src/client/savan_client.c - axis-axis2-c-savan - Git at Google

 /*
  * Copyright 2004,2005 The Apache Software Foundation.
  *
  * Licensed 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.
  */

 #include <axiom_node.h>
 #include <axiom_element.h>
 #include <axiom_soap_body.h>
 #include <axis2_options.h>
 #include <axis2_addr.h>

 #include <savan_client.h>
 #include <savan_constants.h>

 struct savan_client_t
 {
     axis2_char_t *sub_id;
     axis2_char_t *sub_url;
 };

 /******************************************************************************/

 axis2_status_t AXIS2_CALL
 savan_client_add_sub_id_to_soap_header(
     savan_client_t *client,
     const axutil_env_t *env,
     axis2_svc_client_t *svc_client);

 axis2_char_t * AXIS2_CALL
 savan_client_get_sub_id_from_response(
     axiom_element_t *response_elem,
     axiom_node_t *response_node,
     const axutil_env_t *env);

 axis2_char_t * AXIS2_CALL
 savan_client_get_sub_url_from_response(
     axiom_element_t *response_elem,
     axiom_node_t *response_node,
     const axutil_env_t *env);

 /******************************************************************************/

 AXIS2_EXTERN savan_client_t * AXIS2_CALL
 savan_client_create(
     const axutil_env_t *env)
 {
     savan_client_t *client = NULL;

     AXIS2_ENV_CHECK(env, NULL);

     client = AXIS2_MALLOC(env->allocator, sizeof(savan_client_t));

     if (!client)
     {
         AXIS2_ERROR_SET(env->error, AXIS2_ERROR_NO_MEMORY, AXIS2_FAILURE);
         return NULL;
     }

     client->sub_id = NULL;

     return client;
 }

 /******************************************************************************/

 AXIS2_EXTERN axis2_status_t AXIS2_CALL
 savan_client_subscribe(
     savan_client_t *client,
     const axutil_env_t *env,
     axis2_svc_client_t *svc_client,
     axutil_hash_t *options)
 {
     axis2_options_t *wsa_options = NULL;
     const axis2_char_t *old_action = NULL;
     axiom_namespace_t *ns = NULL;
     axiom_node_t *reply = NULL;
     axiom_node_t *sub_node = NULL;
     axiom_node_t *endto_node = NULL;
     axiom_node_t *delivery_node = NULL;
     axiom_node_t *notify_node = NULL;
     axiom_node_t *filter_node = NULL;
     axiom_node_t *expires_node = NULL;
     axiom_element_t* sub_elem = NULL;
     axiom_element_t* endto_elem = NULL;
     axiom_element_t* delivery_elem = NULL;
     axiom_element_t* notify_elem = NULL;
     axiom_element_t* filter_elem = NULL;
     axiom_element_t* expires_elem = NULL;
     axis2_char_t *endto = NULL;
     axis2_char_t *notify = NULL;
     axis2_char_t *filter = NULL;
     axis2_char_t *filter_dialect = NULL;
     axis2_char_t *expires = NULL;
     axiom_element_t *body_elem = NULL;
     axis2_char_t *sub_id = NULL;
     axis2_char_t *sub_url = NULL;
     axis2_char_t *sub_elem_local_name = NULL;
 	axiom_attribute_t *dialect = NULL;

     AXIS2_LOG_DEBUG(env->log, AXIS2_LOG_SI,
         "[savan] Start:savan_client_subscribe");

     /* set wsa action as Subscribe. remember the old action */
     wsa_options = (axis2_options_t*)axis2_svc_client_get_options(svc_client, env);
     old_action = axis2_options_get_action(wsa_options, env);
     axis2_options_set_action(wsa_options, env, SAVAN_ACTIONS_SUB);

     /* extract the values from the options map */
     endto = axutil_hash_get(options, SAVAN_OP_KEY_ENDTO_EPR, AXIS2_HASH_KEY_STRING);
     notify = axutil_hash_get(options, SAVAN_OP_KEY_NOTIFY_EPR, AXIS2_HASH_KEY_STRING);
     filter = axutil_hash_get(options, SAVAN_OP_KEY_FILTER, AXIS2_HASH_KEY_STRING);
     filter_dialect = axutil_hash_get(options, SAVAN_OP_KEY_FILTER_DIALECT, AXIS2_HASH_KEY_STRING);
     expires = axutil_hash_get(options, SAVAN_OP_KEY_EXPIRES, AXIS2_HASH_KEY_STRING);

     /* create the body of the Subscribe request */
     ns = axiom_namespace_create (env, EVENTING_NAMESPACE, EVENTING_NS_PREFIX);
     sub_elem = axiom_element_create(env, NULL, ELEM_NAME_SUBSCRIBE, ns, &sub_node);

     /* EndTo element */
     endto_elem = axiom_element_create(env, sub_node, ELEM_NAME_ENDTO, ns,
         &endto_node);
     axiom_element_set_text(endto_elem, env, endto, endto_node);

