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diff --git a/axiom/include/axiom_data_source.h b/axiom/include/axiom_data_source.h
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+
+/*
+ * 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.
+ */
+
+#ifndef AXIOM_DATA_SOURCE_H
+#define AXIOM_DATA_SOURCE_H
+
+/**
+ * @file axiom_data_source.h
+ * @brief Axis2 AXIOM XML data_source
+ */
+
+#include <axutil_env.h>
+#include <axiom_node.h>
+#include <axiom_output.h>
+#include <axutil_stream.h>
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+    /**
+     * @defgroup axiom_data_source data_source
+     * @ingroup axiom_om
+     * @{
+     */
+
+    /**
+      * \brief data_source struct
+      * Handles the XML data_source in OM
+      */
+    typedef struct axiom_data_source axiom_data_source_t;
+
+    /**
+      * Creates a new data_source struct
+      * @param env Environment. MUST  NOT be NULL, .
+      * @param parent parent of the new node. Optinal, can be NULL. 
+      *          The parent element must be of type AXIOM_ELEMENT
+      * @param value Text value. Optinal, can be NULL.
+      * @param comment_node This is an out parameter.  cannot be NULL.
+      *                       Returns the node corresponding to the data_source struct created.
+      *                       Node type will be set to AXIOM_DATA_SOURCE  
+      * @return pointer to newly created data_source struct 
+      */
+    AXIS2_EXTERN axiom_data_source_t *AXIS2_CALL
+    axiom_data_source_create(
+        const axutil_env_t * env,
+        axiom_node_t * parent,
+        axiom_node_t ** node);
+
+    /**
+      * Free an axiom_data_source struct
+      * @param env environment.  MUST NOT be NULL.
+      * @param om_data_source pointer to om data_source struct to be freed.
+      * @return satus of the op. AXIS2_SUCCESS on success
+      *         AXIS2_FAILURE on error.
+      */
+    AXIS2_EXTERN void AXIS2_CALL
+    axiom_data_source_free(
+        struct axiom_data_source *om_data_source,
+        const axutil_env_t * env);
+
+    /**
+      * Serialize op
+      * @param env environment.  MUST NOT be NULL.
+      * @param om_data_source pointer to om data_source struct to be serialized.
+      * @param om_output AXIOM output handler to be used in serializing.
+      * @return satus of the op. AXIS2_SUCCESS on success,
+      *            AXIS2_FAILURE on error
+      */
+    AXIS2_EXTERN axis2_status_t AXIS2_CALL
+    axiom_data_source_serialize(
+        struct axiom_data_source *om_data_source,
+        const axutil_env_t * env,
+        axiom_output_t * om_output);
+
+    /**
+     *  set the data_source value
+     * @param om_data_source om_data_source struct
+     * @param env environment , MUST NOT be NULL.
+     * @param value data_source 
+     * @return status of the op. AXIS2_SUCCESS on success,
+     *           AXIS2_FAILURE on error.   
+     */
+    AXIS2_EXTERN axutil_stream_t *AXIS2_CALL
+    axiom_data_source_get_stream(
+        struct axiom_data_source *om_data_source,
+        const axutil_env_t * env);
+
+    /** @} */
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif                          /* AXIOM_DATA_SOURCE_H */