = prefixList.iterator();
+        final Iterator parentIterator = parent == null ? null : parent.getPrefixes(nsURI);
+        return new Iterator() {
+
+            public boolean hasNext() {
+                return currentIterator.hasNext() || (parentIterator != null && parentIterator.hasNext());
+            }
+
+            public Object next() {
+                if (!hasNext()) {
+                    throw new IllegalStateException("End of iterator has reached");
+                }
+                return currentIterator.hasNext() ? currentIterator.next() : parentIterator.next();
+            }
+
+            public void remove() {
+                throw new UnsupportedOperationException();
+            }
+
+        };
+
+    }
+
+    public void register(String prefix, String ns) {
+        map.put(prefix, ns);
+    }
+
+    public NamespaceContext getParent() {
+        return parent;
+    }
+
+    @Override
+    public String toString() {
+        StringBuffer sb = new StringBuffer(map.toString());
+        if (parent != null) {
+            sb.append("\nParent: ");
+            sb.append(parent);
+        }
+        return sb.toString();
+    }
+}
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