     /* Delivery element */
     delivery_elem = axiom_element_create(env, sub_node, ELEM_NAME_DELIVERY, ns,
         &delivery_node);

     notify_elem = axiom_element_create(env, delivery_node, ELEM_NAME_NOTIFYTO, ns,
         &notify_node);
     axiom_element_set_text(notify_elem, env, notify, notify_node);

     /* Expires element */
     expires_elem = axiom_element_create(env, sub_node, ELEM_NAME_EXPIRES, ns,
         &expires_node);
     axiom_element_set_text(expires_elem, env, expires, expires_node);
     /* Filter element */
     filter_elem = axiom_element_create(env, sub_node, ELEM_NAME_FILTER, ns,
         &filter_node);
     axiom_element_set_text(filter_elem, env, filter, filter_node);

 	if(filter_dialect == NULL)
 	{
 		dialect = axiom_attribute_create(env,
 			"Dialect", DEFAULT_FILTER_DIALECT, NULL);
 	}
 	else
 	{
 		dialect = axiom_attribute_create(env,
 			"Dialect", filter_dialect, NULL);
 	}

 	axiom_element_add_attribute(filter_elem, env, dialect ,filter_node);

     /* send the Subscription and wait for the response */
     reply = axis2_svc_client_send_receive(svc_client, env, sub_node);

     /* reset the old action */
     axis2_options_set_action(wsa_options, env, old_action);

     if (!reply)
     {
         AXIS2_LOG_ERROR(env->log, AXIS2_LOG_SI, "[savan] Failed to send subscription "
             "request. Error: %d Reason: %s", env->error->error_number,
             AXIS2_ERROR_GET_MESSAGE(env->error));
         return AXIS2_FAILURE;
     }

     /* Extract the subscription id from the response and store for future
      * requests */

     /* Get Body element from body node */
     body_elem = (axiom_element_t*)axiom_node_get_data_element(reply, env);

     /* Check whether we have received a SubscribeResponse */
     sub_elem_local_name = axiom_element_get_localname(body_elem, env);

     if (axutil_strcmp(ELEM_NAME_SUB_RESPONSE, sub_elem_local_name) != 0)
     {
         AXIS2_LOG_ERROR(env->log, AXIS2_LOG_SI, "[savan] Subscription failed");
         return AXIS2_FAILURE;
     }

     sub_id = savan_client_get_sub_id_from_response(body_elem, reply, env);
     AXIS2_LOG_DEBUG(env->log, AXIS2_LOG_SI, "sub_id3:%s", sub_id);
     client->sub_id = axutil_strdup(env, sub_id);
     sub_url = savan_client_get_sub_url_from_response(body_elem, reply, env);
     client->sub_url = axutil_strdup(env, sub_url);

     AXIS2_LOG_DEBUG(env->log, AXIS2_LOG_SI,
         "[savan] End:savan_client_subscribe");
     return AXIS2_SUCCESS;
 }


 /******************************************************************************/

 AXIS2_EXTERN axis2_status_t AXIS2_CALL
 savan_client_renew(
     savan_client_t *client,
     const axutil_env_t *env,
     axis2_svc_client_t *svc_client,
     axutil_hash_t *options)
 {
     axis2_options_t *wsa_options = NULL;
     const axis2_char_t *old_action = NULL;
     axiom_namespace_t *ns = NULL;
     axiom_node_t *reply = NULL;
     axiom_node_t *renew_node = NULL;
     axiom_node_t *expires_node = NULL;
     axiom_element_t *renew_elem = NULL;
     axiom_element_t *expires_elem = NULL;
     axis2_char_t *expires = NULL;
     axis2_status_t status = AXIS2_FAILURE;

     AXIS2_LOG_DEBUG(env->log, AXIS2_LOG_SI, "[savan][client] "
         "renew...");

     /* Set wsa action as Renew. remember the old action */
     wsa_options = (axis2_options_t*)axis2_svc_client_get_options(svc_client, env);
     old_action = axis2_options_get_action(wsa_options, env);
     axis2_options_set_action(wsa_options, env, SAVAN_ACTIONS_RENEW);

     /* Extract the values from the options map */
     expires = axutil_hash_get(options, SAVAN_OP_KEY_EXPIRES, AXIS2_HASH_KEY_STRING);

     /* Create the body of the Renew request */
     ns = axiom_namespace_create (env, EVENTING_NAMESPACE, EVENTING_NS_PREFIX);
     renew_elem = axiom_element_create(env, NULL, ELEM_NAME_RENEW, ns, &renew_node);

     /* Expires element */
     expires_elem = axiom_element_create(env, renew_node, ELEM_NAME_EXPIRES, ns,
         &expires_node);
     axiom_element_set_text(expires_elem, env, expires, expires_node);

     savan_client_add_sub_id_to_soap_header(client, env, svc_client);

     /* send the Renew request and wait for the response */
     reply = axis2_svc_client_send_receive(svc_client, env, renew_node);

     /* reset the old action */
     axis2_options_set_action(wsa_options, env, old_action);

     if (!reply)
     {
         AXIS2_LOG_ERROR(env->log, AXIS2_LOG_SI, "[savan] Failed to send renew "
             "request. Error: %d Reason: %s", env->error->error_number,
             AXIS2_ERROR_GET_MESSAGE(env->error));
         status = AXIS2_FAILURE;
     }
     else
         status = AXIS2_SUCCESS;
     return status;
 }

 /******************************************************************************/

 AXIS2_EXTERN axis2_status_t AXIS2_CALL
 savan_client_unsubscribe(
     savan_client_t *client,
     const axutil_env_t *env,
     axis2_svc_client_t *svc_client)
 {
     axis2_options_t *wsa_options = NULL;
     const axis2_char_t *old_action = NULL;
     axiom_namespace_t *ns = NULL;
     axiom_node_t *reply = NULL;
     axiom_node_t *unsub_node = NULL;
     axiom_element_t *unsub_elem = NULL;
     axis2_status_t status = AXIS2_FAILURE;

     AXIS2_LOG_DEBUG(env->log, AXIS2_LOG_SI,
         "[savan] Start:savan_client_unsubscribe");

     /* set wsa action as Unsub. remember the old action */
     wsa_options = (axis2_options_t*)axis2_svc_client_get_options(svc_client, env);
     old_action = axis2_options_get_action(wsa_options, env);
     axis2_options_set_action(wsa_options, env, SAVAN_ACTIONS_UNSUB);

     /* create the body of the Unsub request */
     ns = axiom_namespace_create (env, EVENTING_NAMESPACE, EVENTING_NS_PREFIX);
     unsub_elem = axiom_element_create(env, NULL, ELEM_NAME_UNSUB, ns, &unsub_node);

     savan_client_add_sub_id_to_soap_header(client, env, svc_client);

     /* send the Unsub request and wait for the response */
     reply = axis2_svc_client_send_receive(svc_client, env, unsub_node);

     /* reset the old action */
     axis2_options_set_action(wsa_options, env, old_action);

     if (!reply)
     {
         AXIS2_LOG_ERROR(env->log, AXIS2_LOG_SI, "[savan] Failed to send unsubscribe "
             "request. Error: %d Reason: %s", env->error->error_number,
             AXIS2_ERROR_GET_MESSAGE(env->error));
         status = AXIS2_FAILURE;
     }
     else
         status = AXIS2_SUCCESS;
     AXIS2_LOG_DEBUG(env->log, AXIS2_LOG_SI,
         "[savan] End:savan_client_unsubscribe");
     return status;
 }

 /******************************************************************************/

 AXIS2_EXTERN axis2_char_t * AXIS2_CALL
 savan_client_get_status(
     savan_client_t *client,
     const axutil_env_t *env,
     axis2_svc_client_t *svc_client)
 {
     axis2_options_t *wsa_options = NULL;
     const axis2_char_t *old_action = NULL;
     axutil_qname_t *qname = NULL;
     axiom_namespace_t *ns = NULL;
     axiom_node_t *reply = NULL;
     axiom_node_t *status_node = NULL;
     axiom_node_t *body_node = NULL;
     axiom_node_t *response_node = NULL;
     axiom_node_t *expires_node = NULL;
     axiom_element_t *status_elem = NULL;
     axiom_element_t *body_elem = NULL;
     axiom_element_t *response_elem = NULL;
     axiom_element_t *expires_elem = NULL;
     axis2_char_t *expires = NULL;

     AXIS2_LOG_DEBUG(env->log, AXIS2_LOG_SI, "[savan][client] "
         "get status...");

     /* Set wsa action as GetStatus. remember the old action */
     wsa_options = (axis2_options_t*)axis2_svc_client_get_options(svc_client, env);
     old_action = axis2_options_get_action(wsa_options, env);
     axis2_options_set_action(wsa_options, env, SAVAN_ACTIONS_GET_STATUS);

     /* Create the body of the GetStatus request */
     ns = axiom_namespace_create (env, EVENTING_NAMESPACE, EVENTING_NS_PREFIX);
     status_elem = axiom_element_create(env, NULL, ELEM_NAME_GETSTATUS, ns, &status_node);

     savan_client_add_sub_id_to_soap_header(client, env, svc_client);

     /* Send the GetStatus request and wait for the response */
     reply = axis2_svc_client_send_receive(svc_client, env, status_node);

     /* Reset the old action */
     axis2_options_set_action(wsa_options, env, old_action);

     if (!reply)
     {
         AXIS2_LOG_ERROR(env->log, AXIS2_LOG_SI, "[savan] Failed to send get status "
             "request. Error: %d Reason: %s", env->error->error_number,
             AXIS2_ERROR_GET_MESSAGE(env->error));
         return NULL;
     }

     /* Extract the expire string and return */

     /* Get Body element from body node */
     body_elem = (axiom_element_t*)axiom_node_get_data_element(reply, env);

     /* Get Subscribe element from Body */
     qname = axutil_qname_create(env, ELEM_NAME_GETSTATUS_RESPONSE, EVENTING_NAMESPACE, NULL);
     response_elem = axiom_element_get_first_child_with_qname(body_elem, env, qname,
         body_node, &response_node);
     axutil_qname_free(qname, env);

     /* Now read Expires sub element */

     /* Expires */
     qname = axutil_qname_create(env, ELEM_NAME_EXPIRES, EVENTING_NAMESPACE, NULL);
     expires_elem = axiom_element_get_first_child_with_qname(response_elem, env, qname,
         response_node, &expires_node);
     axutil_qname_free(qname, env);

     expires = axiom_element_get_text(expires_elem, env, expires_node);

     return expires;
 }

 /*****************************************************************************/
 AXIS2_EXTERN axis2_char_t * AXIS2_CALL
 savan_client_get_sub_id(
     savan_client_t *client)
 {
     return client->sub_id;
 }

 AXIS2_EXTERN axis2_char_t * AXIS2_CALL
 savan_client_get_sub_url(
     savan_client_t *client)
 {
     return client->sub_url;
 }

 /*****************************************************************************/

 axis2_status_t AXIS2_CALL
 savan_client_add_sub_id_to_soap_header(
     savan_client_t *client,
     const axutil_env_t *env,
     axis2_svc_client_t *svc_client)
 {
     axiom_namespace_t *ns = NULL;
     axiom_node_t *id_node = NULL;
     axiom_element_t *id_elem = NULL;

     AXIS2_ENV_CHECK(env, AXIS2_FAILURE);

     /* Create a node with the subscription id and attach it as a soap header
      * to the service client */

     ns = axiom_namespace_create(env, EVENTING_NAMESPACE, EVENTING_NS_PREFIX);
     id_elem = axiom_element_create(env, NULL, ELEM_NAME_ID, ns, &id_node);
     if (!id_elem)
     {
         AXIS2_LOG_ERROR(env->log, AXIS2_LOG_SI, "[savan] [client] Failed to "
             "create element for Identifier node");
         return AXIS2_FAILURE;
     }

     AXIS2_LOG_DEBUG(env->log, AXIS2_LOG_SI, "client->sub_id:%s\n", client->sub_id);
     axiom_element_set_text(id_elem, env, client->sub_id, id_node);

     axis2_svc_client_add_header(svc_client, env, id_node);

     return AXIS2_SUCCESS;

 }

 /******************************************************************************/

 axis2_char_t * AXIS2_CALL
 savan_client_get_sub_id_from_response(
     axiom_element_t *response_elem,
     axiom_node_t *response_node,
     const axutil_env_t *env)
 {
     axutil_qname_t *qname = NULL;
     axiom_element_t *submgr_elem = NULL;
     axiom_element_t *refparam_elem = NULL;
     axiom_element_t *id_elem = NULL;
     axiom_node_t *submgr_node = NULL;
     axiom_node_t *refparam_node = NULL;
     axiom_node_t *id_node = NULL;
     axis2_char_t *sub_id = NULL;

     /* Format:
      *  <SubscribeResponse>
      *    <SubscriptionManager>
      *      <ReferenceParameter>
      *        <Identifier>
      */

     /* Get Sub Mgr sub element */
     qname = axutil_qname_create(env, ELEM_NAME_SUB_MGR, EVENTING_NAMESPACE, NULL);
     submgr_elem = axiom_element_get_first_child_with_qname(response_elem, env, qname,
         response_node, &submgr_node);
     axutil_qname_free(qname, env);

     /* Get Ref Param sub element */
     qname = axutil_qname_create(env, ELEM_NAME_REF_PARAM,
         AXIS2_WSA_NAMESPACE_SUBMISSION, NULL);
     refparam_elem = axiom_element_get_first_child_with_qname(submgr_elem, env, qname,
         submgr_node, &refparam_node);
     axutil_qname_free(qname, env);

     /* Get Identifier sub element */
     qname = axutil_qname_create(env, ELEM_NAME_ID, EVENTING_NAMESPACE, NULL);
     id_elem = axiom_element_get_first_child_with_qname(refparam_elem, env, qname,
         refparam_node, &id_node);
     axutil_qname_free(qname, env);

     sub_id = axiom_element_get_text(id_elem, env, id_node);

     return sub_id;
 }

 axis2_char_t * AXIS2_CALL
 savan_client_get_sub_url_from_response(
     axiom_element_t *response_elem,
     axiom_node_t *response_node,
     const axutil_env_t *env)
 {
     axutil_qname_t *qname = NULL;
     axiom_element_t *submgr_elem = NULL;
     axiom_element_t *address_elem = NULL;
     axiom_node_t *submgr_node = NULL;
     axiom_node_t *address_node = NULL;
     axis2_char_t *address = NULL;

     /* Format:
      *  <SubscribeResponse>
      *    <SubscriptionManager>
      *      <Address>
      */
     /* Get Sub Mgr sub element */
     qname = axutil_qname_create(env, ELEM_NAME_SUB_MGR, EVENTING_NAMESPACE, NULL);
     submgr_elem = axiom_element_get_first_child_with_qname(response_elem, env, qname,
         response_node, &submgr_node);
     axutil_qname_free(qname, env);

     /* Get Address sub element */
     qname = axutil_qname_create(env, ELEM_NAME_ADDR,
         AXIS2_WSA_NAMESPACE_SUBMISSION, NULL);
     address_elem = axiom_element_get_first_child_with_qname(submgr_elem, env, qname,
         submgr_node, &address_node);
     axutil_qname_free(qname, env);

     address = axiom_element_get_text(address_elem, env, address_node);

     return address;
 }
	/*
	* Copyright 2004,2005 The Apache Software Foundation.
	*
	* Licensed 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.
	*/

	#include <axiom_node.h>
	#include <axiom_element.h>
	#include <axiom_soap_body.h>
	#include <axis2_options.h>
	#include <axis2_addr.h>

	#include <savan_client.h>
	#include <savan_constants.h>

	struct savan_client_t
	{
	axis2_char_t *sub_id;
	axis2_char_t *sub_url;
	};

	/******************************************************************************/

	axis2_status_t AXIS2_CALL
	savan_client_add_sub_id_to_soap_header(
	savan_client_t *client,
	const axutil_env_t *env,
	axis2_svc_client_t *svc_client);

	axis2_char_t * AXIS2_CALL
	savan_client_get_sub_id_from_response(
	axiom_element_t *response_elem,
	axiom_node_t *response_node,
	const axutil_env_t *env);

	axis2_char_t * AXIS2_CALL
	savan_client_get_sub_url_from_response(
	axiom_element_t *response_elem,
	axiom_node_t *response_node,
	const axutil_env_t *env);

	/******************************************************************************/

	AXIS2_EXTERN savan_client_t * AXIS2_CALL
	savan_client_create(
	const axutil_env_t *env)
	{
	savan_client_t *client = NULL;

	AXIS2_ENV_CHECK(env, NULL);

	client = AXIS2_MALLOC(env->allocator, sizeof(savan_client_t));

	if (!client)
	{
	AXIS2_ERROR_SET(env->error, AXIS2_ERROR_NO_MEMORY, AXIS2_FAILURE);
	return NULL;
	}

	client->sub_id = NULL;

	return client;
	}

	/******************************************************************************/

	AXIS2_EXTERN axis2_status_t AXIS2_CALL
	savan_client_subscribe(
	savan_client_t *client,
	const axutil_env_t *env,
	axis2_svc_client_t *svc_client,
	axutil_hash_t *options)
	{
	axis2_options_t *wsa_options = NULL;
	const axis2_char_t *old_action = NULL;
	axiom_namespace_t *ns = NULL;
	axiom_node_t *reply = NULL;
	axiom_node_t *sub_node = NULL;
	axiom_node_t *endto_node = NULL;
	axiom_node_t *delivery_node = NULL;
	axiom_node_t *notify_node = NULL;
	axiom_node_t *filter_node = NULL;
	axiom_node_t *expires_node = NULL;
	axiom_element_t* sub_elem = NULL;
	axiom_element_t* endto_elem = NULL;
	axiom_element_t* delivery_elem = NULL;
	axiom_element_t* notify_elem = NULL;
	axiom_element_t* filter_elem = NULL;
	axiom_element_t* expires_elem = NULL;
	axis2_char_t *endto = NULL;
	axis2_char_t *notify = NULL;
	axis2_char_t *filter = NULL;
	axis2_char_t *filter_dialect = NULL;
	axis2_char_t *expires = NULL;
	axiom_element_t *body_elem = NULL;
	axis2_char_t *sub_id = NULL;
	axis2_char_t *sub_url = NULL;
	axis2_char_t *sub_elem_local_name = NULL;
	axiom_attribute_t *dialect = NULL;

	AXIS2_LOG_DEBUG(env->log, AXIS2_LOG_SI,
	"[savan] Start:savan_client_subscribe");

	/* set wsa action as Subscribe. remember the old action */
	wsa_options = (axis2_options_t*)axis2_svc_client_get_options(svc_client, env);
	old_action = axis2_options_get_action(wsa_options, env);
	axis2_options_set_action(wsa_options, env, SAVAN_ACTIONS_SUB);

	/* extract the values from the options map */
	endto = axutil_hash_get(options, SAVAN_OP_KEY_ENDTO_EPR, AXIS2_HASH_KEY_STRING);
	notify = axutil_hash_get(options, SAVAN_OP_KEY_NOTIFY_EPR, AXIS2_HASH_KEY_STRING);
	filter = axutil_hash_get(options, SAVAN_OP_KEY_FILTER, AXIS2_HASH_KEY_STRING);
	filter_dialect = axutil_hash_get(options, SAVAN_OP_KEY_FILTER_DIALECT, AXIS2_HASH_KEY_STRING);
	expires = axutil_hash_get(options, SAVAN_OP_KEY_EXPIRES, AXIS2_HASH_KEY_STRING);

	/* create the body of the Subscribe request */
	ns = axiom_namespace_create (env, EVENTING_NAMESPACE, EVENTING_NS_PREFIX);
	sub_elem = axiom_element_create(env, NULL, ELEM_NAME_SUBSCRIBE, ns, &sub_node);

	/* EndTo element */
	endto_elem = axiom_element_create(env, sub_node, ELEM_NAME_ENDTO, ns,
	&endto_node);
	axiom_element_set_text(endto_elem, env, endto, endto_node);

	/* Delivery element */
	delivery_elem = axiom_element_create(env, sub_node, ELEM_NAME_DELIVERY, ns,
	&delivery_node);

	notify_elem = axiom_element_create(env, delivery_node, ELEM_NAME_NOTIFYTO, ns,
	&notify_node);
	axiom_element_set_text(notify_elem, env, notify, notify_node);

	/* Expires element */
	expires_elem = axiom_element_create(env, sub_node, ELEM_NAME_EXPIRES, ns,
	&expires_node);
	axiom_element_set_text(expires_elem, env, expires, expires_node);
	/* Filter element */
	filter_elem = axiom_element_create(env, sub_node, ELEM_NAME_FILTER, ns,
	&filter_node);
	axiom_element_set_text(filter_elem, env, filter, filter_node);

	if(filter_dialect == NULL)
	{
	dialect = axiom_attribute_create(env,
	"Dialect", DEFAULT_FILTER_DIALECT, NULL);
	}
	else
	{
	dialect = axiom_attribute_create(env,
	"Dialect", filter_dialect, NULL);
	}

	axiom_element_add_attribute(filter_elem, env, dialect ,filter_node);

	/* send the Subscription and wait for the response */
	reply = axis2_svc_client_send_receive(svc_client, env, sub_node);

	/* reset the old action */
	axis2_options_set_action(wsa_options, env, old_action);

	if (!reply)
	{
	AXIS2_LOG_ERROR(env->log, AXIS2_LOG_SI, "[savan] Failed to send subscription "
	"request. Error: %d Reason: %s", env->error->error_number,
	AXIS2_ERROR_GET_MESSAGE(env->error));
	return AXIS2_FAILURE;
	}

	/* Extract the subscription id from the response and store for future
	* requests */

	/* Get Body element from body node */
	body_elem = (axiom_element_t*)axiom_node_get_data_element(reply, env);

	/* Check whether we have received a SubscribeResponse */
	sub_elem_local_name = axiom_element_get_localname(body_elem, env);

	if (axutil_strcmp(ELEM_NAME_SUB_RESPONSE, sub_elem_local_name) != 0)
	{
	AXIS2_LOG_ERROR(env->log, AXIS2_LOG_SI, "[savan] Subscription failed");
	return AXIS2_FAILURE;
	}

	sub_id = savan_client_get_sub_id_from_response(body_elem, reply, env);
	AXIS2_LOG_DEBUG(env->log, AXIS2_LOG_SI, "sub_id3:%s", sub_id);
	client->sub_id = axutil_strdup(env, sub_id);
	sub_url = savan_client_get_sub_url_from_response(body_elem, reply, env);
	client->sub_url = axutil_strdup(env, sub_url);

	AXIS2_LOG_DEBUG(env->log, AXIS2_LOG_SI,
	"[savan] End:savan_client_subscribe");
	return AXIS2_SUCCESS;
	}


	/******************************************************************************/

	AXIS2_EXTERN axis2_status_t AXIS2_CALL
	savan_client_renew(
	savan_client_t *client,
	const axutil_env_t *env,
	axis2_svc_client_t *svc_client,
	axutil_hash_t *options)
	{
	axis2_options_t *wsa_options = NULL;
	const axis2_char_t *old_action = NULL;
	axiom_namespace_t *ns = NULL;
	axiom_node_t *reply = NULL;
	axiom_node_t *renew_node = NULL;
	axiom_node_t *expires_node = NULL;
	axiom_element_t *renew_elem = NULL;
	axiom_element_t *expires_elem = NULL;
	axis2_char_t *expires = NULL;
	axis2_status_t status = AXIS2_FAILURE;

	AXIS2_LOG_DEBUG(env->log, AXIS2_LOG_SI, "[savan][client] "
	"renew...");

	/* Set wsa action as Renew. remember the old action */
	wsa_options = (axis2_options_t*)axis2_svc_client_get_options(svc_client, env);
	old_action = axis2_options_get_action(wsa_options, env);
	axis2_options_set_action(wsa_options, env, SAVAN_ACTIONS_RENEW);

	/* Extract the values from the options map */
	expires = axutil_hash_get(options, SAVAN_OP_KEY_EXPIRES, AXIS2_HASH_KEY_STRING);

	/* Create the body of the Renew request */
	ns = axiom_namespace_create (env, EVENTING_NAMESPACE, EVENTING_NS_PREFIX);
	renew_elem = axiom_element_create(env, NULL, ELEM_NAME_RENEW, ns, &renew_node);

	/* Expires element */
	expires_elem = axiom_element_create(env, renew_node, ELEM_NAME_EXPIRES, ns,
	&expires_node);
	axiom_element_set_text(expires_elem, env, expires, expires_node);

	savan_client_add_sub_id_to_soap_header(client, env, svc_client);

	/* send the Renew request and wait for the response */
	reply = axis2_svc_client_send_receive(svc_client, env, renew_node);

	/* reset the old action */
	axis2_options_set_action(wsa_options, env, old_action);

	if (!reply)
	{
	AXIS2_LOG_ERROR(env->log, AXIS2_LOG_SI, "[savan] Failed to send renew "
	"request. Error: %d Reason: %s", env->error->error_number,
	AXIS2_ERROR_GET_MESSAGE(env->error));
	status = AXIS2_FAILURE;
	}
	else
	status = AXIS2_SUCCESS;
	return status;
	}

	/******************************************************************************/

	AXIS2_EXTERN axis2_status_t AXIS2_CALL
	savan_client_unsubscribe(
	savan_client_t *client,
	const axutil_env_t *env,
	axis2_svc_client_t *svc_client)
	{
	axis2_options_t *wsa_options = NULL;
	const axis2_char_t *old_action = NULL;
	axiom_namespace_t *ns = NULL;
	axiom_node_t *reply = NULL;
	axiom_node_t *unsub_node = NULL;
	axiom_element_t *unsub_elem = NULL;
	axis2_status_t status = AXIS2_FAILURE;

	AXIS2_LOG_DEBUG(env->log, AXIS2_LOG_SI,
	"[savan] Start:savan_client_unsubscribe");

	/* set wsa action as Unsub. remember the old action */
	wsa_options = (axis2_options_t*)axis2_svc_client_get_options(svc_client, env);
	old_action = axis2_options_get_action(wsa_options, env);
	axis2_options_set_action(wsa_options, env, SAVAN_ACTIONS_UNSUB);

	/* create the body of the Unsub request */
	ns = axiom_namespace_create (env, EVENTING_NAMESPACE, EVENTING_NS_PREFIX);
	unsub_elem = axiom_element_create(env, NULL, ELEM_NAME_UNSUB, ns, &unsub_node);

	savan_client_add_sub_id_to_soap_header(client, env, svc_client);

	/* send the Unsub request and wait for the response */
	reply = axis2_svc_client_send_receive(svc_client, env, unsub_node);

	/* reset the old action */
	axis2_options_set_action(wsa_options, env, old_action);

	if (!reply)
	{
	AXIS2_LOG_ERROR(env->log, AXIS2_LOG_SI, "[savan] Failed to send unsubscribe "
	"request. Error: %d Reason: %s", env->error->error_number,
	AXIS2_ERROR_GET_MESSAGE(env->error));
	status = AXIS2_FAILURE;
	}
	else
	status = AXIS2_SUCCESS;
	AXIS2_LOG_DEBUG(env->log, AXIS2_LOG_SI,
	"[savan] End:savan_client_unsubscribe");
	return status;
	}

	/******************************************************************************/

	AXIS2_EXTERN axis2_char_t * AXIS2_CALL
	savan_client_get_status(
	savan_client_t *client,
	const axutil_env_t *env,
	axis2_svc_client_t *svc_client)
	{
	axis2_options_t *wsa_options = NULL;
	const axis2_char_t *old_action = NULL;
	axutil_qname_t *qname = NULL;
	axiom_namespace_t *ns = NULL;
	axiom_node_t *reply = NULL;
	axiom_node_t *status_node = NULL;
	axiom_node_t *body_node = NULL;
	axiom_node_t *response_node = NULL;
	axiom_node_t *expires_node = NULL;
	axiom_element_t *status_elem = NULL;
	axiom_element_t *body_elem = NULL;
	axiom_element_t *response_elem = NULL;
	axiom_element_t *expires_elem = NULL;
	axis2_char_t *expires = NULL;

	AXIS2_LOG_DEBUG(env->log, AXIS2_LOG_SI, "[savan][client] "
	"get status...");

	/* Set wsa action as GetStatus. remember the old action */
	wsa_options = (axis2_options_t*)axis2_svc_client_get_options(svc_client, env);
	old_action = axis2_options_get_action(wsa_options, env);
	axis2_options_set_action(wsa_options, env, SAVAN_ACTIONS_GET_STATUS);

	/* Create the body of the GetStatus request */
	ns = axiom_namespace_create (env, EVENTING_NAMESPACE, EVENTING_NS_PREFIX);
	status_elem = axiom_element_create(env, NULL, ELEM_NAME_GETSTATUS, ns, &status_node);

	savan_client_add_sub_id_to_soap_header(client, env, svc_client);

	/* Send the GetStatus request and wait for the response */
	reply = axis2_svc_client_send_receive(svc_client, env, status_node);

	/* Reset the old action */
	axis2_options_set_action(wsa_options, env, old_action);

	if (!reply)
	{
	AXIS2_LOG_ERROR(env->log, AXIS2_LOG_SI, "[savan] Failed to send get status "
	"request. Error: %d Reason: %s", env->error->error_number,
	AXIS2_ERROR_GET_MESSAGE(env->error));
	return NULL;
	}

	/* Extract the expire string and return */

	/* Get Body element from body node */
	body_elem = (axiom_element_t*)axiom_node_get_data_element(reply, env);

	/* Get Subscribe element from Body */
	qname = axutil_qname_create(env, ELEM_NAME_GETSTATUS_RESPONSE, EVENTING_NAMESPACE, NULL);
	response_elem = axiom_element_get_first_child_with_qname(body_elem, env, qname,
	body_node, &response_node);
	axutil_qname_free(qname, env);

	/* Now read Expires sub element */

	/* Expires */
	qname = axutil_qname_create(env, ELEM_NAME_EXPIRES, EVENTING_NAMESPACE, NULL);
	expires_elem = axiom_element_get_first_child_with_qname(response_elem, env, qname,
	response_node, &expires_node);
	axutil_qname_free(qname, env);

	expires = axiom_element_get_text(expires_elem, env, expires_node);

	return expires;
	}

	/*****************************************************************************/
	AXIS2_EXTERN axis2_char_t * AXIS2_CALL
	savan_client_get_sub_id(
	savan_client_t *client)
	{
	return client->sub_id;
	}

	AXIS2_EXTERN axis2_char_t * AXIS2_CALL
	savan_client_get_sub_url(
	savan_client_t *client)
	{
	return client->sub_url;
	}

	/*****************************************************************************/

	axis2_status_t AXIS2_CALL
	savan_client_add_sub_id_to_soap_header(
	savan_client_t *client,
	const axutil_env_t *env,
	axis2_svc_client_t *svc_client)
	{
	axiom_namespace_t *ns = NULL;
	axiom_node_t *id_node = NULL;
	axiom_element_t *id_elem = NULL;

	AXIS2_ENV_CHECK(env, AXIS2_FAILURE);

	/* Create a node with the subscription id and attach it as a soap header
	* to the service client */

	ns = axiom_namespace_create(env, EVENTING_NAMESPACE, EVENTING_NS_PREFIX);
	id_elem = axiom_element_create(env, NULL, ELEM_NAME_ID, ns, &id_node);
	if (!id_elem)
	{
	AXIS2_LOG_ERROR(env->log, AXIS2_LOG_SI, "[savan] [client] Failed to "
	"create element for Identifier node");
	return AXIS2_FAILURE;
	}

	AXIS2_LOG_DEBUG(env->log, AXIS2_LOG_SI, "client->sub_id:%s\n", client->sub_id);
	axiom_element_set_text(id_elem, env, client->sub_id, id_node);

	axis2_svc_client_add_header(svc_client, env, id_node);

	return AXIS2_SUCCESS;

	}

	/******************************************************************************/

	axis2_char_t * AXIS2_CALL
	savan_client_get_sub_id_from_response(
	axiom_element_t *response_elem,
	axiom_node_t *response_node,
	const axutil_env_t *env)
	{
	axutil_qname_t *qname = NULL;
	axiom_element_t *submgr_elem = NULL;
	axiom_element_t *refparam_elem = NULL;
	axiom_element_t *id_elem = NULL;
	axiom_node_t *submgr_node = NULL;
	axiom_node_t *refparam_node = NULL;
	axiom_node_t *id_node = NULL;
	axis2_char_t *sub_id = NULL;

	/* Format:
	* <SubscribeResponse>
	* <SubscriptionManager>
	* <ReferenceParameter>
	* <Identifier>
	*/

	/* Get Sub Mgr sub element */
	qname = axutil_qname_create(env, ELEM_NAME_SUB_MGR, EVENTING_NAMESPACE, NULL);
	submgr_elem = axiom_element_get_first_child_with_qname(response_elem, env, qname,
	response_node, &submgr_node);
	axutil_qname_free(qname, env);

	/* Get Ref Param sub element */
	qname = axutil_qname_create(env, ELEM_NAME_REF_PARAM,
	AXIS2_WSA_NAMESPACE_SUBMISSION, NULL);
	refparam_elem = axiom_element_get_first_child_with_qname(submgr_elem, env, qname,
	submgr_node, &refparam_node);
	axutil_qname_free(qname, env);

	/* Get Identifier sub element */
	qname = axutil_qname_create(env, ELEM_NAME_ID, EVENTING_NAMESPACE, NULL);
	id_elem = axiom_element_get_first_child_with_qname(refparam_elem, env, qname,
	refparam_node, &id_node);
	axutil_qname_free(qname, env);

	sub_id = axiom_element_get_text(id_elem, env, id_node);

	return sub_id;
	}

	axis2_char_t * AXIS2_CALL
	savan_client_get_sub_url_from_response(
	axiom_element_t *response_elem,
	axiom_node_t *response_node,
	const axutil_env_t *env)
	{
	axutil_qname_t *qname = NULL;
	axiom_element_t *submgr_elem = NULL;
	axiom_element_t *address_elem = NULL;
	axiom_node_t *submgr_node = NULL;
	axiom_node_t *address_node = NULL;
	axis2_char_t *address = NULL;

	/* Format:
	* <SubscribeResponse>
	* <SubscriptionManager>
	* <Address>
	*/
	/* Get Sub Mgr sub element */
	qname = axutil_qname_create(env, ELEM_NAME_SUB_MGR, EVENTING_NAMESPACE, NULL);
	submgr_elem = axiom_element_get_first_child_with_qname(response_elem, env, qname,
	response_node, &submgr_node);
	axutil_qname_free(qname, env);

	/* Get Address sub element */
	qname = axutil_qname_create(env, ELEM_NAME_ADDR,
	AXIS2_WSA_NAMESPACE_SUBMISSION, NULL);
	address_elem = axiom_element_get_first_child_with_qname(submgr_elem, env, qname,
	submgr_node, &address_node);
	axutil_qname_free(qname, env);

	address = axiom_element_get_text(address_elem, env, address_node);

	return address;
	}